exv10w6xby



 





Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED



SCHEDULE NO. 1



This Schedule No. 1 for SMS Hosted Managed Service (this “Schedule”), is dated April 25, 2007 (the
“Effective Date”) and is entered into by and between Rural Cellular Corporation
(“Customer”) and Ericsson Inc. (“Ericsson”). This Schedule replaces in its entirely Schedule 1
for SMS Hosted Managed Services, which formed a part of the Hosted Managed Services Statement of
Work, both documents being dated August 12, 2005 and previously entered into by and between
Customer and Ericsson (the “Prior Schedule 1 ” and the “Prior SOW” respectively). The Prior SOW is
replaced by the Hosted Managed Services Agreement, effective as of April 25, 2007 between Customer
and Ericsson (“HMS Agreement”) This Schedule is part of and subject to the terms and conditions set
forth in the HMS Agreement. In the event of a conflict between the terms of the HMS Agreement and
those of this Schedule, the terms of this Schedule will prevail.



1. Scope and Definitions.



1.1 This Schedule includes the following documents:





	 	 	Exhibit A1 — SMS Hosted Managed Service Description
	 
	 	 	Exhibit A2 — Responsibility Matrix
	 
	 	 	Exhibit A3 — Key Performance Indices and Quality of Service
	 
	 	 	Exhibit A4 — Acceptance Documents




All amendments to this Schedule must be recorded in writing, signed by both parties and implemented
in accordance with the Change Control Procedure set forth in Schedule B of the HMS Agreement.



1.2 All capitalized terms set forth herein and not otherwise defined shall have the definitions
provided in the HMS Agreement. 1.3 For the purposes of this Schedule:





	 	a)	 	“Subscriber” means a subscriber of Customer who is provisioned as an SMS
subscriber within the subscriber database associated with the SMSC hosted by Ericsson.
	 
	 	b)	 	“Successful SMS Message” means either an MO (Message Out) or MT (Message
terminating) that is successfully processed by the Ericsson SMSC and for which a
delivery confirmation message is generated.
	 
	 	c)	 	“OTA Message” means IRDB, NAM programming, GSM OTA messaging and PRL messages
sent to the Subscriber’s handset via the SS-7 network.
	 
	 	d)	 	“Successful OTA Message” is defined as an OTA Message for which a positive
acknowledgement (ANSI 41C cause code 00) is received from the Subscriber’s handset.
	 
	 	e)	 	“Customer Legacy MMS Subscriber” is defined as any Subscriber that does not
have a MMS-capable handset or access to any MMS features, which includes but may not
be limited to, Subscribers with TDMA handsets; CDMA non-MMS capable handsets; CDMA MMS
capable
handsets without the Pictures2Go feature; GSM non-MMS capable handsets; GSM MMS
capable handsets without Pictures2Go; and Analog handsets.





Schedule 1 to HMS Agreement — SMS Services

Page 1 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 








Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED



2. Term of Hosted Managed Services.



2.1 Prior to the Effective Date of this Schedule, Ericsson provided Customer with the SMS Hosted
Managed Services pursuant to the terms and conditions in the Prior SOW and Schedule. This Schedule
shall be effective as the Effective Date and shall continue, unless otherwise terminated, until
12:01 AM EST on August 11, 2009 (the “Term”). Either party may indicate to the other its intention
to renew this Schedule by a further term of one (1) year by providing a written notice at least 120
days before the expiry of the Term. The other party may then agree to so extend the Term by
providing the first party with a notice to such effect at least 90 days before the expiry of the
Term, failing which, this Schedule will terminate at the expiry of the Term.



2.2 Customer shall have the right to terminate this Schedule by notifying Ericsson in writing at
least three (3) months in advance of such termination, provided that Ericsson will have received
from Customer, prior to such early termination, at least $ *** USD in Monthly Fees under this
Schedule.



Ericsson and Customer will work toward a smooth transition from the system used by Ericsson provide
the SMS Hosted Managed Service to Customer (the “System”) with minimum disruption of service to
existing subscribers. Ericsson will assist Customer at its then-current hourly rates, in
transitioning Subscribers to the new system. All obligations of the parties, including Customer’s
obligation to pay the fees set out in Section 4 hereof, will continue to apply until the effective
date of termination, which shall occur upon the complete transition of Customer’s Subscribers to
the new system.



3. Description of Hosted Managed Services



3.1 Ericsson will provide the services and features described in Exhibit A1 (the “SMS Hosted
Managed Service”).



4. Fees.



4.1 Customer agrees to pay to Ericsson the following:





	 	a)	 	The parties acknowledge that Customer has paid to Ericsson an
initial one-time SMS Fee of $ *** (the “Initial SMS Fee”), and an initial one-time
overhead message set-up fee for TDMA and CDMA handsets of $ *** (the “Initial OM Fee”)
which fees include (i) the cost of configuration and dimensioning changes to
Ericsson’s SMSC Node to support Customer’s Hosted Managed SMS Service, (ii) the cost
of providing interconnection for inter-carrier SMSs and (iii) any costs incurred by
Ericsson to support Customer Legacy MMS Subscribers on the Ericsson MMS platform via
the Ericsson SMSC node.
	 
	 	b)	 	The parties agree on the Acceptance Test Plan set forth in Exhibit A4. On
October 26, 2006 the parties acknowledged in writing that the SMS Hosted
Managed Service had been accepted by Customer (“Acceptance”).
	 
	 	c)	 	Following the second full calendar month after Acceptance, Customer will pay
Ericsson a monthly SMS Message Fee according to the fee structure set forth below (the
“Monthly Fee”).





Schedule 1 to HMS Agreement — SMS Services

Page 2 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.




 









 







Exhibit 10.6(b) REDACTED




CONFIDENTIAL
TREATMENT REQUESTED





	 	 	 
	Successful SMS	 	Price per Successful
	Messages Per Month	 	SMS Message
	0 - ***

	 	$ ***
	*** - ***

	 	$ ***
	Over ***

	 	$ ***







	 	d)	 	A monthly OTA Message Fee of $ *** per Successful OTA Message.
	 
	 	e)	 	A surcharge of $ *** will be added to each message handed off to an inter
carrier provider for international delivery.
	 
	 	f)	 	Customer is responsible for providing transmission and transport connectivity
to the Ericsson NMC.




4.2 Customer will, within 10 days after the Effective Date, and on or before January
15th of each year thereafter during the Term, issue a Purchase Order with a blank
amount “Blanket Purchase Order” and Ericsson will issue monthly invoices against such Blanket
Purchase Orders for the fees due hereunder.



4.3 Ericsson will audit the System by the fifth (5th) day of each calendar month and
will, no later than the 25th day of such month, generate an invoice for the period
starting on the first day of the previous month and ending on the last day of the previous month.
Notwithstanding the foregoing, no audit referenced in this section shall interfere with or in any
way downgrade the operation of the System. Customer is entitled to review and dispute the audit
results, within the 30 days following the date of the invoice.



4.4 The credit due to Customer pursuant to section 11 of the HMS Agreement shall be equal to ***
of the total monthly fee for every day, or substantial portion thereof, during the month in which
the service level set forth in Exhibit A-3, Section 1 is not met or the SMS Hosted Managed Services
do not operate in accordance with the specifications set forth in this Schedule which are material
to Customer revenues. If Ericsson fails to meet the service level set forth in Exhibit A-3 for two
(2) or more days in a calendar month and such failure continues for two (2) consecutive calendar
months, then Customer shall have the right to terminate this Schedule and Ericsson shall provide
Customer with reasonable co-operation with respect to transition to an alternative SMS service.



5. Ericsson Services and Commitments.



5.1 Ericsson will provide the following additional requirements to Customer at no additional charge
to Customer:





	 	a)	 	Within thirty (30) days of receipt by Ericsson of the Forecast, Ericsson will
provide Customer with forecasted requirements for signalling and transport links.
	 
	 	b)	 	Ericsson shall provide necessary operational support, integration, testing,
and troubleshooting as defined in accordance with Exhibit A1 and Exhibit A2.
	 
	 	c)	 	Ericsson’s SMS Hosted Managed Services will comply with all applicable
government regulations.





Schedule 1 to HMS Agreement — SMS Services

Page 3 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED




	 	d)	 	Ericsson will provide access to Customer to associated Ericsson sponsored
user groups, development conferences, and ad hoc meetings.
	 
	 	e)	 	SMS functionality and features made generally available to Ericsson’s
customer base (i.e., not custom developed) shall either be included as part of the SMS
Hosted Managed Services, or if developed and generally offered to Ericsson’s customer
base in the future, shall be made available to Customer under competitive terms and
conditions.
	 
	 	f)	 	Subject to the provisions set out in the first two sentences of Section 14
(d) of the HMS Agreement, Ericsson’s delivery of the SMS Hosted Managed Services shall
not require additional equipment purchases by Customer within the System.




6. Additional Exclusions



6.1 In addition to the exclusions provided in the HMS Agreement, the following exclusions will
apply:





	 	a)	 	Customer will be responsible for establishing the agreements necessary to
provide content and support for that content in the SMS Hosted Managed Services.
Ericsson will integrate the third party links on to the System in accordance with
the provisions of this Schedule.
	 
	 	b)	 	The SMS Hosted Managed Services may contain third party content and
applications or links to third party Web sites, content or applications (“Linked
Material”). The Linked Material is not under the control of Ericsson and Ericsson
is not responsible for the contents of any Linked Material, including without
limitation, any link contained in Linked Material, or any changes or updates to a
Linked Material. Ericsson is not responsible for any form of transmission received
from any Linked Material nor is Ericsson responsible if the Linked Material is not
working appropriately. Ericsson will provide the links to Customer and to
Subscribers at Customer’s request and subject to the payment by Customer of the
appropriate fee, which fee shall be based on Ericsson current rates for time and
materials. The inclusion of any Linked Material does not imply endorsement by
Ericsson of the site or any association with its operators. Customer and the
Subscribers are responsible for viewing and abiding by the privacy statements and
terms of use posted on the Linked Material.





	 	 	 	 	 
	SIGNED for and on behalf 

of Rural Cellular Corporation

	 	 	 	SIGNED for and on behalf 

of Ericsson Inc.
	 
	 	 	 	 
	/s/ Ann Newhall

	 	 	 	/s/ Brian Mihelich
	 

	 	 	 	 
	Name: Ann Newhall

	 	 	 	Name: Brian Mihelich
	Title: Chief Operating Officer

	 	 	 	Title: VP Sales
	Date: April 25, 2007

	 	 	 	Date: April 27, 2007






Schedule 1 to HMS Agreement — SMS Services

Page 4 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 






Exhibit 10.6(b) REDACTED




CONFIDENTIAL
TREATMENT REQUESTED




     Exhibit A1 — SMS Hosted Managed Service Description



     SMS Hosted Managed Service



1 Service Description



The Hosted Managed SMS Service will provide SMS service to subscribers with GSM, TDMA and CDMA
handsets:





	o	 	Mobile to Mobile SMS between Customer’s (GSM, TDMA and CDMA networks)
	 
	o	 	Mobile to email
	 
	o	 	Email to Mobile via an email gateway
	 
	o	 	Web to Mobile via an email gateway
	 
	o	 	Interconnection to other operators for SMS
	 
	o	 	Interconnection with content and service providers via SMPP
	 
	o	 	Integration with hosted MMS System for delivery of MMS and legacy
notifications to Customer’s Subscribers
	 
	o	 	Interconnection for MT Pages via TAP
	 
	o	 	Integration to the EPP provisioning tool
	 
	o	 	Host Utext.com application





Service Description of standard SMS service





	 	 	Short Message Service provides the end user the ability to send or receive text messages of
up to 160 characters. The standard offering includes:






	 	1.	 	Long SMS with up to 4 concatenated messages. Long SMS must be
supported by the mobile phone of the user to function
	 
	 	2.	 	An email gateway to process emails
	 
	 	3.	 	Interoperability between operators via a third party
	 
	 	4.	 	International delivery via a third party
	 
	 	5.	 	Standard CDR recordings that keep track of message delivery
	 
	 	6.	 	Encryption of messages across the network





Schedule 1 to HMS Agreement — SMS Services

Page 5 of 24



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Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.






 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED




Customer Specific Solution:





	 	 	At no additional cost to Customer, Ericsson will expand the scope of the standard SMS
services to meet the requirements stated below:
	 
	 	 	Initial connectivity for up to 10 content providers to be identified by Customer. Customer
may add additional content providers pursuant to the Change Request Procedures set forth in
Exhibit B to the HMS SOW. .
	 
	 	 	Connectivity to paging companies to support Mobile Terminating pages using TAP.
	 
	 	 	Connectivity to Ericsson MMC to process MMS alerts
	 
	 	 	Ericsson will provide overhead messaging functionality for TDMA and CDMA subscribers.
	 
	 	 	Integrate the SMSC provisioning parameters within the EPP tool if required
	 
	 	 	Provide CDRs in ASN.1 and ASCII format to Customer’s billing system daily via FTP
	 
	 	 	EMS (IS 637 — B) functionality support except for legacy NOKIA handsets that use the NSM
(Nokia Smart Messaging) protocol.
	 
	 	 	Ericsson will utilize the intelligent routing feature to ensure that the proper teleservice
code is identified for message delivery
	 
	 	 	Ericsson will implement mobile level block if requested by Customer to prevent SPAM.
Ericsson also limits messages per second that are allowed from the content providers as a
precaution against SPAM. The parties agree to take all reasonable steps to prevent SPAM,
including but not limited to modifications to hardware or software components on their
respective networks.
	 
	 	 	Utext.com:
	 
	 	 	At no additional cost to Customer, Ericsson will develop an application for sending and
verifying sent SMS messages from a web page. The functionality provided by that
application is as follows:






	 	•	 	Web page application to send and verify short messages (i.e. SMS message) to
Subscribers.
	 
	 	•	 	The web page application is accessible by any user on the Internet.
	 
	 	•	 	The application allows the option for a login if the Subscriber has decided to
accept messages from only registered users.
	 
	 	•	 	The application will have the capability to check the status of all messages
submitted within the last 7 days.
	 
	 	•	 	The application will have the ability to create an alias for a phone number. This
is available for Customer Subscribers only.





Schedule 1 to HMS Agreement — SMS Services

Page 6 of 24



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Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 





Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED





	 	•	 	The application will support group messaging, which functions much in the way of an
Outlook Distribution List. The Subscribers will have the ability to
create/modify/remove the group lists they create.
	 
	 	•	 	The “About UText”, “UText Shorts”, “Demo”, and “Introduction” are all hosted by
Customer and will remain as such.
	 
	 	•	 	The top and bottom frame of the UText platform are hosted by Customer and will
remain as such.






	 	 	Ericsson will maintain this application at Ericsson facility and provide a web link from
Ericsson to the webpage of Customer site.
	 
	 	 	Customer will provide the web page source and the links to the pages listed on the top
frame and the bottom frame of the existing Utext web site






	 	 	 	Migration Plan:






	 	 	At no additional cost to Customer, Ericsson will plan and complete the following
actions with Customer to ensure a migration that minimizes the risk of service description:






	 	1.	 	Define CDMA subscribers in the SMSC
	 
	 	2.	 	SMSC routing tables will be configured to point to TDMA as
default technology and GSM as an alternative for intelligent retry for specific
number ranges
	 
	 	3.	 	SMSC address will be updated in connecting systems via SMPP
	 
	 	4.	 	Customer’s OTA service will be utilized to modify handset
addresses for GSM subscribers
	 
	 	5.	 	Customer will modify TDMA and CDMA MSCs to point to the new
SMSC





Schedule 1 to HMS Agreement — SMS Services

Page 7 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED




1.1 Customer specific Reporting Services




	 	 	 	 	 	 	 	 	 
	Item Number	 	Description
	1. Reports	 	The following SMS reports will be available to Customer
at no additional cost
	 
	 	 	 	 	 	 	 	 
	 

	 	 	 	 	1	)	 	Number of SMSs processed at the close of business on
the 15th day of every month; and
	 
	 	 	 	 	 	 	 	 
	 

	 	 	 	 	2	)	 	Message Types that include: Text Messages, Mobile
originate to email, Interop (mobile originated to outside
network), message from mobile, Ring tone transport
(Packets sent)
	 
	 

	 	 	 	 	3	)	 	Message Source that includes: Messages from web
application, messages arrived from email, messages
(packets) from content providers, messages from mobiles
	 
	 	 	 	 	 	 	 	 
	 

	 	 	 	 	4	)	 	As part of the OTA services the following message
types will be made available: NAM download, alpha tag,
PRL and GSM OTA messaging and IRDB. The following
message sources will be reported: NAM downloads, IRDB,
Alpha tag, PRL and GSM OTA messaging
	 
	 	 	 	 	 	 	 	 
	 

	 	 	 	 	5	)	 	Status report will include total successes and failures
	 
	 	 	 	 	 	 	 	 
	 	 	Additional reports can be made available based on Customer requirements






Table A1.3



New reports or additional information requested by Customer to be an amendment of an existing
report will be handled by the change management process, as defined in Exhibit B of the MHS SOW.




1.2 Operations Services



During the Term of this Schedule, Ericsson will manage and operate the System and provide the
SMS Hosted Managed Services in compliance with mutually agreed upon work level agreements as set
forth in Exhibit A2 and Exhibit A3.




1.2.1 System Updates



System updates (i.e., same or higher functionality as previous platform) for all SMS nodes will be
implemented at no additional charge to Customer, when, in Ericsson’s determination, such updates
are necessary to meet the performance commitments of this Schedule. Ericsson shall provide
reasonable advance written notice to Customer any such System updates. In no event shall such
notice be less than thirty (30) days.




Schedule 1 to HMS Agreement — SMS Services

Page 8 of 24




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Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.




 









 






Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED



Additional SMS hardware and software will be deployed at no additional charge to Customer, to
maintain current and future system performance goals according to Subscriber growth forecasts
provided by Customer in accordance with this Schedule.




1.2.2 Performance Management



Ericsson will record and analyze statistical data from the System to verify that the System is
operating in accordance with the Service Level set forth in this Schedule.




1.2.3 Fault Management and Recovery



Ericsson shall identify and remedy all material failures of the System in accordance with the
specifications set forth in this Schedule. Fault Management and Recovery escalation, notification
and response times are described in Exhibit A3 — Key Performance Indices and Quality of Service
Levels. The activities to be performed by Ericsson include:





	•	 	Log faults and alarm handling activity.
	 
	•	 	Handle alarms according to instructions in SMS library.
	 
	•	 	Investigate reported faults by using SMS library and normal diagnostic functions, with
assistance from Ericsson’s Support Center.
	 
	•	 	Correct all faults, with assistance from Ericsson’s Support Center, if necessary.
	 
	•	 	Issue customer support requests (“CSRs”) to Ericsson’s Support Center.
	 
	•	 	Communicate Fault Management and Recovery progress to Customer.
	 
	•	 	Coordinate troubleshooting activity with Customer’s Network Operations Center (NOC).





1.2.4 Data Handling



At no additional charge to Customer, Ericsson will provide data management for the SMS System
(exclusive of Subscriber provisioning). The activities to be performed by Ericsson are:





	•	 	Regularly execute scheduled security and database recovery backups.
	 
	•	 	Implement software updates and enhancement packages into the System.
	 
	•	 	Back up the SMS System data nightly. Ericsson will maintain the backup operational data for sixty (60) calendar days. After
sixty (60) calendar days the backup data will be destroyed.






	 	•	 	Unretrieved end user data will expire after three (3) days.
	 
	 	•	 	Data included in the backup consists of:






	 	o	 	Call Data Records o Subscriber Database (provisioning information only)
	 
	 	o	 	System configuration data





1.2.5 Maintenance



At no additional charge to Customer, Ericsson will provide the following routine maintenance for
the System in accordance with Ericsson’s recommended schedules:





	•	 	All preventive maintenance specified by any third party
hardware/software component of the System.
	 
	•	 	Validity testing of security and database backups.





Schedule 1 to HMS Agreement — SMS Services

Page 9 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 





Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED





	•	 	Monthly preventive inspections and maintenance of the System,
including general adjustments and cleaning.
	 
	•	 	General System fault software correction maintenance.
	 
	•	 	Replacement of faulty hardware units.





2 Trouble Response Performance



2.1 Severity Levels



A Severity Level will be assigned to each problem, based on the severity definitions shown
below. Ericsson will complete a detailed analysis and assessment of the reported problem and assign
the Severity Level to remain consistent with the definitions shown below. The term “traffic” used
below shall mean SMS Messages.




	 	 	 
	Severity	 	Description
	EMERGENCY

	 	Customer is effectively unable to provide the SMS Service to
its Subscribers.
	 

	 	Examples:
	 

	 	A complete outage of critical service
	 

	 	A reoccurring temporary outage of a critical service
	 

	 	Inability to provision a critical service
	 

	 	Loss of substantial billing data
	 

	 	Substantial inability to service Subscriber help requests
	 
	 	 
	HIGH

	 	The ability of Customer to provide the SMS Service is
significantly limited or degraded and/or the SMS system is
interrupted and restored but a high risk of reoccurrence of
the fault exists)
	 

	 	Examples:
	 

	 	A significant degradation of a critical service occurs
	 

	 	Results of critical services are materially different from those described in the product definition
	 
	 	 
	MEDIUM

	 	Problems or disturbances affecting a specific area of
functionality, but not the whole system.
	 

	 	Examples:
	 

	 	Degraded performance or incorrect behavior of a specific area
of functionality, but not the whole system.
	 

	 	Recent modifications cause services to operate in a way that is
materially different from those described in the product
definition for non-essential features
	 
	 	 
	LOW

	 	General consultation and minor problems that have a minor
effect on the functionality of the product. Problem
encountered; irritant; minimal impact to business operation
process.
	 

	 	Examples:
	 

	 	Faults that do not disturb traffic or
cause any loss of service such as incorrect System printouts,
documentation faults, and minor design imperfections.
Operational questions.
	 

	 	A small system delay occurred, but no
loss of data is experienced
	 

	 	A minor application error
	 

	 	occurred Documentation errors.






Table A1.4




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Page 10 of 24



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Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED



Ericsson shall utilize commercially reasonable effort to deliver above-mentioned trouble
response performance services to SMS on Table A1.5, using the following normal times and accuracy
targets.




	 	 	 	 	 	 	 	 	 
	 	 	 	 	Remedy	 	Restoration	 	Response
	Severity	 	Accuracy	 	Time	 	Time	 	Time
	Emergency
	 	90 %	 	6 Hours	 	10 Days**	 	30 min
	High
	 	70 %	 	12 Hours	 	15 Days**	 	30 min
	 
	 	90 %	 	24 Hours	 	 	 	 
	Medium
	 	90 %	 	36 Hours	 	30 Days**	 	45 min
	Low
	 	90 %	 	    7 Days**	 	60 Days**	 	       8 Hours*









 




			
	*	 	Working hours
	 
	**	 	 Working Days





Table A1.5





	 	 	“Accuracy” is the percentage of problems that Ericsson will handle within the times
stated.
	 
	 	 	“Remedy” means the restoration of normal service through a workaround or other temporary
fix. The fault has been solved but a final solution is not yet in place.
	 
	 	 	“Remedy Time” is the time from when a fault is acknowledged until a Remedy has been found.
	 
	 	 	“Restoration Time” is the time from when a fault is reported to the Ericsson until final
resolution of the fault.
	 
	 	 	“Response Time” is the time from when a fault is reported to Ericsson until acknowledgement
of the event. Measuring of response time will be done in hours and minutes.
	 
	 	 	“Working Days” are Monday to Friday, US holidays excluded.
	 
	 	 	“Working Hours” are 8:00 am to 5:00 pm Central Standard Time on a Working Day.




Ericsson will provide System support, monitoring and maintenance of the SMS Hosted Managed Services
24 hours per day, 7 days per week. The parties will provide each other with immediate notice of
any service-affecting issues or a suspected problem through agreed-upon notification procedures.
Ericsson shall respond to any such issue immediately upon receipt of a disturbance alarm from the
SMS platform. The parties will establish and follow escalation procedures for any unresolved
problems following procedures defined in the Working Level Agreement to be entered into between the
parties subsequent to the signature of this Schedule.




Schedule 1 to HMS Agreement — SMS Services

Page 11 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 






Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED



Ericsson shall perform scheduled maintenance during a six-hour maintenance window between 12:00
a.m. and 5:00 a.m. Central Standard Time. Maintenance window hours may be extended via mutual
agreement between the parties.



Except in the case of urgent maintenance issues, Ericsson shall provide Customer with at least five
(5) business days notice prior to performing scheduled maintenance. If due to urgent conditions,
it is not feasible to provide advance notice of the need to perform maintenance, Ericsson shall
provide Customer with as much notice as is feasible. Maintenance with less than five (5) business
days notice prior to performing maintenance will not be considered scheduled maintenance.



Ericsson shall adhere to the requirements of this Exhibit A-1, including but not limited to, the
Quality of Service Levels and KPIs included in Exhibit A3.




2.2 Emergency Requests



Emergency service is open 24 hours a day, 7 days a week and 365 days-per-year. Emergency
requests are always reported via telephone. The Service is focused on providing a quick
restoration of the SMS in the event of an emergency.



In an Emergency, a Ericsson Network Management Center representative with appropriate skills and
System knowledge will respond to the SMS alarm in the response time set forth in Ericsson
lead-times specified on Table A1.5 of this document.



The Emergency Service is considered completed when a Remedy has been found. Within 24 hours,
Ericsson will provide Customer with a written report, containing a detailed description of the
disturbance, corrective action, and recommendations of future actions. These are then followed-up
at regular meetings between Customer and Ericsson.




Schedule 1 to HMS Agreement — SMS Services

Page 12 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.





 









 





Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED





     Exhibit A2 — Responsibility Matrix



     SMS Hosted Managed Service



1 Summary Of Service Scope



The SMS Hosted Managed Services processes are divided into three domains, as set forth below:




	 	 	 	 	 	 	 	 	 	 	 	 	 
	 	 	Domains
	 	 	Network Operation	 	 	 	 
	 	 	& Maintenance	 	Planning and Design	 	Implementation
	Processes

	 	•
	 	Operations Management and Control
	 	•
	 	Service Performance and Capacity Management
	 	•
	 	Service Capability Delivery
	 
	 	 	 	 	 	 	 	 	 	 	 	 
	 

	 	•
	 	Service and Network Assurance
	 	•
	 	Customizations	 	 	 	 






Customizations



Review requests for changes and customizations from Customer and implement based upon process
described in the HMS SOW.




Operations Management and Control



Ensure that the operational system and operational capabilities (i) are set-up and executed to
fulfill the KPI’s and Service Level as defined in Exhibit A3, and (ii) maintain the over-all
control of the network facing operations.




Service and Network Assurance



Optimize services and network resources and maintain KPIs as defined in Exhibit A3 for the
installed SMS Service capability.




Service Performance and Capacity Management



Optimize performance of the System, (considering cost, quality, utilization, capability expansion
and retiring) according to performance targets set in Exhibit A3.




Schedule 1 to HMS Agreement — SMS Services

Page 13 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 





Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED





Service Capability Delivery



Build and rollout service and network capabilities according to mutually agreed schedules.



1.1 Definitions



The following RASCI characters used in the tables below are defined as:





R = Responsibility for performing the deliverables




A = Approval to be given by Customer / Ericsson




S = Support to be given by Customer / Ericsson




C = Customer / Ericsson must consult Customer / Ericsson




I = Customer / Ericsson must provide information to Customer / Ericsson



2 Operations Management And Control




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SYSTEM HOSTING	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Facilities and Transmission

	 	R
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Intra SMS node transmission

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	SMS to Core Network Connectivity

	 	R
	 	S/I
	 	Transmission	 	 






Table A2.1




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	MANAGEMENT AND REPORTING	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Operations management

	 	S/I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Operations performance reporting

	 	S/I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	SMS Service Performance Report

	 	I
	 	R
	 	Customer may

audit results	 	 
	 
	 	 	 	 	 	 	 	 
	SMS Network Status Report

	 	I
	 	R
	 	Customer may

audit results	 	 






Table A2.2




Schedule 1 to HMS Agreement — SMS Services

Page 14 of 24




***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.




 









 





Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED





	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	CONTINUOUS IMPROVEMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	
Continuous control and evaluation of
processes and procedures

	 	R
	 	R
	 	Customer
responsible for
dedicated
resource/interface
to process	 	 
	 
	 	 	 	 	 	 	 	 
	Operations quality performance and control

	 	S/I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Provide Core Network Deployment plan

	 	R
	 	S
	 	Material to SMS	 	 
	 
	 	 	 	 	 	 	 	 
	Update of relevant documents

	 	I
	 	R	 	 	 	 






	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	 OVERALL SMS NETWORK PLANNING AND CONTROL	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	High level planning

	 	I
	 	R	 	 	 	 
	 
	Configuration control

	 	I
	 	R	 	 	 	 
	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	Reliable records of SMS network configuration

	 	 	 	R	 	 	 	 






Table A2.3




Schedule 1 to HMS Agreement — SMS Services

Page 15 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 




Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED



	 	 	 	 	 	 	 	 	 
	OPERATIONS CAPABILITY	 	Responsibilities	 	 	 	 
	MANAGEMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Interface management

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Support systems and communication management

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	People support and scheduling

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Workplace facilities support

	 	 	 	R
	 	For NMC	 	 
	 
	 	 	 	 	 	 	 	 
	Security management

	 	I/R
	 	R
	 	Customer
responsible for
Provisioning and
Billing	 	 
	 
	 	 	 	 	 	 	 	 
	Secure storage of all data backup tapes

	 	R
	 	R
	 	Customer
responsible for
Provisioning and
Billing	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Working Level Agreement with Customer

	 	R
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Security policy for SMS managed services

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Data backup log

	 	R
	 	R
	 	Customer
responsible for
Provisioning and
Billing	 	 
	 
	 	 	 	 	 	 	 	 
	Disaster recovery plan for SMS system

	 	R
	 	R	 	 	 	 






Table A2.4




Schedule 1 to HMS Agreement — SMS Services

Page 16 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 







Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED





	3	 	Service And Network Assurance
	 
	3.1	 	Service Quality Management





	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SURVEILLANCE	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Network Monitoring

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Complaint Handling (support to
Customer Care)

	 	I/R
	 	S	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Event Logging and Administration

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	SMS System Status Report

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Trouble Reports


	 	I

	 	R
	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	
Event Logs

	 	I

	 	R
	 	 	 	 






Table A2.5




	 	 	 	 	 	 	 	 	 
	MAINTENANCE AND	 	Responsibilities	 	 	 	 
	REPAIR	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	On-site maintenance

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Inventory, management of
spare parts and fault part
handling

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Maintenance plan

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Preventive maintenance

	 	 	 	R
	 	Not applicable when
performed as
scheduled
maintenance	 	 






Table A2.6




Schedule 1 to HMS Agreement — SMS Services

Page 17 of 24



 ***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.


 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SERVICE QUALITY MANAGEMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Quality performance assessment — short term

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Quality performance optimization

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	SMS System Status Report to Customer

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Action Plan when required

	 	I
	 	R	 	 	 	 






Table A2.7




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	PROBLEM MANAGEMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Problem Analysis and Fault Localization

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Service problem management

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	SMS Network problem management

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Problem categorized

	 	R
	 	R
	 	Based on party
opening TT	 	 
	 
	 	 	 	 	 	 	 	 
	Problem recorded in Trouble Ticket

	 	I/R
	 	R/I
	 	Based on party
opening TT	 	 
	 
	 	 	 	 	 	 	 	 
	Customer management notified of service-affecting problems

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Customer’s management informed of serious problems

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Define and implement problem resolution

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Detailed report on problem resolution

	 	I
	 	R	 	 	 	 






Table A2.8




Schedule 1 to HMS Agreement — SMS Services

Page 18 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 





Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED





	 	 	 	 	 	 	 	 	 
	RESOURCE DATA COLLECTION AND	 	Responsibilities	 	 	 	 
	CONTOL	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance data management

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Transfer of billing data (CDRs) to Customer billing platforms

	 	R
	 	S/I	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Assurance of billing data dispatch (CDR)

	 	R	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance data stored

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Billing data (CDRs) delivery

	 	R
	 	S	 	 	 	 






Table A2.9




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SYSTEM UPGRADE MANAGEMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Product release information — Ericsson SMS System

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	System upgrade — Ericsson SMS System

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Product documentation — Ericsson

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	System upgrade implementation plan — Ericsson SMS System

	 	I
	 	R	 	 	 	 






Table A2.10




Schedule 1 to HMS Agreement — SMS Services

Page 19 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.




 









 





Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED





	4	 	Service Performance and Capacity Management





	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SERVICE PERFORMANCE	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance assessment — long term

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance optimization

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance assessment — reporting

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Suggestions for capacity expansions

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Suggestion plan for optimization

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Performance report for Customer

	 	I
	 	R	 	 	 	 






Table A2.11




	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	SERVICE CAPACITY PLANNING	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Subscriber Forecasting

	 	R
	 	I	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Service Capacity Planning

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Subscriber Forecast Projection Report

	 	R
	 	I	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Expansion Plans (matching traffic forecasts)

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Nominal Plan Update Suggestion

	 	I
	 	R	 	 	 	 






Table A2.12




Schedule 1 to HMS Agreement — SMS Services

Page 20 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 





Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED





	5	 	Customizations





	 	 	 	 	 	 	 	 	 
	 	 	Responsibilities	 	 	 	 
	Customization Responsibilities	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Customization Requirements

	 	R
	 	S	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Submit Change Request Form

	 	R
	 	I/A	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Purchase Order Commitment

	 	R
	 	I	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Installation

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	System integration

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Feature Hand-over and Acceptance

	 	A
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Quick Study

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Installation and Integration Plans

	 	A
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Test Plan

	 	A
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Documentation, (e.g. test reports, outstanding items list, etc.)

	 	I/A
	 	R	 	 	 	 






Table A2.13




Schedule 1 to HMS Agreement — SMS Services

Page 21 of 24


***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 






Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED






	6	 	Service Capability Delivery





	 	 	 	 	 	 	 	 	 
	FEATURE INSTALLATION AND	 	 	 	 	 	 
	INTEGRATION	 	Responsibilities	 	 	 	 
	Ericsson SUPPLIED EQUIPMENT	 	Customer	 	Ericsson	 	Remarks	 	References
	Activities
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Sales and Order Handling

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Project Management

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Integration Analysis

	 	I
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Site Engineering & Interconnectivity

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Product Configuration

	 	S
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Installation

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	System Integration

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Deliverables
	 	 	 	 	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Installation and Integration Plans

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Test Plan

	 	S
	 	R	 	 	 	 
	 
	Feature Test Report

	 	A
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Specification for Interconnectivity

	 	R
	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Site Requirements

	 	 	 	R	 	 	 	 
	 
	 	 	 	 	 	 	 	 
	Documentation, (e.g., test reports,
inventory list, outstanding items list
etc.)

	 	I/A
	 	R	 	 	 	 






Table A2.14




Schedule 1 to HMS Agreement — SMS Services

Page 22 of 24




***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 






Exhibit 10.6(b) REDACTED



CONFIDENTIAL
TREATMENT REQUESTED




Exhibit A3 — Key Performance Indicator and Quality of Service



SMS Hosted Managed Service




Key Performance Indicator



The “Key Performance Indicator” for the service is the Service Availability Level set out
below. These Service Level commitments are contingent upon the fulfillment by Customer of its
responsibilities under this Schedule.




	 	 	 
	Service Availability Level (%)	 	Effective Date
	99.99%

	 	From Customer Acceptance.






Table A3.1



The Service Availability Level, as calculated using the formulas shown below in Table A3.2,
shall be measured over the period of each calendar month, calculated as set forth below; provided
that Service Availability shall be measured on a prorated basis for the first and last months that
this Schedule is in effect:




	 	 	 	 	 
	Planned Service Availability

	 	=
	 	Available Time in Month – minus Scheduled Downtime
	 
	 	 	 	 
	Actual Service Availability

	 	=
	 	Planned Service Availability – minus Unscheduled Downtime
	 
	 	 	 	 
	Service Availability Level (%)

	 	=
	 	Actual Service Availability divided by Planned Service Availability in that month






Table A3.2



For any System Outage, the “Unscheduled Downtime” period begins when a System Outage
pertaining to the System as described below is reported to Ericsson’s Technical Support. The
“Unscheduled Downtime” period ends when the System is remedied.



“System Outage” means any event that precludes more than 10% of SMS attempts from processing
during the event.




Schedule 1 to HMS Agreement — SMS Services

Page 23 of 24



***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.



 









 






Exhibit 10.6(b) REDACTED


CONFIDENTIAL
TREATMENT REQUESTED





Exhibit A4 — Acceptance Documents




SMS Hosted Managed Service




Schedule 1 to HMS Agreement — SMS Services

Page 24 of 24




***
Information omitted and filed separately with the Securities and
Exchange Commission pursuant to a request for confidential treatment.