Exhibit 10.1.5

 

***PORTIONS OF THIS EXHIBIT MARKED BY BRACKETS (“[***]”) OR OTHERWISE INDICATED
HAVE BEEN OMITTED PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT. THE OMITTED
PORTIONS HAVE BEEN FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE
COMMISSION.***

Final Revision 6-9-03

 

SWITCHING SUPPLEMENT TO THE PURCHASE AND LICENSE AGREEMENT ITC2003PLA

--------------------------------------------------------------------------------

 

The terms and conditions provided in this Switching Supplement (“Switching
Supplement”) are in addition to those contained in the Purchase and License
Agreement dated January 1, 2003 and describes the manner in which Products and
Services will be provided and priced during the Supplement Term as defined
below.

 

1.   Term

 

This Switching Supplement is effective as of January 1, 2003 (“Switching
Supplement Effective Date”) and terminates on December 31, 2005 (“Supplement
Term”).

 

2.   Definitions

 

Unless otherwise noted the capitalized terms shall have the same meaning as
those defined in the PLA.

 

3.   Pricing

 

In consideration of Customer’s Total Commitment Amount, Nortel Networks shall
provide Customer with discounts and pricing as provided in Exhibit A, attached
hereto.

 

4. Warranty Service

 

In addition to the terms of the Purchase and License Agreement, Nortel Networks
shall provide Customer with repair and replacement service for Switching
Products listed in Exhibit A for [***] ([***]) [***] from the date of purchase.
Nortel Networks warrants that when Software is used in the specified operating
environment it will substantially conform to its published specifications. If
Software does not function as warranted during the warranty period, Nortel
Networks will provide a suitable fix or workaround or will replace the Software;
provided NCS Software is within [***] ([***]) software release levels of
then-current software and the SN Software is within [***] ([***]) software
release level of then-current software. Nortel Networks shall provide Customer
with a [***] ([***]) month prior written notice of any discontinuance so as to
enable Customer to place an Order for its requirements or to enter into any
other mutually satisfactory agreement with Nortel Networks prior to such
discontinuance.

 

IN WITNESS WHEREOF, the parties hereto by and through their respective duly
authorized representatives have executed this Switching Supplement as of the
Switching Supplement Effective Date.

 

ITC^DELTACOM COMMUNICATIONS, INC.

By:

 

/s/ David L. Hill

--------------------------------------------------------------------------------

Name:

 

--------------------------------------------------------------------------------

Title:

 

VP Engineering

Date:

 

6/18/03

 

CONFIDENTIAL INFORMATION

***CONFIDENTIAL TREATMENT REQUESTED***

 

1

--------------------------------------------------------------------------------

Final Revision 6-9-03

 

SWITCHING SUPPLEMENT TO THE PURCHASE AND LICENSE AGREEMENT ITC2003PLA

--------------------------------------------------------------------------------

 

INTERSTATE FIBERNET, INC.

By:

 

/s/ David L. Hill

--------------------------------------------------------------------------------

Name:

 

--------------------------------------------------------------------------------

Title:

 

VP Engineering

Date:

 

6/18/03

NORTEL NETWORKS INC.

By:

 

/s/ Michael Shappell

--------------------------------------------------------------------------------

Name:

 

--------------------------------------------------------------------------------

Title:

 

Group Sales Director

Date:

 

6/23/03

 

CONFIDENTIAL INFORMATION

***CONFIDENTIAL TREATMENT REQUESTED***

 

1

--------------------------------------------------------------------------------

Final Revision 6-9-03

 

SWITCHING SUPPLEMENT TO THE PURCHASE AND LICENSE AGREEMENT ITC2003PLA

--------------------------------------------------------------------------------

 

Exhibit A

 

Products

--------------------------------------------------------------------------------

 

Pricing

--------------------------------------------------------------------------------

Merchandise Orders

 

[***]% discount from list

Software Volume Discounts

 

[***]% discount from list

ONP Charge

 

$[***] per release

NCS/SN Load Upgrades

 

$[***] per release

SN for Succession

 

$[***] per release

 

  1.   Hardware Programs

 

1.1 BRISC70EM to XA-Core Upgrade Pricing

Customer may purchase the BRISC70EM to XA-Core Upgrade for an incremental price
of [***] dollars ($[***]). Nortel Networks shall assume rights to all replaced
hardware.

 

  2.   DMS-500 Extensions & Add-ons

 

2.1 Extensions Ports

 

As used in this Exhibit A, an “Extension Port” shall mean the post Initial Order
and in addition to the Initial System consisting of the following:

 

  a)   Any required ENET (with the exception of going from a single to dual ENET
bay configuration), MS or processor memory expansions,

 

  b)   Any required DMS-500 Service/Test Circuits to support the Extension,

 

  c)   Power Distribution Center (PDC) Equipment as required to support the
Extension, and,

 

  d)   Spare circuit packs, if required and as deemed appropriate by Nortel
Networks based on Nortel Networks’ standard engineering sparing guidelines.

 

In the event that Customer purchases Extension Ports after Nortel Networks’
receipt of Customer’s Initial Order for an Initial System, such Extension Ports
shall be purchased in the minimum increments as indicated below. The Extension
Port Prices include engineering, installation and/or testing. DTC type ports
must be purchased in increments of [***] ports.

 

ESMA ports must be purchased in an amount equal to no less than [***] ports per
frame. SPM ports must be purchased in increments of [***] ports.

 

CONFIDENTIAL INFORMATION

***CONFIDENTIAL TREATMENT REQUESTED***

 

A-1

--------------------------------------------------------------------------------

Final Revision 6-9-03

 

SWITCHING SUPPLEMENT TO THE PURCHASE AND LICENSE AGREEMENT ITC2003PLA

--------------------------------------------------------------------------------

 

Port Type

--------------------------------------------------------------------------------

 

Minimum Increment (ports)

--------------------------------------------------------------------------------

 

$18-$[***]M Commitment

--------------------------------------------------------------------------------

DTC SS7

 

[***]

 

$[***]

DTC PRI

 

[***]

 

$[***]

ESMA

 

[***]

 

$[***]

SPM SS7

 

[***]

 

$[***]

 

All DTCs will be equipped with Specialized Tone Receivers (STR) for
re-origination and Continuity Tone Detectors (CTD). SPMs will be equipped with
DSP Resource Modules (RM) to provide for tone detection and re-origination
capability.

 

Any LIU7s required for use as external routers in conjunction with SPM ports
will be provided at no charge.

 

3.   DMS 500 Standard Software

 

  3.1   NI-1 growth links at [***].

 

  3.2   NI-2 per link pricing at [***] ($[***]) dollars per link, includes
NI000018, NI000030 and NI00043. This per link pricing is applicable for new
and/or converted links. Pricing is for Software only. There is no gating
hardware required. Any Hardware will be priced separately and any additional
charges for engineering fees shall be provided in a quote in advance of Customer
placing Order.

 

4.   Recertification

 

In the event Customer has a requirement for recertification of any Hardware,
such charges shall be provided to Customer in a quote prior to Customer placing
the Order. Additionally, Customer shall pay the applicable RTU charges as
provided in the quote.

 

5.   IWT Ports

 

  5.1   Customer may issue Orders for SS7 wired and equipped Interworking Trunk
Ports (“IWT Ports”) at [***] during the Commitment Term for the DMS-500 Initial
System (Core); the DMS-500 will be eligible for installation of the IWT Ports at
[***]. Customer’s receipt of the IWT Ports is subject to the following terms and
conditions:

 

  5.1.1   The type of module, which will be provided, is a DTC SS7 module
equipped with [***] ports ([***]).

 

  5.1.2   After Customer has received its initial one (1) SS7 IWT frame,
Customer may order an additional SS7 IWT module(s) as needed [***]. All IWT
frames must be at a minimum of [***] percent ([***]%) capacity before ordering
an additional IWT module(s). Nortel Networks has the discretion to provide
either A Stock or remanufactured equipment.

 

CONFIDENTIAL INFORMATION

***CONFIDENTIAL TREATMENT REQUESTED***

 

A-2

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Final Revision 6-9-03

 

SWITCHING SUPPLEMENT TO THE PURCHASE AND LICENSE AGREEMENT ITC2003PLA

--------------------------------------------------------------------------------

 

  5.1.3   Customer shall be responsible for configuring all of the IWT Ports in
specified modules and establishing a Common Language Location Identifier
(“CLLI”) name that includes the acronym of “IWT” for easy identification of the
IWT Ports.

 

  5.1.4   The IWT Ports initially provided with the DMS-500 System shall be
owned by Customer however, any additional IWT Ports shall be the sole and
exclusive property of Nortel Networks and upon the sale of the associated
DMS-500 Initial System, the IWT Ports owned by Nortel Networks shall be returned
to Nortel Networks with the exception of those IWT Ports owned by Customer which
Customer may keep.

 

  5.1.5   Customer shall commit to use the IWT Ports for the sole purpose of SS7
IWT Ports on the respective DMS-500 Initial Systems. If Customer uses the IWT
Ports for any other purpose, including, but not limited to, using the IWT Ports
for standard switching ports, Customer shall immediately notify Nortel Networks
thereof. Upon the occurrence of such event, Nortel Networks shall invoice and
Customer shall pay the full invoiced amount of the extension port price for the
ports used, as set forth in the 2.1 above, within [***] ([***]) days of the date
of invoice. Customer shall thereafter take ownership of the ports.

 

  5.1.6   Nortel Networks shall have the right to poll and audit the IWT Ports
in the Customer’s DMS-500 switching network during the Commitment Term.

 

CONFIDENTIAL INFORMATION

***CONFIDENTIAL TREATMENT REQUESTED***

 

A-3