EXHIBIT 10.48

                            WORLDCOM DATA SERVICES
                                  (REVENUE PLAN)

This Application for Data Services (the "Agreement") is made by EXODUS 
COMMUNICATIONS, INC., a California corporation with its principal office 
at 2650 San Tomas Expressway, Santa Clara, California 95051, 
("Customer"), and WORLDCOM TECHNOLOGIES, INC., a Delaware corporation 
("WorldCom"), for service described below.

1.      SERVICES:  Interexchange telecommunications service (the "Private 
Line Service") and frame relay service (the "Frame Relay Service"), 
ATM Service, as described below, (the "WorldCom ATM Service") 
international frame relay service (the "International Frame Relay 
Service") and international private line services (the "International 
Private Line Service") shall be provided by WorldCom pursuant to the 
applicable tariffs of WorldCom Network Services, Inc., a wholly owned 
subsidiary of WorldCom, (the "Tariffs"). The Tariffs provide terms and 
conditions of the Service which include, but are not limited to, taxes, 
credit approval procedures, Customer credits, termination liability, and 
limitations with respect to the assignment of the Service. The Tariffs 
may be modified from time to time by WorldCom in accordance with law and 
thereby affect the Service furnished to Customer For purposes of this  
Agreement, Private Line Service, Frame Relay Service, ATM Service, 
International Private Line and International Frame Relay shall be 
collectively referred to as (the "Service"). The Private Line Service 
shall also include OC-3c and OC-12c as described below:
OC-3c Service consists of a concatenated, non-switched, dedicated 155.52 
Mbps circuit used to carry Customer's telecommunications traffic between 
Local Access and Transport Areas (LATAs).  OC-3c Service is consistent 
with the Synchronous Optical Network (SONET) standard for optical 
transport as defined by the Exchange Carriers Standards Association 
(ECSA) for the American National Standards Institute (ANSI).  OC-3c 
Service consists of interexchange carrier (IXC) service, local access 
service and operational and administrative services.
OC-12c Service consists of a concatenated, non-switched, dedicated 622 
Mbps circuit used to carry Customer's telecommunications traffic between 
Local Access and Transport Areas (LATAs). OC-12c Service is consistent 
with the Synchronous Optical Network (SONET) standard for optical 
transport as defined by the Exchange Carriers Standards Association 
(ECSA) for the American National Standards Institute (ANSI). OC-3c/OC-12c 
Service consists of interexchange carrier (IXC) service, local access 
service and operational and administrative services.
ATM Service may include the following:  (i) equipment necessary to 
support the ATM Service including equipment located on Customer's 
premises and equipment located on WorldCom's premises, (ii) local access 
facilities, (iii) a Network Node (as described below) for each location 
requiring connectivity to the WorldCom network, and (iv) maintenance of 
the equipment and services provided by WorldCom.  A "Network Node" 
includes a port connection, i.e., access to the WorldCom network, and the 
permanent virtual circuits assigned to said port.

2.      TERMS AND CONDITIONS: The parties agree that the terms and 
conditions of this Agreement shall supplement, or to the extent they are 
inconsistent with the Tariffs, supersede the terms and conditions of the 
Tariffs.  For purposes of this Agreement, any references to "Service" 
in the Tariffs shall also be deemed to refer to the applicable WorldCom 
Service in the Tariffs. For the convenience of the parties, ATM Service 
will be provided by WorldCom subject to the rules and regulations set 
forth in the WorldCom Network Services, Inc., a wholly owned subsidiary 
of WorldCom, Frame Relay tariff (the "Frame Relay Tariff"), in addition 
to the terms and conditions set forth herein. The rules and regulations 
of the Frame Relay Tariff provide terms and conditions which apply to ATM 
Service, which include, but are not limited to, termination liability, 
taxes, credit approval procedures, Customer credits, and limitations with 
respect to the assignment of ATM Service. For purposes of this Agreement, 
any references to Service in the Frame Relay Tariff shall be deemed to 
refer to ATM Service.  The Frame Relay Tariff may be modified from time 
to time by WorldCom in accordance with law and thereby affect the ATM 
Service furnished to Customer except that the terms and conditions 
contained in this Agreement shall supplement, or to the extent 
inconsistent, supersede the Frame Relay Tariff's rules and regulations 
and shall remain in effect throughout the Service Commitment Period 
selected by Customer.

3. MINIMUM MONTHLY COMMITMENT:  Commencing as of the Commitment 
Commencing Date set forth below and continuing through the Commitment 
Ending Date below, Customer agrees to maintain each month:
(i)     the aggregate base rate charges for OC-3c and OC-12c Services (after 
the application of discounts); and/or
(ii)    the aggregate base rate charges for Domestic Private Line Service, 
excluding OC-3c and OC-12c Services (after the application of 
discounts); and/or
(iii)   the aggregate base rate charges for Domestic Frame Relay Services 
(after the application of discounts); and/or
(iv)    the aggregate base rate charges for International Frame Relay 
Services (after the application of discounts); and/or
(v)     the aggregate base rate charges for Domestic ATM Services (after the 
application of discounts); and/or
(vi)    the aggregate base rate charges for International Private Line 
Service (after the application of discounts) (collectively, the 
"Aggregate Base Rate Charges") as follows:
Minimum Monthly Commitment:             $1,000,000.00

4.      REVENUE PLAN SERVICE TERM/COMMENCEMENT /COMMITMENT:
Customer Commitment Period:                     Sixty (60) Months
Commencement Date: For the purposes of this Agreement, (the 
"Agreement Commencement Date") will be the next billing cycle following 
the date this Agreement has been fully executed by both parties and 
Customer has received a satisfactory credit review and approval from 
WorldCom's Credit Department, and all security documentation, if any, 
required by WorldCom has been properly executed and delivered to WorldCom 
(collectively, the "Credit Review").
Commitment Commencement Date: is the same as the Commencement Date above.
Commitment Ending Date: is sixty (60) months following the Commitment 
Commencement Date above.

5.      APPLICATION OF DISCOUNTS: Commencing as of the Commencement Date 
set forth in Section 4 above and continuing through the Commitment Ending 
Date, WorldCom agrees to aggregate:
(i)     monthly recurring charges for Domestic Private Line Service (before 
the application of discounts); and/or
(ii)    monthly recurring Network Node charges for Domestic Frame Relay 
Service (before the application of discounts); and/or
(iii)   monthly recurring Network Node charges for International Frame 
Relay Service (before the application of discounts) in determining 
Customer's corresponding discount for Domestic Private Line, Domestic 
Frame Relay, Domestic ATM Service, and International Frame Relay.

6.      PROPRIETARY INFORMATION: (a) Confidential Information: The parties 
understand and agree that the terms and conditions of this Agreement, all 
documents referenced and invoices to Customer for Service provided 
hereunder, communications between the parties regarding this Agreement 
(including price quotes to Customer for any Service proposed to be 
provided or actually provided hereunder), as well as such non-public 
information relevant to any other agreement between the parties 
(collectively, "Confidential Information"), are confidential as between 
Customer and WorldCom.
(b)  Limited Disclosure: A party shall not disclose Confidential 
Information unless subject to discovery or disclosure pursuant to legal 
process, or to any party other than the directors, officers, and 
employees of a party or a party's agents including their respective 
brokers, lenders, insurance carriers or bona fide prospective purchasers 
who have specifically agreed in writing to nondisclosure of the terms and 
conditions hereof. Any disclosure hereof required by legal process shall 
only be made after providing the non-disclosing party with notice thereof 
in order to permit the non-disclosing party to seek an appropriate 
protective order or exemption. Violation by a party or its agents of the 
foregoing provisions shall entitle the non-disclosing party, at its 
option, to obtain injunctive relief without a showing of irreparable harm 
or injury and without bond.
(c) Press Releases: The parties further agree that any press 
release, advertisement or publication generated by a party regarding this 
Agreement, will be submitted to the non-publishing party for its written 
approval prior to publication.
(d) Survival of Confidentiality: The provisions of this Section 6 
will be effective as of the date of this Agreement and remain in full 
force and effect for a period which will be the longer of (i) one (1) 
year following the date of this Agreement, or (ii) one (1) year from the 
termination of all Service hereunder.

7.      LETTER OF AGENCY ("LOA"):  The Undersigned [duly authorized 
representative of Customer] hereby authorizes WorldCom, if requested in 
writing by Customer, to provision Customer's Local Access. This LOA 
supersedes all previous LOAs and shall remain in effect until canceled by 
Customer in writing.

8.      PRICING:  (a) Rates for Domestic Private Line Service, Domestic 
Frame Relay Service, International Private Line and International Frame 
Relay are as set forth in the applicable WorldCom tariffs.
(b) Rates for OC-3c and OC-12c Private Line Service are as 
described below for the location and quantities as set forth in Sections 
I. and J.
(c) Discounts for both Domestic Private Line, Domestic Frame Relay, 
International Private Line and International Frame Relay Service are as 
described below.
(d) Rates for ATM Service shall be as set forth in WorldCom's 
Service Orders (the "Service Orders").  Discounts for domestic ATM 
Service are as described below.
***

9.      ***

10.     *** 

11.     ***

12.     REPLACEMENT SERVICE:  In the event Customer's business requirements 
change, requiring Customer to replace OC-3c/OC-12c Service provided 
hereunder ("Original Service") with new technology (hereinafter 
"Replacement Service"), Customer shall provide written notice of its 
intent to replace Original Service with Replacement Service from 
WorldCom.  During the final six (6) months of the Customer Commitment 
Period, WorldCom shall not accept Customer orders for Replacement 
Service.  Provided Customer is not in default of its obligations under 
this Agreement, Customer may cancel and upgrade Original Service to 
Replacement Service without being subject to any cancellation charge 
relevant to the Original Service under the following conditions:
***Confidential treatment has been requested for certain portions of this 
document. Such omitted portions have been filed separately with the 
Securities and Exchange Commission.

A.      Customer shall provide WorldCom with at least forty-five (45) days' 
written notice prior to the effective date of cancellation of the 
Original Service and concurrently therewith submits a Service Order 
for Replacement Service having a Requested Service Date concurrent 
with the effective date of such cancellation.
B.      The Replacement Service is available and uncommitteed.
C.      The cities served by the Original Service continue to be served by the 
Replacement Service and when applicable, a reconfiguration of the 
Original Service which is available, i.e., cities served prior to the 
upgrade continue to be served by the Replacement Service following the 
upgrade.
D.      Customer will be liable for costs, if any, reasonably incurred by 
WorldCom from third parties (e.g., Local Access providers or 
interconnecting carriers) as a result of such cancellation, provided 
WorldCom notifies Customer of such costs within a reasonable time 
following receipt of Customer's Service Order to effect a cancellation 
and obtain Replacement Service.
E.      Replacement Service shall have a similar Minimum Monthly Commitment as 
Original Service.  The Customer Commitment Period for Replacement 
Service shall be similar to the Original Service. 

13.     ADDITIONAL SERVICES: During the Service Commitment Period, WorldCom 
commits to make available to Customer related services offered by 
WorldCom wholly owned subsidiaries. The inclusion of these services will 
be addressed through a future amendment to the Revenue Plan, at a time 
when these services become available and Customer desires these services.

14.     TERMINATION: Should Customer elect to terminate the Agreement for 
convenience prior to the term, the following early termination charges 
would apply:
A.      If the termination becomes effective prior to completion of the 
first year of the Commitment Period, then the charge shall be an amount 
equal to the balance of the then-current Minimum Monthly Commitment times 
the number of months (or pro rata portion thereof) remaining in the 
Commitment Period through the expiration of the first year of the 
Commitment Period plus fifty percent (50%) of the balance of such Minimum 
Monthly Commitment times the remainder of the Commitment Period beyond 
the first year.
B.      If the termination becomes effective after the completion of the 
first year of the Commitment Period, then the charge shall be an amount 
equal to fifty percent (50%) of the balance of the then-current Minimum 
Monthly Commitment times the number of months (or pro-rata portion 
thereof) remaining in the Commitment period.
C.      If any circuit under the Revenue Plan is either Restricted IXC or 
subject to an ICB arrangement, then the charge will be an amount equal to 
the total cancellation charges incurred by WorldCom, in addition to 
termination charges set forth in "A" or "B" above.
D.      Customer is also liable for any charges, expenses, fees or 
penalties incurred by WorldCom or its affiliated companies due to 
cancellation of Local Access plus any costs, expenses or additional 
charges reasonably incurred by WorldCom on behalf of Customer as 
Customer's agent.

15.     ***

16.     INDIVIDUAL CIRCUIT TERM: The Service Commitment Period for each 
Circuit comprising Qualifying IXC Service of the Revenue Plan is twelve 
(12) months, unless the aforementioned Circuit is upgraded to a Service 
of equal or greater monthly recurring charge and such Circuit has been 
installed for no less than a six (6) month period.  The Customer is also 
liable for any charges, expenses, fees, or penalties incurred by WorldCom 
or its affiliated companies due to cancellation of Local Access plus any 
costs, expenses, or additional charges reasonably incurred by WorldCom on 
behalf of Customer as Customer's agent.


***Confidential treatment has been requested for certain portions of this 
   document. Such omitted portions have been filed separately with the 
   Securities and Exchange Commission.

ENTIRE AGREEMENT: This Agreement (including any documents incorporated 
herein by reference) constitutes the entire understanding between the 
parties and supersedes any prior agreements and proposals between the 
parties, whether oral or written, for Service provided hereunder.

WORLDCOM TECHNOLOGIES, INC.              EXODUS COMMUNICATIONS, INC.

/s/ Frank M. Grillo                      /s/ Richard S. Stoltz   

____________________________            ________________________________
(Authorized Signature)                  (Authorized Signature)

FRANK M. GRILLO                          Richard S. Stoltz       
____________________________            ________________________________
(Print Name)                            (Print Name)


                                         1/11/1999               
____________________________            ________________________________
(Date Received)                         (Date Signed)


   Terms and conditions contained herein will be offered for fifteen (15) 
                       days from January 7, 1999


  Mail to: Sales Contract Admin., WorldCom, Inc., 500 Clinton Center Drive, 
                     Bldg. 4, 4th Floor, Clinton, MS 39056