FIRST AMENDMENT TO CSG MASTER SUBSCRIBER MANAGEMENT SYSTEM AGREEMENT BETWEEN CSG SYSTEMS, INC. AND COMCAST CABLE COMMUNICATIONS MANAGEMENT, LLC

Exhibit 10.20A

FIRST AMENDMENT

TO

CSG MASTER SUBSCRIBER MANAGEMENT SYSTEM AGREEMENT

BETWEEN

CSG SYSTEMS, INC.

AND

COMCAST CABLE COMMUNICATIONS MANAGEMENT, LLC

This First Amendment (the “Amendment”) is made by and between CSG Systems, Inc., a Delaware corporation (“CSG”) and Comcast Cable Communications Management, LLC, a Delaware Limited Liability Company (“Customer”). CSG and Customer entered into a certain CSG Master Subscriber Management System Agreement dated March 17, 2004, (the “Agreement”), and now desire to amend the Agreement in accordance with the terms and conditions set forth in this Amendment. If the terms and conditions set forth in this Amendment shall be in conflict with the Agreement, the terms and conditions of this Amendment shall control. Any terms in initial capital letters or all capital letters used as a defined term but not defined in this Amendment shall have the meaning set forth in the Agreement. Upon execution of this Amendment by the parties, any subsequent reference to the Agreement between the parties shall mean the Agreement as amended by this Amendment. Except as amended by this Amendment, the terms and conditions set forth in the Agreement shall continue in full force and effect according to their terms.

CSG and Customer agree as follows:

1. Schedule J of the Agreement is hereby deleted and replaced with Attachment A hereto.

2. CSG will not collect a deposit for Customer’s supplies. Therefore, Exhibit C-2 of the Agreement is amended by deleting the reference to Section 4 in the first sentence of paragraph 7.

3. Schedule D of the Agreement shall be amended by adding the Designated Environment for CSG Message Express attached hereto as Attachment B.

IN WITNESS WHEREOF, the parties execute this Amendment on the date last signed below.

CSG SYSTEMS, INC. (“CSG”)				COMCAST CABLE COMMUNICATIONS MANAGEMENT, LLC (“CUSTOMER”)
By:		/s/ Xxxxxx X. Xxxxx		By:		/s/ Xxxxxx Xxxxx Xxxxx
Name:		Xxxxxx X. Xxxxx		Name:		Xxxxxx Xxxxx Xxxxx
Title:		President, BBS		Title:		Vice President and Authorized Agent
Date:		9/1/04		Date:		8/31/04

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Attachment A

Name		PC Doc Number		Type		Execution Date
MediaOne Video and High Speed Data Conversions and Product Implementation		6849		SOW		8/14/2001
Implementation Services - Workforce Express for Xxx Xxxxxxxxx, Xxxxxxxxxx		0000		SOW		2/6/2002
NAS to DAC for Mountain Region		11876		SOW		4/22/2003
NAS to DAC Change Order #1		12848		C.O.		6/2/2003
NAS to DAC Change Order #2		13037		C.O.		8/18/2003
NAS to DAC Change Order #3		1959825		C.O.		9/22/2003
NAS to DAC Change Order #4		1965390		C.O.		12/8/2003
NAS to DAC Change Order #5		1999824		C.O.		1/12/2004
NAS to DAC Change Order #6		2008527		C.O.		2/12/2004
Global AT&T VOD Interface		12680		SOW		6/20/2003
VOD Change Order #1		1945512		C.O.		12/8/2003

2

VOD Change Order #2		1972442		C.O.		1/16/2004
Migrate the Customer centralized JD Z-Ports at the Denver location to the CSG terminal server solution.		1951032		SOW		10/6/2003
Addressable Launch for Bay		1959796		LOA		9/11/2003
Addressable Launch Change Order		1987993		C.O.		12/10/2003
Launching addressable Xxxxxxx (JD) in Dallas		1960049		LOA		9/10/2003
Early hour support for (8798/2000) Chicago Nas to DAC launch		1967578		LOA		11/17/2003
South Florida Agent Transfer 8495/6000/0080-0120 to 8495/7500		1987330		LOA		11/18/2003
South Florida Agent Transfer 8495/6200/0020 to 8495/6000		1987333		LOA		11/18/2003
South Florida Agent Transfer 8495-7500/1840, 1850, and 1860 to 8495/6200 and Transfer 8495/7500 1800 - 1900 to 8495/6000		1987362		LOA		12/15/2003
Video on Demand (“VOD”) Boston Derry and Boston-Mashpee interface implementation, system configuration, access anc connectivity services for Customer		1991190		SOW		2/12/2004
Implementing an Analog Nas to Dac to Analog Dac Launch in Denver		1991621		LOA		11/25/2003
Video on Demand (“VOD”) Bristol, CT interface implementation, system configuration, access and connectivity services for Customer		2000310		SOW		2/12/2004
Upgrade of current Screen Express application to allow screen pops on outbound calls		2001381		LOA		12/22/2003

3

IP Gateway Implementation for Pittsburgh		2002791		SOW		2/19/2004
Implementation Services- CSG Workforce Express Chicago Market		2006186		LOA		2/2/2004
Deconversion Tapes for Xxxxxxx/Xxxxxxxx, XX		0000000		SOW		2/2/2004
Converter Passer for the Northeast Market		2009951		LOA		1/26/2004
Replacement of ESP Statement CD-ROMs for the Northeast Market		2009958		LOA		1/26/2004
Training Class charges for two Seattle representative to attend the February 23, 2004 Application Administration training class		2010012		LOA		1/26/2004
Expedited manual computer letter build for Comcast Portland		2010019		LOA		1/26/2004
CSG Assistance in configuring two Call Center Servers in Chelmsford		2012185		LOA		1/29/2004
CSG Assistance in configuring two Call Center Servers in Xxxxxxx		2012199		LOA		1/29/2004
One employee from South Florida market to attend Application Administration training in Omaha the week of February 23 - 27, 2004		2012391		LOA		1/30/2004
LA Server config Screen Express		2013747		SOW		3/8/2004
Agent transfer for Customer’s Pittsburgh site moving subscribers out of 8493 1000, 1100 and 0000		0000000		SOW		2/25/2004

4

Conversion of subs from US Online for Portland		2017675		LOA		3/9/2004
CSG to add a new Z port for Minnesota		2019060		LOA		3/9/2004
Vantage Reassignment for six ids for the Sacramento Market		2019232		LOA		3/9/2004
Duplicate CDs for Xxxxxxxx Xxxxxxxxxx		0000000		LOA		3/9/2004
Duplicate CDs for Seattle		2014157		LOA		3/9/2004
Jacksonville Service Code Passer		2005972		LOA		3/9/2004
Add new JD Z port for S. Florida		2016936		LOA		3/9/2004

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Attachment B

CSG MessageExpress^® Designated Environment

Effective: 01/04 Page 1 of 1

CSG MessageExpress is inherent to the ACSR product and therefore requires the ACSR product to execute properly. Please refer to the ACSR DEG to ensure that all ACSR requirements are met before utilizing MessageExpress.

MessageExpress CTI Server Requirements

MessageExpress Server Environment:

NT server class machine with a Pentium III 650 MHz or greater; 256 MB RAM; 10 GB available hard drive space ⁽¹⁾; network card (10MB min., 10BT or BNC); NT version 4.0, Windows 2000 Server or Windows 2000 Advanced Server, all with the latest service packs. TCP/IP protocol and MS IIS (Internet Information Server) 4.0 or greater installed. Requires remote access: CA-Unicenter Remote Control, pcAnywhere, VNC, or equivalent.

MS SQL 7 or SQL 2000 required for MessageExpress.

MessageExpress Desktop Workstation

Windows only environment. Refer to ACSR DEG. Windows NT 4.0, Windows 2000, or Windows 2000 Professional, all with latest service packs; 200 MHz or greater; 64 MB RAM ⁽²⁾; minimum 3MB available hard drive space; network card (10MB min., 10BT or BNC). Windows NT version 4.0; TCP/IP protocol installed.

MessageExpress ACD Options

Aspect ACD – version 6.2 Operating System – 8.2 inclusive. Requires native Application Bridge Link (Ethernet) for agent information and communication with the CTI server. Sites that have migrated to Aspect Contact Server not currently supported.

RealTime Bridge required for MessageExpress.

Lucent/Avaya Communications Definity G3 ACD – version 6.0 Operating System or greater and requires the native ASAI Interface. Requires a MAPD gateway card for agent information and to communicate with the CTI server.

Avaya CMS or BCMS report server, report generated for statistics on desired agents/skills. Root access to CMS server for report generation.

Nortel/Meridian – Any Nortel Meridian ACD with SCCS (Symposium Call Center Server) 4.1.7 or greater installed and running.

Siemens/Rolm – HICOM 300 series (9751/9006 or greater) with ORTL (Open RealTime Link) installed.

⁽¹⁾ Optional data logging features may require additional drive space if logging destination is local.

⁽²⁾ 128 MB of Ram or higher is recommended when purchasing new equipment

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