Cisco Cisco IOS Software Release 12.3(4)T

This document describes the Service Selection Gateway (SSG) feature in Cisco IOS Releases 12.2(15)B 
and 12.3(4)T. If you are running an earlier release of Cisco IOS software, refer to the “Service Selection 
Gateway” new-feature document for that release.

This document contains the following sections:

12.0(3)DC

This feature was introduced on the Cisco 6400 series.

12.2(4)B

This feature was integrated into Cisco IOS Release 12.2(4)B.

12.2(8)T

This feature was integrated into Cisco IOS Release 12.2(8)T.

12.2(15)B

The PTA-MD exclusion list functionality was introduced. The download 
exclude-profile (PTA-MD), exclude (PTA-MD), show ssg multidomain 
ppp exclude-list, and ssg multidomain ppp commands were introduced.

12.3(4)T

The PTA-MD exclusion list functionality was integrated into Cisco IOS 
Release 12.3(4)T. The download exclude-profile (PTA-MD), exclude 
(PTA-MD), show ssg multidomain ppp exclude-list, and ssg 
multidomain ppp commands were integrated into Cisco IOS 
Release 12.3(4)T.

12.3(3)B1

Support for the IP address pool name vendor-specific attribute (VSA) was 
added for Access-Accept packets for proxy services and for use in service 
profiles for passthrough and proxy services.