Cisco Cisco IOS Software Release 12.4(23) Notas de publicación

This section contains the following sections with information that is specific to the Cisco Catalyst 4500 
access gateway modules:

The Cisco Catalyst 4500 access gateway module (AGM) provides integrated telephony and routing 
services to the Cisco Catalyst 4000 family switches. 

The following is a list of the chassis and supervisor engine options that are supported by the 
Cisco Catalyst 4500 AGM in Cisco IOS Release 12.4.

All Cisco Catalyst 4500 series chassis

All Cisco Catalyst 4000 series chassis

Supervisor Engine II 

Supervisor Engine III and IV

Note that the Cisco Catalyst 4500 AGM and the supervisor engines may run different versions of 
Cisco IOS software. 

For memory recommendations for the Cisco Catalyst 4500 AGM in Cisco IOS Release 12.4, see the 

Cisco IOS Release 12.4 supports the following hardware on the Cisco Catalyst 4500 AGM:

Cisco Catalyst 4500 and Cisco Catalyst 4000 DSP set, 4x6 SIMMs for AGM

Cisco Catalyst 4500 8-port RJ-21 FXS module

Cisco Catalyst 4500 16-port RJ-21 FXS module

Cisco Catalyst 4500 VPN encryption service adapter

Cisco Catalyst 4500 128-MB memory module

For detailed descriptions of the new hardware features, see the 

.