What devices and software versions get support for the modem upgrades?
A. Support is available for Modem ISDN channel aggregation (MICA) portware upgrades on: • Cisco AS5200 that runs Cisco IOS Software Release 11.3(2)T or later and Bootldr version 11.2(11)P or later. • Cisco AS5300 that runs Cisco IOS Software Release 11.2(9)XA , 11.3(2)T, or later. • Cisco 3640 that runs Cisco IOS Software Release 11.2(12)P, 11.3(2)T, or later. Support is available for Microcom firmware upgrades on: • AS5200 that runs Cisco IOS Software Release 11.2(10a)P or later. • AS5300 that runs Cisco IOS Software Release 11.1(14)AA, 11.2(7a)P, or later. • Note: Cisco AS5800 devices also have modems. However, the modem microcode for these devices is bundled with the system software only and receives upgrades as part of the system software upgrade.