Could you please help us ! For about a month our cisco 3640 and mica modems are going bad. at the moment we need to boot the router every other day to get async modems work. the other situation is that router stops servicing async-modems (isdn lines are still working ( to get the async work we need to boot the router )
We have tested two different routers withc two dirrerent ios
the other one has
cisco3640#sh modem ver
Slot 2:MICA-6DM Firmware, Source - IOS
CP ver 2720 - 5/30/2000, CheckSum 55E02A4A.
SP ver 2720 - 5/30/2000.
MICA 0: HW Version 1.2, Serial Number 10930520.
MICA 1: HW Version 1.0, Serial Number 6299944.
MICA 2: HW Version 1.2, Serial Number 10930518.
MICA 3: HW Version 2.1, Serial Number 18396707.
MICA 4: Not Installed.
and other has
an tried for mica both both
mica-modem-pw.18.104.22.168.bin and 22.214.171.124.bin