this link states that i can change the codec complexity on a vic for a 1751 and 1760. now i already tried all sorts of upgrades on my 1751s to try and move these things to a high complexity codec (medium complexity is default). none of the ios versions i tried comes with the 'voice-card' command.
on cisco doc cd i found that this command is supported on 2600 and 3600 platforms only (looks like).
my question is: is this codec complexity change even supported in small platforms?
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...