First you need to set up a route pattern to your remote site. Let s say your DNs are 7xxx and your remote site is using 6xxx.
set up a route pattern 6xxx and select the trunk Route List in it.
1- Include the Partition of your Route pattern (6xxx) in the CSS of your phones.
2- See if there is any pre dot or anything related in your Route pattern
3- Ensure that the route list on your RP is correct (ie Trunk Route List)
4- on your remote trunk-> Inbound call -> CSS
check if this css include the Partition of your phones.
if all this doesnt help. use Dialed Number Analyzer (https://ip/dna) select trunk and see what the results are. Activate Traces on both callmanager (SDI, SDL). Use a sniffer on your phone and see if he is sending packets to your remote CCM.
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...