Compatibility matrix say i should make ata firmware v2.15 Default for this call manager (2.14 has a nasty lower case/Upper case MAC registration problem)My issue is that all other devices CP7960 etc. newly register or re-register after reset within a...

How to change the AudioMode to get out-of-band DTMF?The Audio Mode format: default format is 0x00150015.Where 0015 0015 are the same audio settings for phone 1 and 2. My AS5300 "call history voice" shows a sipv2 call with inband DTMF."ATA parameters...

Any suggestions on how to optimize my 5300's for VoIP with endpoints 350ms away on the public networkSometimes the calls are slow in setup, or do not setup at all.Thanks,Spencer Williams