To turn on DTMF on an ATA2 or analog port on an SRG 50

A parameter often forgotten is the DTMF capability of an ATA on an SRG-50. To turn this capability on:

In Nortel Element Manager:

* Click Telephony-Sets-Active Sets
* Go to the "Capabilities and Preferences" tab
* Look up the DN you want to configure
* At the bottom, on the "Capabilities" tab, make sure that "Receive short tones" is checked