The analogue ATAs are designed to provide a PSTN interface handoff to plug into your PABX or Analogue FAX or Receiver.
They are configured with the Australian Ring Tones as per the below;
| Tone Settings | Value |
| System ring cadence | c=400/200-400/2000; |
| Dial tone | f1=400@-19,f2=425@-19,c=0/1000; |
| Ringback Tone | f1=425@-13,f2=450@-13,c=400/200- 400/2000; |
| Busy tone | f1=425@-7,f2=0@-10,c=375/375; |
| Reorder tone | f1=425@-19,f2=425@-29,c=375/375-375/375; |
| Confirmation tone | f1=350@-11,f2=440@-11,c=100/100-100/100-100/100; |
| Call-waiting Tone | f1=440@-13,c=300/10000-300/10000-0/0; |
The Caller-ID should be ETSI-DTMF or TelcoreorBelecordia ( the later works with PABX’s)
The SLIC Settings should be Australia/New Zealand
The Ring Frequency should be 25Hz
The Jitter buffer should be fixed
Jitter buffer length set to high
Disable line echo canceler should be set to yes
Disable network echo suppressor should be set to yes
Fax mode needs to be Pass-through. T.38 will not work
The 3 call waiting options (disable call waiting, disable call waiting caller ID, and disable call waiting tone) should be set to yes