Setting T1/E1 Parameters
Navigate to: Configuration > TDM > T1/E1
and adjust the following settings -
1.
Set
Telephony Port Interface Side
: This should be Terminal if your PBX is set to Network or Network if your PBX is set to Terminal.
2.
Set
line Encoding and framing
: This should match your PBX settings.
3.
Click
Submit
to save settings. This will prevent loss of configuration. Do not restart the gateway.
Navigate to: Configuration > TDM > General
and adjust the following settings -
1.
Set
PCM Coding:
uLaw or aLaw to match your PBX setting.
2.
Click
Submit
to save settings. This will prevent loss of configuration. Do not restart the gateway.
Setting Microsoft
®
Office Communications Server 2007 Specific Parameters
Navigate to: Configuration > VoIP > General
, and adjust the following setting -
1.
Set
Transport Type
: TCP.
2.
Click
Submit
to save settings. This will prevent loss of configuration. Do not restart the gateway.
Navigate to: Configuration > VoIP > Media
, and adjust the following settings -
1.
Set
Audio Compression
: G.711u or G.711a to match your Microsoft
®
Office Communications Server 2007 setting.
2.
Set
Signaling Digit Relay Mode
: Off.
3.
Set
Voice Activity Detection
: Off.
4.
Set
fax IP-Transport Mode
: G.711-Passthrough.
5.
Click
Submit
to save settings. This will prevent loss of configuration. Do not restart the gateway.
Navigate to: Configuration > IP
, and adjust the following setting -
1.
Set
BOOTP Enabled
: No.
2.
Click
Submit
to save settings. This will prevent loss of configuration. Do not restart the gateway.
Set
Telephony Port Interface Side
to
Network or Terminal, using the opposite
setting from your PBX setting
Set
Transport Type
: TCP
Set
line Encoding
and
framing
to match
your PBX settings
Set Audio Compression
: G.711u or
G.711a to match your Microsoft
®
Office
Communications Server 2007 setting
Set
Signaling Digit Relay Mode
and
Voice Activity Detection
: Off
Set
fax IP-Transport Mode
: G.711
Passthrough
Set BOOTP Enabled:
No
Set
PCM Coding
: uLaw or aLaw to
match your PBX setting