CHAPTER34 Routing SBC
Mediant 1000 Gateway & E-SBC | User's Manual
b. From the 'CNG Detector Mode' drop-down list [CNGDetectorMode], select Event Only.
2. Load an ini file to the device through the Auxiliary Files page (see Loading Auxiliary Files
through Web Interface on page860) with the following parameter setting, which enables in-
band network detection related to fax:
EnableFaxModemInbandNetworkDetection = 1
3. In the IP Groups table (see Configuring IP Groups), configure the following IP Groups:
● IP Group #0 "HQ": This is the source IP Group, sending voice calls and fax calls.
● IP Group #1 "Voice": This is the destination for voice calls sent from IP Group #0.
● IP Group #2 "Fax": This is the destination for fax calls sent from IP Group #0.
4. For the fax destination (IP Group #2), do the following:
a. In the Coder Groups table (see Configuring Coder Groups), configure a Coder Group with
T.38 to enable fax transmission over IP.
b. In the IP Profiles table (see Configuring IP Profiles), configure an IP Profile:
i. From the 'Fax Coders Group' drop-down list, select the Coder Group that you
configured above.
ii. From the 'Fax Mode' drop-down list, select Handle always.
c. In the IP Groups table, edit IP Group #2, and then from the 'IP Profile' drop-down list,
select the IP Profile that you configured above.
5. For the voice destination (IP Group #1), do the following:
a. In the IP Profiles table, configure an IP Profile - from the 'Fax Rerouting Mode' drop-down
list, select Rerouting without delay:
b. In the IP Groups table, edit IP Group #1, and then from the 'IP Profile' drop-down list,
select the IP Profile that you configured above.
6. In the IP-to-IP Routing table (see Configuring SBC IP-to-IP Routing Rules), configure the
following adjacent rows of IP-to-IP Routing rules:
● IP-to-IP Routing Rule #0 to route voice calls from IP Group #0 to IP Group #1:
Match
Source IP Group HQ (IP Group #0)
Call Trigger Initial Only
ReRoute IP Group Voice (IP Group #1)
Action
Destination Type IP Group
Destination IP Group Voice (IP Group #1)
● IP-to-IP Routing Rule #1 to route fax calls from IP Group #0 to IP Group #2:
Match
Source IP Group HQ (IP Group #0)
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