User's Manual 844 Document #: LTRT-10632
Mediant 800B Gateway & E-SBC
2. Specify the Dial Plan (configured with the prefix tags) by index number (e.g., 1) that
you want to use:
a. Open the Routing Settings page (Setup menu > Signaling & Media tab >
Gateway folder > Routing > Routing Settings).
b. In the 'IP-to-Tel Tagging Destination Dial Plan Index' field, enter the Dial Plan
index that you want to use for prefix tags for called number prefixes.
c. In the 'IP-to-Tel Tagging Source Dial Plan Index' field, enter the Dial Plan index
that you want to use for prefix tags for calling number prefixes.
Figure 47-3: Specifying Dial Plan for Prefix Tags
d. Click Apply.
3. Configure the device to perform the routing process before manipulation:
a. Open the Routing Settings page (see previous step).
b. From the 'IP-to-Tel Routing Mode' drop-down list, select Route calls before
manipulation, and then click Apply.
4. Configure IP-to-Tel routing rules where the prefix tags are used as matching
characteristics for destination or source number prefixes:
a. Open the IP-to-Tel Routing table (see 'Configuring IP-to-Tel Routing Rules' on
page 534).
b. Configure routing rules using the one or both of the following fields for specifying
the tags:
♦ 'Destination Phone Prefix': Prefix tags for called number prefixes: For
example, configure two routing rules:
Configure the field to "LOCL" and the 'Trunk Group ID' field to 1 (local
Trunk Group).
Configure the field to "LONG" and the 'Trunk Group ID' field to 2 (long
distance Trunk Group).
♦ 'Source Phone Prefix': Prefix tags for calling number prefixes.
Figure 47-4: Configuring IP-to-Tel Routing Based on Dial Plan Prefix Tags
5. Configure manipulation rules to remove the prefix called tags:
a. Open the Destination Phone Number Manipulation for IP-to-Tel Calls table (see
'Configuring Source/Destination Number Manipulation' on page 555).
b. In the 'Destination Prefix' field, enter the prefix called tag (e.g., "LOCL").
c. In the 'Stripped Digits From Left' field, enter the number of characters in the prefix
called tag (e.g., "4").
6. Configure manipulation rules to remove the prefix calling tags:
a. Open the Source Phone Number Manipulation for IP-to-Tel Calls table (see
'Configuring Source/Destination Number Manipulation' on page 555).
b. In the 'Source Prefix' field, enter the prefix calling tag.
c. In the 'Stripped Digits From Left' field, enter the number of characters in the prefix
calling tag.
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