CHAPTER23 Digital PSTN
Mediant 1000 Gateway & E-SBC | User's Manual
➢ To configure private wire interworking:
1. Enable TDM tunneling for private wire services, by doing one of the following:
● Globally: Open the Digital Gateway Parameters page (Setup menu > Signaling &
Media tab > Gateway folder > Digital Gateway > Digital Gateway Parameters), and
then from the 'TDM Tunneling' drop-down list, select Private Wire:
● Per Trunk: Configure the ini file parameter EnableTDMOverIPforTrunk.
2. Configure the ini file parameter EnableReansweringInfo to 1.
3. Load a CAS table file that supports your private wire service. For loading files to the device,
see Loading Auxiliary Files.
4. In the Trunk Settings page (see Configuring Trunk Settings), configure your E1 or T1 CAS
Trunk. Make sure that you select the CAS table file that you loaded in the previous step, in the
'CAS Table per Trunk' field:
5. In the Trunk Group table (see Configuring Trunk Groups), configure the Trunk Group ID for the
E1/T1 CAS Trunk, as shown in the following example:
6. In the Trunk Group Settings table (see Configuring <trnkgrpsettable<product>>), configure the
method for selecting channels for the E1/T1 CAS Trunk to By Dest Phone Number, as
shown in the following example:
7. In the IP-to-Tel Routing table (see Configuring IP-to-Tel Routing Rules), configure IP-to-Tel
Routing rules.
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