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Chapter 6 Setting up the private VoIP network 69
Figure 13 Dialing Plan — Private Network panel, Private Network Settings subpanel
Meridian Customer Defined Network (MCDN)
MCDN is automatically activated when the system is converted to SRG operation. To ensure that redirected IP telephones can transfer calls to the SRG local telephones, trunk
To enable MCDN TAT
Use Element Manager to enable TAT by selecting the TAT checkbox at Configuration > Telephony > Dialing Plan > Private Network > Dialing Plan - Private Network panel > MCDN subpanel (see the figure Dialing Plan — Private Network panel, MCDN subpanel on page 70).