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Appendix B Understanding Telephony Routing and Translations 157
SIP Provisioning Client User Guide
[Standard - Nortel Networks Confidential]
Example dial plan assignments
The following table (Table 23) provides an example list of subscribers, subscriber
aliases, and COS assignments in the domains.
Dial plan description
The dial plan for the two parent domains (abc.com and xyz.com) uses the various
digit ranges as described in the following table (Table 24).
The following provides further description of the dial plans:
Table 23 Example dial plan data
Subscriber Alias Domain Subdomain COS
lobby 9726850000 abc.com rich.abc.com lobby_dial_plan
paul 9726851000 abc.com rich.abc.com local_dial_plan
john 9726852000 abc.com otta.abc.com company_dial_plan
fred 2146842000 xyz.com all_dial_plans
Table 24 Dial plan for abc.com and xyz.com
Route Name Description From To
Number
digits Domain Subdomain
Type of
Route
5_digit_plan 5+4 digit to reach
subscribers in
rich.abc.com
555 abc.com rich.abc.co
m
Private
pstn_route 9+10 digits to reach a
PSTN subscriber. Strip
the 9 before reaching
the subscriber
9911 abc.com Gateway
route_to_xyz.
com
6+7digitstoreach
xyz.com from abc.com
668 abc.com SIP
route_to_abc
.com
6+7digitstoreach
abc.com from xyz.com
668 xyz.com SIP