Specifications

5-5
Cisco IP Telephony Network Design Guide
78-11103-03
Chapter 5 Dial Plan Architecture and Configuration
Cisco CallManager Dial Plan Architecture
Figure 5-2 Cisco CallManager Dial Plan Architecture
IP WAN PSTN
VV
Route
group
Route
group
Digit manipulation on
a per-route-group
basis
Digit manipulation
Dialed number
Overrides the
route pattern
Device types put in route groups:
* Gateways (H.323, MGCP, Skinny)
* Remote Cisco CallManagers (Intercluster trunk)
Cisco CallManager
cluster
Remote
site
Route
groups
point to
devices
1st
choice
2nd
choice
No
Try 2nd
choice
No
Try 3rd
choice
(if available)
Route
list
Route
pattern
40795