Troubleshooting guide

1-32
Cisco Broadband Local Integrated Services Solution Troubleshooting Guide
OL-5169-01
Chapter 1 Solution Overview
Solution Features
Figure 1-7 Route Selection Flowchart
Policy-Based Routing
If policy-based routing is required, the dial plan entry for the corresponding called number (NPA/NXX)
is associated with the route group ID. The Cisco BTS 10200 supports all of the following:
• Least-Cost Routing, page 1-33
• Prefix-Based Routing, page 1-33
• Line-Based Routing, page 1-33
• ANI-Based Routing, page 1-33
• Region-Based Routing, page 1-33
• Time of Day (TOD) Routing, page 1-33
Used for
policy-based
routing
Assigns up to 10
trunk-grp-ids
to route in
sequence,
and identifies
one alt-route
Office code
DN2Subscriber
Carrier
Announcement
ID
H.323
Points to call agent and identifies
trunk group ID, cost , LPC, RPC
Provides routing information based
on values in order of preference
(highest preference to lowest.)
Subscriber
or
Trunk-Group
Dial plan
Destination
Translated DN
and/or carrier
Policy NXX
Policy
Routing
Route
Route guide
Route guide
Route guide
Trunk groups
Alternate
route
Route
Policy NXX
Policy
routing
Route
Termination
IntraLATA, N11,
operator, route
IntraLATA, InterLATA,
800, 900, carrier,
international
Subscriber
Announcement,
vacant, invalid codes
Softswitch
(SIP)
SS7, CAS,
PRI
Trunk
Subscriber
Allows routing to
an alternate number
Retranslate using
new dial plan ID
Dial plan ID
For example:
Policy TOD,
Policy ODR,
Policy Prefix...
Termination
IntraLATA, N11,
operator, route