IP R
OUTING
C
OMMANDS
-153

summary-address

Use this command to aggregate routes learned from other protocols. Use
the no form to remove a summary address.
Syntax
summary-address summary-address netmask
no summary-address summary-address netmask
summary-address - Summary address covering a range of addresses.
netmask - Network mask for the summary route.
Command Mode
Router Configuration
Default Setting
Disabled
Command Usage
• An Autonomous System Boundary Router (ASBR) can redistribute
routes learned from other protocols by advertising an aggregate route
into all attached autonomous systems.
• This route r supports up 16 Type-5 summary routes.
Example
This example creates a summary address for all routes contained in
192.168.x.x.
Related Commands
area range (3-151)
Console(config-router)#summary-address 192.168.0.0 255.255.0.0
Console(config-router)#