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Cisco IOS XR Getting Started Guide
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Chapter5 Configuring Additional Router Features
Configuration Limiting
Static Route Configuration Limits
Tabl e 5-4 summarizes the maximum limits for static routes, including the commands used to display and
change the limits.
Examples
In the following example, the maximum number of static IPv4 routes is changed to 5000 and the new
configuration is displayed.
RP/0/RP1/CPU0:router# configure
RP/0/RP1/CPU0:router(config)# router static
RP/0/RP1/CPU0:router(config-static)# maximum path ipv4 5000
RP/0/RP1/CPU0:router(config-static)# commit
RP/0/RP1/CPU0:router(config-static)# show running-config router static
router static
maximum path ipv4 5000
address-family ipv4 unicast
0.0.0.0/0 172.29.52.1
!
!
IS-IS Configuration Limits
Tabl e 5-5 summarizes the maximum limits for IS-IS, including the commands used to display and
change the limits.
Table5-4 Static Route Configuration Limits and Commands
Feature Limit Description
Default
Maximum
Limit
Absolute
Maximum
Limit
Configuration Command
(Static Router Configuration
Mode)
Show Current Settings Command
(EXEC or Global Configuration Mode)
Maximum static IPv4 routes 4000 40,000 maximum path ipv4 nshow running-config router static
Maximum static IPv6 routes 4000 40,000 maximum path ipv6 nshow running-config router static
Table5-5 IS-IS Configuration Limits and Commands
Feature Limit Description
Default
Maximum
Limit
Absolute
Maximum
Limit
Configuration Command
(Address Family Configuration Mode)
Show Current Settings
Command
(EXEC Mode)
Maximum number of prefixes
redistributed into IS-IS
10,000 28,000 maximum-redistributed-prefixes nshow isis adjacency
Number of active parallel paths
for each route on a Cisco CRS-1
router
832maximum-paths nshow isis route
Number of active parallel paths
for each route on a
Cisco XR 12000 Series Router
816maximum-paths nshow isis route