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Router Global Commands
No autonomous system number is defined.
Default
autonomous-system — The autonomous system number expressed as a decimal integer.
Parameters
confederation
confederation confed-as-num members as-number [as-number...up to 15 max]
Syntax
no confederation [confed-as-num members as-number...up to 15 max]
config>router
Context
This command creates confederation autonomous systems within an AS.
Description
This technique is used to reduce the number of IBGP sessions required within an AS. Route
reflection is another technique that is commonly deployed to reduce the number of IBGP sessions.
The no form of the command deletes the specified member AS from the confederation.
When no members are specified in the no statement, the entire list is removed and confederation is
disabled.
When the last member of the list is removed, confederation is disabled.
no confederation - no confederations are defined.
Default
confed-as-num — The confederation AS number expressed as a decimal integer.
Parameters
members member-as-num — The AS number(s) of members that are part of the confederation,
ecmp
Syntax
ecmp max-ecmp-routes
no ecmp
config>router
Context
This command enables ECMP and configures the number of routes for path sharing; for example, the
Description
value 2 means two equal cost routes will be used for cost sharing.
ECMP can only be used for routes learned with the same preference and same protocol. See the
discussion on preferences in the static-route command.
When more ECMP routes are available at the best preference than configured in max-ecmp-routes,
then the lowest next-hop IP address algorithm is used to select the number of routes configured in
max-ecmp-routes.
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1 — 4294967295
Values
1 — 65535
Values
expressed as a decimal integer. Up to 15 members per confed-as-num can be configured.
1 — 65535
Values
7450 ESS OS Router Configuration Guide
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