Motorola BSR 2000 Configuration And Management Manual page 573

Release 1.0
Figure 12-18
Boston sets the value of the local preference attribute based on the value of the
community attribute. Any route that has a community attribute of 100 matches
community list 1 and has its local preference set to 50. Any route that has a
community attribute of 200 matches community list 2 and has its local preference set
to 25. All other routes do not have their local preference attributes changed, because
all routes are members of the internet community.
1. To create a community list that globally accepts or rejects all advertisements, use
2. To create a community list that accepts or rejects advertisements with a local AS
3. To create a community list that accepts or rejects advertisements with a
526360-001-00 Rev. B
details creating a route map based on the network in which Router
the ip community-list command in Global Configuration mode:
MOT(config)#ip community-list <community-list-number> {permit | deny}
<community-numbers>
where:
community-list-number is a number that identifies a community list.
permit indicates accept the advertisements.
deny indicates reject the advertisements.
community-numbers are one or more community numbers.
community, use the ip community-list local-as command in Global
Configuration mode as shown below:
MOT(config)#ip community-list <community-list-number> {permit | deny}
local-as
where:
community-list-number identifies the community list.
permit indicates accept the advertisements.
deny indicates reject the advertisements.
local-as indicates the well-known community Local-AS.
well-known community on the Internet, use the ip community-list internet
command in Global Configuration mode as shown below:
MOT(config)#ip community-list internet <community-list-number>
{permit | deny} internet
where:
MGBI
Configuring BGP
12-55