Dell Force10 S25N-S50N FTOS Command Line Reference Guide FTOS 8.4.2.7 E-Series - Page 291
ip community-list, permit
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ip community-list e Enter COMMUNITY-LIST mode and create an IP community-list for BGP. Syntax ip community-list comm-list-name To delete a community-list, use the no ip community-list comm-list-name command. Parameters comm-list-name Enter a text string as the name of the community-list, up to 140 characters. Command Modes CONFIGURATION Example Figure 9-18. Command Example: ip community-list FTOS(conf)#ip community-list TestComList FTOS(config-community-list)# Command History Version 8.1.1.0 Version 7.8.1.0 pre-Version 6.1.1.0 Introduced on E-Series ExaScale Increased name string to accept up to 140 characters. Prior to 7.8.1.0, names are up to 16 characters long. Introduced for E-Series permit e Configure a filter to forward routes that match the route's COMMUNITY attribute. Syntax permit {community-number | local-AS | no-advertise | no-export | quote-regexp regular-expressions-list | regexp regular-expression} Parameters community-number local-AS no-advertise Enter the community number in AA:NN format where AA is the AS number (2 bytes) and NN is a value specific to that autonomous system. Enter the keywords local-AS to drop all routes with the COMMUNITY attribute of NO_EXPORT_SUBCONFED. All routes with the NO_EXPORT_SUBCONFED (0xFFFFFF03) community attribute must not be advertised to external BGP peers. Enter the keywords no-advertise to drop all routes containing the well-known community attribute of NO_ADVERTISE. All routes with the NO_ADVERTISE (0xFFFFFF02) community attribute must not be advertised to other BGP peers. Access Control Lists (ACL) | 291