Dell Force10 S4820T FTOS Command Reference Guide - Page 422
deny regex
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www.dell.com | support.dell.com Parameters Defaults Command Modes Related Commands Command History rt soo as4 ASN4:NN ASN:NNNN IPADDR:NN Enter the keyword rt to designate a Route Origin community Enter the keyword soo to designate a Site-of-Origin community (also known as Route Origin). Enter the keyword as4 followed by the 4-octet AS specific extended community number in the format ASN4:NN (4-byte AS number:2-byte community value). Enter the 2-octet AS specific extended community number in the format ASN:NNNN (2-byte AS number:4-byte community value). Enter the IP address specific extended community in the format IPADDR:NN (4-byte IPv4 Unicast Address:2-byte community value) Not configured CONFIGURATION (conf-ext-community-list) permit show ip extcommunity-list Configure to add (permit) rules Display the Extended Community list Version 7.8.1.0 Version 7.7.1.0 Version 7.6.1.0 Introduced on S-Series Introduced on C-Series Introduced on E-Series deny regex c e s This features enables you to specify an extended communities to reject (deny) using a regular expressions (regex). Syntax deny regex {regex} To remove, use the no deny regex {regex} command. Parameters regex Enter a regular expression. Defaults Not configured Command Modes CONFIGURATION (conf-ext-community-list) Usage Information Duplicate commands are silently accepted. Example Related Commands FTOS(conf-ext-community-list)#deny regexp 123 FTOS(conf-ext-community-list)# permit regex Permit a community using a regular expression 422 | Border Gateway Protocol IPv4 (BGPv4)