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Cisco Bug: CSCum74145 - 4ASN: OLD->NEW speaker prefix drop due allowas-in check failure

Last Modified

Jul 20, 2018

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

4.1.1.ROUT 4.2.3.ROUT

Description (partial)

Unexpected 4ASN OLD->NEW speaker prefix drop due allowas-in check failure, the ASN is counted on each type of AS_PATH (code 2 and code 17).


Related Community Discussions

IOS-XR: BGP Neighbor で使用中の prefix-set を変更した後、期待した経路が受信できなくなる
2015年3月25日(初版)   TAC SR Collection 主な問題 一つの address-family 配下について、"allowas-in" と "soft-reconfiguration inbound" が有効である場合に、ESTABLISH ステータスである neighbor の route-policy の prefix-set の変更を行った後、正しく route-policy の評価が出来なくなり、経路消失などが発生する場合があります。 Config 例 | router bgp 65000  neighbor   address-family ipv4 unicast    route-policy IN_POLICY in    allowas-in    soft-reconfiguration inbound always ! route-policy IN_POLICY   if destination in allowPrefix then     pass   else     drop   endif   end-policy ...
Latest activity: Apr 24, 2015
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