Here are the corresponding BGP log and Zebra log I have for this and I observed similar failure on 0.99.24 as well as 0.99.22 --
BGP log -- 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got total byte length 6 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got type 2, length 2 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: Bytes now: 6 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd UPDATE w/ attr: nexthop 10.8.0.1, origin ?, localpref 100, path 200 50 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 0.0.0.0/0 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 10.150.0.0/16 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 20.0.0.0/8 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 60.0.0.0/8 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 120.0.0.0/8 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 120.1.1.0/24 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got total byte length 6 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got type 2, length 2 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: Bytes now: 6 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd UPDATE w/ attr: nexthop 200.100.1.2, origin ?, localpref 100, path 200 50 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 100.100.1.0/24 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 100.100.2.0/24 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 100.100.3.0/24 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 100.100.4.0/24 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got total byte length 6 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got type 2, length 2 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: Bytes now: 6 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd UPDATE w/ attr: nexthop 200.200.200.2, origin ?, localpref 100, path 200 50 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 200.200.250.14/32 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 200.200.250.15/32 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got total byte length 6 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: got type 2, length 2 2015/09/21 16:52:06 BGP: [AS4SEG] Parse aspath segment: Bytes now: 6 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd UPDATE w/ attr: nexthop 200.200.200.3, origin ?, localpref 100, path 200 50 2015/09/21 16:52:06 BGP: 200.200.200.1 rcvd 200.200.250.16/32 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 0.0.0.0/0 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 10.150.0.0/16 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 20.0.0.0/8 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 60.0.0.0/8 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 120.0.0.0/8 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 120.1.1.0/24 nexthop 10.8.0.1 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 100.100.1.0/24 nexthop 200.100.1.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 100.100.2.0/24 nexthop 200.100.1.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 100.100.3.0/24 nexthop 200.100.1.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 100.100.4.0/24 nexthop 200.100.1.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 200.200.250.14/32 nexthop 200.200.200.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 200.200.250.15/32 nexthop 200.200.200.2 metric 0 2015/09/21 16:52:06 BGP: Zebra send: IPv4 route delete 200.200.250.16/32 nexthop 200.200.200.3 metric 0 Zebra log -- 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [13] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_NEXTHOP_LOOKUP] 4 2015/09/21 16:52:06 ZEBRA: zread_ipv4_nexthop_lookup: looking up 10.8.0.1 2015/09/21 16:52:06 ZEBRA: zsend_ipv4_nexthop_lookup: No matching rib entry found. 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [13] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_NEXTHOP_LOOKUP] 4 2015/09/21 16:52:06 ZEBRA: zread_ipv4_nexthop_lookup: looking up 200.100.1.2 2015/09/21 16:52:06 ZEBRA: zsend_ipv4_nexthop_lookup: No matching rib entry found. 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [13] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_NEXTHOP_LOOKUP] 4 2015/09/21 16:52:06 ZEBRA: zread_ipv4_nexthop_lookup: looking up 200.200.200.2 2015/09/21 16:52:06 ZEBRA: zsend_ipv4_nexthop_lookup: No matching rib entry found. 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [13] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_NEXTHOP_LOOKUP] 4 2015/09/21 16:52:06 ZEBRA: zread_ipv4_nexthop_lookup: looking up 200.200.200.3 2015/09/21 16:52:06 ZEBRA: zsend_ipv4_nexthop_lookup: No matching rib entry found. 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 16 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 0.0.0.0/0 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 0.0.0.0/0 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 18 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 10.150.0.0/16 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 10.150.0.0/16 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 17 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 20.0.0.0/8 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 20.0.0.0/8 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 17 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 60.0.0.0/8 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 60.0.0.0/8 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 17 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 120.0.0.0/8 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 120.0.0.0/8 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 19 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 120.1.1.0/24 via 10.8.0.1 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 120.1.1.0/24 via 10.8.0.1 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 19 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 100.100.1.0/24 via 200.100.1.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 100.100.1.0/24 via 200.100.1.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 19 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 100.100.2.0/24 via 200.100.1.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 100.100.2.0/24 via 200.100.1.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 19 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 100.100.3.0/24 via 200.100.1.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 100.100.3.0/24 via 200.100.1.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 19 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 100.100.4.0/24 via 200.100.1.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 100.100.4.0/24 via 200.100.1.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 20 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 200.200.250.14/32 via 200.200.200.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 200.200.250.14/32 via 200.200.200.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 20 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 200.200.250.15/32 via 200.200.200.2 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 200.200.250.15/32 via 200.200.200.2 ifindex 0 type 9 doesn't exist in rib 2015/09/21 16:52:06 ZEBRA: zebra message comes from socket [12] 2015/09/21 16:52:06 ZEBRA: zebra message received [ZEBRA_IPV4_ROUTE_DELETE] 20 2015/09/21 16:52:06 ZEBRA: rib_delete_ipv4(): route delete 200.200.250.16/32 via 200.200.200.3 ifindex 0 2015/09/21 16:52:06 ZEBRA: route 200.200.250.16/32 via 200.200.200.3 ifindex 0 type 9 doesn't exist in rib On Tue, Sep 22, 2015 at 11:52 AM, J Yu <[email protected]> wrote: > Hi all, > > I am seeing issue where kernel routes are not deleted even though the some > of the routes have updated nexthop that's not reachable. I do see delete > going into Zebra where it has the new nexthop while Zebra still had the > routes pointed to the old nexthop. My code base is 0.99.24 with some minor > modifications...Anyone had seen similar issue? > > Example from below -- This router is C14 and neighbor IP is 200.200.200.1 > and the route tables looks fine on C14. > C14# show ip bgp > BGP table version is 0, local router ID is 200.200.250.14 > Status codes: s suppressed, d damped, h history, * valid, > best, = > multipath, > i internal, r RIB-failure, S Stale, R Removed > Origin codes: i - IGP, e - EGP, ? - incomplete > > Network Next Hop Metric LocPrf Weight Path > *>i0.0.0.0 200.200.200.1 100 0 200 50 ? > *>i10.150.0.0/16 200.200.200.1 100 0 200 50 ? > > C14# show ip route > Codes: K - kernel route, C - connected, S - static, R - RIP, > O - OSPF, I - IS-IS, B - BGP, P - PIM, A - Babel, > > - selected route, * - FIB route > > B> 0.0.0.0/0 [200/0] via 200.200.200.1 (recursive), 00:00:32 > * via 200.200.200.1, eth3.21 onlink, 00:00:32 > B> 10.150.0.0/16 [200/0] via 200.200.200.1 (recursive), 00:00:32 > * via 200.200.200.1, eth3.21 onlink, 00:00:32 > ------------ > Now, changing neighbor to no longer do next-hop-self, hence the next hop > will point to the new nexthop of 10.8.0.1 and I see the following outputs-- > ------------ > C14# show ip bgp > BGP table version is 0, local router ID is 200.200.250.14 > Status codes: s suppressed, d damped, h history, * valid, > best, = > multipath, > i internal, r RIB-failure, S Stale, R Removed > Origin codes: i - IGP, e - EGP, ? - incomplete > > Network Next Hop Metric LocPrf Weight Path > * i0.0.0.0 10.8.0.1 100 0 200 50 ? > * i10.150.0.0/16 10.8.0.1 100 0 200 50 ? > > > C14# show ip route > Codes: K - kernel route, C - connected, S - static, R - RIP, > O - OSPF, I - IS-IS, B - BGP, P - PIM, A - Babel, > > - selected route, * - FIB route > > B> 0.0.0.0/0 [200/0] via 200.200.200.1 (recursive), 00:07:09 > * via 200.200.200.1, eth3.21 onlink, 00:07:09 > B> 10.150.0.0/16 [200/0] via 200.200.200.1 (recursive), 00:07:09 > * via 200.200.200.1, eth3.21 onlink, 00:07:09 > > Appreciate any pointers! > > Jacqueline > > _______________________________________________ > Quagga-dev mailing list > [email protected] > https://lists.quagga.net/mailman/listinfo/quagga-dev >
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