Now, let me tickle your brain a bit more... If I understand your
scenario well, this route is originally redistributed from OSPF into
BGP? Re-activate the link you turned off and change the origin route
from OSPF to EIGRP. See what happens ;-).
-- Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor - IPexpert On Sat, Feb 18, 2012 at 23:11, Aaron <aaron1_at_gvtc.com> wrote: > Thanks Marko, I think you were asking that question to stimulate thought...appreciate it. > > I shutdown the interface on r9 that was learning the rip route to see what would happen...interestingly, that 4.2 billion metric for the eigrp learned route in eigrp topo table changed and dropped into the rib (route table). B So I guess as you eluded to Marko, this was a simple AD problem. > > I used a router rip distro list and denied 10.11.11.1 > > Seems good now. B Thanks > > Aaron > > > > -----Original Message----- > From: Marko Milivojevic [mailto:markom_at_ipexpert.com] > Sent: Saturday, February 18, 2012 9:08 PM > To: Aaron > Cc: ccielab_at_groupstudy.com > Subject: Re: assist with eigrp pe-ce showing zero successor for a desired route > > What's the AD of RIP? What's the AD of EIGRP external routes? > > -- > Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor - IPexpert > > On Sat, Feb 18, 2012 at 19:43, Aaron <aaron1_at_gvtc.com> wrote: >> R9 is learning a prefix from rip and eigrp both. B I'm seeing the rip >> route be the one that ends up in the rib in r9. B Not sure what it >> means that it does see the route in eigrp topo table but with zero >> successors. B Anyone know? B The goal is that 10.11.11.1 be reachable >> via the eigrp learned path (which is over the mpls l3 vpn). B R9 learns >> 10.11.11.1 from eigrp via pe-ce from r8. B R8 is pe, r9 is ce. B I think >> I'm seeing this in R9 as FD 4.2 billion which seems like an >> unreachable/infinite metric..is this the cause of the zero successor thing? B If so, why is it 4.2 billion and how to fix? >> >> >> >> >> >> R9#sh ip ro 10.11.11.1 >> >> Routing entry for 10.11.11.1/32 >> >> B Known via "rip", distance 120, metric 1 >> >> B Redistributing via rip >> >> B Last update from 172.16.109.2 on Ethernet0/1, 00:00:07 ago >> >> B Routing Descriptor Blocks: >> >> B * 172.16.109.2, from 172.16.109.2, 00:00:07 ago, via Ethernet0/1 >> >> B B B Route metric is 1, traffic share count is 1 >> >> >> >> R9#sh ip ei top zero-successors >> >> IP-EIGRP Topology Table for AS(51)/ID(10.99.99.9) >> >> >> >> Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply, >> >> B B B r - reply Status, s - sia Status >> >> >> >> P 10.11.11.1/32, 0 successors, FD is Inaccessible >> >> B B B B via 192.168.89.1 (2560025856/2560000256), Ethernet0/0 >> >> >> >> >> >> R8#sh bgp vp u all >> >> BGP table version is 149, local router ID is 8.8.8.8 >> >> Status codes: s suppressed, d damped, h history, * valid, > best, i - >> internal, >> >> B B B B B B B r RIB-failure, S Stale >> >> Origin codes: i - IGP, e - EGP, ? - incomplete >> >> >> >> B Network B B B B B Next Hop B B B B B B Metric LocPrf Weight Path >> >> Route Distinguisher: 1234:5 >> >> *>i10.11.11.1/32 B B 5.5.5.5 B B B B B B B B 85 B B 100 B B B 0 ? >> >> Route Distinguisher: 1234:8 (default for vrf Foo) >> >> *>i10.11.11.1/32 B B 5.5.5.5 B B B B B B B B 85 B B 100 B B B 0 ? >> >> *> 10.99.99.9/32 B B 192.168.89.2 B B B B 409600 B B B B 32768 ? >> >> R8# >> >> >> >> R8#sh bgp vp u all 10.11.11.1 >> >> BGP routing table entry for 1234:5:10.11.11.1/32, version 142 >> >> Paths: (1 available, best #1, no table) >> >> B Not advertised to any peer >> >> B Local >> >> B B 5.5.5.5 (metric 11) from 5.5.5.5 (5.5.5.5) >> >> B B B Origin incomplete, metric 85, localpref 100, valid, internal, >> best >> >> B B B Extended Community: RT:1234:5 OSPF DOMAIN >> ID:0x0005:0x000000010200 >> >> B B B B OSPF RT:0.0.0.0:3:0 OSPF ROUTER ID:1.1.1.5:512 >> >> B B B mpls labels in/out nolabel/54 >> >> BGP routing table entry for 1234:8:10.11.11.1/32, version 143 >> >> Paths: (1 available, best #1, table Foo) >> >> B Not advertised to any peer >> >> B Local, imported path from 1234:5:10.11.11.1/32 >> >> B B 5.5.5.5 (metric 11) from 5.5.5.5 (5.5.5.5) >> >> B B B Origin incomplete, metric 85, localpref 100, valid, internal, >> best >> >> B B B Extended Community: RT:1234:5 OSPF DOMAIN >> ID:0x0005:0x000000010200 >> >> B B B B OSPF RT:0.0.0.0:3:0 OSPF ROUTER ID:1.1.1.5:512 >> >> B B B mpls labels in/out nolabel/54 >> >> R8# >> >> >> >> R8#sh ip ei vrf Foo top 10.11.11.1/32 >> >> IP-EIGRP (AS 51): Topology entry for 10.11.11.1/32 >> >> B State is Passive, Query origin flag is 1, 1 Successor(s), FD is >> 2560000256 >> >> B Routing Descriptor Blocks: >> >> B 5.5.5.5, from Redistributed, Send flag is 0x0 >> >> B B B Composite metric is (2560000256/0), Route is External >> >> B B B Vector metric: >> >> B B B B Minimum bandwidth is 1 Kbit >> >> B B B B Total delay is 10 microseconds >> >> B B B B Reliability is 1/255 >> >> B B B B Load is 1/255 >> >> B B B B Minimum MTU is 1 >> >> B B B B Hop count is 0 >> >> B B B External data: >> >> B B B B Originating router is 192.168.89.1 (this system) >> >> B B B B AS number of route is 1234 >> >> B B B B External protocol is BGP, external metric is 85 >> >> B B B B Administrator tag is 0 (0x00000000) >> >> R8# >> >> >> >> >> >> R9# >> >> R9#sh ip ei top 10.11.11.1/32 >> >> IP-EIGRP (AS 51): Topology entry for 10.11.11.1/32 >> >> B State is Passive, Query origin flag is 1, 0 Successor(s), FD is >> 4294967295 >> >> B Routing Descriptor Blocks: >> >> B 192.168.89.1 (Ethernet0/0), from 192.168.89.1, Send flag is 0x0 >> >> B B B Composite metric is (2560025856/2560000256), Route is External >> >> B B B Vector metric: >> >> B B B B Minimum bandwidth is 1 Kbit >> >> B B B B Total delay is 1010 microseconds >> >> B B B B Reliability is 1/255 >> >> B B B B Load is 1/255 >> >> B B B B Minimum MTU is 1 >> >> B B B B Hop count is 1 >> >> B B B External data: >> >> B B B B Originating router is 192.168.89.1 >> >> B B B B AS number of route is 1234 >> >> B B B B External protocol is BGP, external metric is 85 >> >> B B B B Administrator tag is 0 (0x00000000) >> >> >> >> *** wrong result. >> >> >> >> R9#traceroute 10.11.11.1 source 1.1.1.9 >> >> >> >> Type escape sequence to abort. >> >> Tracing the route to 10.11.11.1 >> >> >> >> B 1 172.16.109.2 4 msec 0 msec 0 msec >> >> B 2 192.168.210.2 20 msec 24 msec 20 msec >> >> B 3 192.168.123.1 24 msec * B 24 msec >> >> >> >> *** should be.(this is copy and paste from solutions..so actual >> negotiated label could different , but ip hops should be same) >> >> >> >> R9#traceroute 10.11.11.1 source 1.1.1.9 >> >> >> >> Type escape sequence to abort. >> >> Tracing the route to 10.11.11.1 >> >> >> >> B 1 192.168.89.1 0 msec 0 msec 4 msec >> >> B 2 192.168.45.5 [MPLS: Label 16 Exp 0] 32 msec 28 msec 24 msec >> >> B 3 192.168.45.4 32 msec 28 msec 32 msec >> >> B 4 172.16.1.1 32 msec 28 msec 32 msec >> >> B 5 192.168.123.1 32 msec * B 32 msec >> >> >> >> R9# >> >> >> Blogs and organic groups at http://www.ccie.net >> >> ______________________________________________________________________ >> _ Subscription information may be found at: >> http://www.groupstudy.com/list/CCIELab.html Blogs and organic groups at http://www.ccie.netReceived on Sun Feb 19 2012 - 00:05:28 ART
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