From: Tony H. (aamercado31@xxxxxxxxx)
Date: Sun Aug 18 2002 - 22:03:46 GMT-3
HI
Does show ip traffic have incrementing bad hop counts?
Does show ip bgp have incrementing table version
Do you see errors in deb ip packet or deb ip routing
or deb ip bgp
Thx
--- Richard Young <cc_young@pacbell.net> wrote:
> I have a question about traceroute showing multiple
> hops for one router.
>
> I am running Frame relay and the frame routers
> sometimes show multiple entries
> to themselves. There does not appear to be a
> routing loop.
>
> an example of the traceroute is shown below:
> r3#trace 100.100.1.1
>
> Type escape sequence to abort.
> Tracing the route to 100.100.1.1
>
> 1 133.10.34.4 16 msec 16 msec 16 msec
> 2 133.10.24.2 20 msec 16 msec 16 msec
> 3 133.10.25.5 36 msec 32 msec 32 msec
> 4 133.10.25.5 32 msec 32 msec 36 msec
> 5 133.10.156.1 56 msec 48 msec 48 msec
> 6 133.10.156.1 48 msec 48 msec 48 msec
> 7 133.10.23.6 56 msec 56 msec 56 msec
> 8 133.10.68.8 60 msec 56 msec 56 msec
> 9 133.10.81.11 72 msec * 68 msec
> Notice hops 3 and 4 are to the same device as well
> as hops 5 and 6.
> host 133.10.25.5 is the hub in a hub and spoke frame
> relay, and 133.10.156.1 is
> one of the spokes.
>
> There does not appear to be any problems with the
> routing that I can see.
> Route tables are shown below.
> r2#sh ip route
>
> Gateway of last resort is not set
>
> 100.0.0.0/24 is subnetted, 1 subnets
> B 100.100.1.0 [200/0] via 133.10.1.1, 00:55:48
> D EX 192.168.5.0/24 [170/2611200] via 133.10.24.4,
> 01:36:15, Ethernet0
> 133.10.0.0/16 is variably subnetted, 16
> subnets, 2 masks
> D EX 133.10.156.0/24 [170/3097600] via
> 133.10.25.5, 01:33:27, Serial0
> D EX 133.10.11.0/24 [170/3097600] via
> 133.10.25.5, 01:30:32, Serial0
> D EX 133.10.10.0/24 [170/3097600] via
> 133.10.25.5, 01:31:45, Serial0
> D EX 133.10.8.0/24 [170/3097600] via 133.10.25.5,
> 01:31:45, Serial0
> D EX 133.10.6.0/24 [170/3097600] via 133.10.25.5,
> 01:31:46, Serial0
> D EX 133.10.5.0/24 [170/3097600] via 133.10.25.5,
> 01:33:28, Serial0
> D EX 133.10.3.0/24 [170/2611200] via 133.10.24.4,
> 01:36:16, Ethernet0
> C 133.10.2.0/24 is directly connected,
> Loopback0
> D EX 133.10.1.0/24 [170/3097600] via 133.10.25.5,
> 01:31:46, Serial0
> C 133.10.25.0/24 is directly connected,
> Serial0
> C 133.10.24.0/25 is directly connected,
> Ethernet0
> D EX 133.10.23.0/24 [170/3097600] via
> 133.10.25.5, 01:31:47, Serial0
> D EX 133.10.34.0/24 [170/2611200] via
> 133.10.24.4, 01:36:18, Ethernet0
> D EX 133.10.56.0/24 [170/3097600] via
> 133.10.25.5, 01:31:47, Serial0
> D EX 133.10.68.0/24 [170/3097600] via
> 133.10.25.5, 01:31:47, Serial0
> D EX 133.10.81.0/24 [170/3097600] via
> 133.10.25.5, 01:30:39, Serial0
> D EX 192.168.1.0/24 [170/2611200] via 133.10.24.4,
> 01:36:18, Ethernet0
> D EX 192.168.3.0/24 [170/2611200] via 133.10.24.4,
> 01:36:18, Ethernet0
> r2#
>
>
> r5#sh ip route
>
> Gateway of last resort is not set
>
> 100.0.0.0/24 is subnetted, 1 subnets
> B 100.100.1.0 [200/0] via 133.10.1.1, 00:56:08
> D EX 192.168.5.0/24 [170/3123200] via 133.10.25.2,
> 01:33:43, Serial0.1
> C 192.168.0.0/24 is directly connected, Ethernet0
> 133.10.0.0/16 is variably subnetted, 16
> subnets, 2 masks
> C 133.10.156.0/24 is directly connected,
> Serial0.2
> O IA 133.10.11.0/24 [110/193] via 133.10.156.6,
> 01:30:53, Serial0.2
> O IA 133.10.10.0/24 [110/75] via 133.10.156.1,
> 01:31:55, Serial0.2
> [110/75] via 133.10.156.6,
> 01:31:56, Serial0.2
> O IA 133.10.8.0/24 [110/129] via 133.10.156.6,
> 01:31:56, Serial0.2
> O 133.10.6.0/24 [110/65] via 133.10.156.6,
> 01:31:56, Serial0.2
> C 133.10.5.0/24 is directly connected,
> Loopback0
> D EX 133.10.3.0/24 [170/3123200] via 133.10.25.2,
> 01:33:44, Serial0.1
> D 133.10.2.0/24 [90/2297856] via 133.10.25.2,
> 01:33:45, Serial0.1
> O 133.10.1.0/24 [110/65] via 133.10.156.1,
> 01:31:58, Serial0.2
> C 133.10.25.0/24 is directly connected,
> Serial0.1
> D 133.10.24.0/25 [90/2195456] via 133.10.25.2,
> 01:33:45, Serial0.1
> O IA 133.10.23.0/24 [110/74] via 133.10.156.1,
> 01:31:58, Serial0.2
> [110/74] via 133.10.156.6,
> 01:31:58, Serial0.2
> D EX 133.10.34.0/24 [170/3123200] via
> 133.10.25.2, 01:33:46, Serial0.1
> O 133.10.56.0/24 [110/1626] via 133.10.156.6,
> 01:31:58, Serial0.2
> O IA 133.10.68.0/24 [110/128] via 133.10.156.6,
> 01:31:58, Serial0.2
> O IA 133.10.81.0/24 [110/192] via 133.10.156.6,
> 01:31:00, Serial0.2
> D EX 192.168.1.0/24 [170/3123200] via 133.10.25.2,
> 01:33:46, Serial0.1
> D EX 192.168.3.0/24 [170/3123200] via 133.10.25.2,
> 01:33:46, Serial0.1
> r5#
> r
>
> r1#sh ip route
>
> Gateway of last resort is not set
>
> 100.0.0.0/24 is subnetted, 1 subnets
> B 100.100.1.0 [200/0] via 133.10.68.8,
> 00:56:20
> O E2 192.168.5.0/24 [110/50] via 133.10.156.5,
> 01:31:57, Serial0
> 133.10.0.0/16 is variably subnetted, 17
> subnets, 3 masks
> C 133.10.156.0/24 is directly connected,
> Serial0
> O IA 133.10.11.0/24 [110/139] via 133.10.23.6,
> 01:31:05, Ethernet0
> O 133.10.10.0/24 [110/11] via 133.10.23.11,
> 01:35:46, Ethernet0
> O IA 133.10.8.0/24 [110/75] via 133.10.23.6,
> 01:32:07, Ethernet0
> O 133.10.6.0/24 [110/11] via 133.10.23.6,
> 01:32:08, Ethernet0
> O 133.10.5.0/24 [110/65] via 133.10.156.5,
> 01:32:08, Serial0
> O E2 133.10.3.0/24 [110/50] via 133.10.156.5,
> 01:31:58, Serial0
> O E2 133.10.2.0/24 [110/50] via 133.10.156.5,
> 01:31:58, Serial0
> C 133.10.1.0/24 is directly connected,
> Loopback0
> O E2 133.10.25.0/24 [110/50] via 133.10.156.5,
> 01:32:00, Serial0
> O E2 133.10.24.0/25 [110/50] via 133.10.156.5,
> 01:32:00, Serial0
> O 133.10.23.0/24 is a summary, 01:35:48, Null0
> C 133.10.23.0/26 is directly connected,
> Ethernet0
> O E2 133.10.34.0/24 [110/50] via 133.10.156.5,
> 01:32:00, Serial0
> O 133.10.56.0/24 [110/1572] via 133.10.23.6,
> 01:32:10, Ethernet0
> O IA 133.10.68.0/24 [110/74] via 133.10.23.6,
> 01:32:10, Ethernet0
> O IA 133.10.81.0/24 [110/138] via 133.10.23.6,
> 01:31:12, Ethernet0
> O E2 192.168.1.0/24 [110/50] via 133.10.156.5,
> 01:32:00, Serial0
> O E2 192.168.3.0/24 [110/50] via 133.10.156.5,
> 01:32:00, Serial0
> r1#
> r1#
> r1#
>
>
> Any Ideas?
>
This archive was generated by hypermail 2.1.4 : Sat Sep 07 2002 - 19:48:28 GMT-3