Rid is still the way I see it working even with summary lsa's (IA)
ospf1#sh ip ro
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static
route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.17.0.0/24 is subnetted, 3 subnets
C 172.17.40.0 is directly connected, FastEthernet0/0
O 172.17.30.0 [110/20] via 172.17.40.1, 00:00:03, FastEthernet0/0
O IA 172.17.20.0 [110/30] via 172.17.40.1, 00:00:03, FastEthernet0/0
172.16.0.0/24 is subnetted, 2 subnets
O E2 172.16.10.0 [110/20] via 172.17.40.1, 00:00:03, FastEthernet0/0
O E2 172.16.11.0 [110/20] via 172.17.40.1, 00:00:03, FastEthernet0/0
ospf1#ping 172.16.10.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 172.16.10.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 40/73/108 ms
ospf1#trace 172.16.10.1
Type escape sequence to abort.
Tracing the route to 172.16.10.1
1 172.17.40.1 40 msec 28 msec 12 msec
2 172.17.30.1 28 msec 20 msec 20 msec
3 172.17.20.1 36 msec 44 msec 24 msec
4 172.16.10.1 68 msec * 92 msec
ospf1#sh run | sec router ospf
router ospf 1
log-adjacency-changes
network 172.17.40.2 0.0.0.0 area 0
ospf1#conf t
Enter configuration commands, one per line. End with CNTL/Z.
ospf1(config)#router ospf 1
ospf1(config-router)#do sh ip ro
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static
route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.17.0.0/24 is subnetted, 3 subnets
C 172.17.40.0 is directly connected, FastEthernet0/0
O 172.17.30.0 [110/20] via 172.17.40.1, 00:00:44, FastEthernet0/0
O IA 172.17.20.0 [110/30] via 172.17.40.1, 00:00:44, FastEthernet0/0
172.16.0.0/24 is subnetted, 2 subnets
O E2 172.16.10.0 [110/20] via 172.17.40.1, 00:00:44, FastEthernet0/0
O E2 172.16.11.0 [110/20] via 172.17.40.1, 00:00:44, FastEthernet0/0
ospf1(config-router)#do sh ip ro 172.17.20.0
Routing entry for 172.17.20.0/24
Known via "ospf 1", distance 110, metric 30, type inter area
Last update from 172.17.40.1 on FastEthernet0/0, 00:00:48 ago
Routing Descriptor Blocks:
* 172.17.40.1, from 172.17.30.1, 00:00:48 ago, via FastEthernet0/0
Route metric is 30, traffic share count is 1
ospf1(config-router)#distance 108 ?
A.B.C.D IP Source address
<cr>
ospf1(config-router)#distance 108 172.17.20.0 ?
A.B.C.D Wildcard bits
ospf1(config-router)#distance 108 172.17.20.0 0.0.0.255
************* specifying network doesn't work
ospf1(config-router)#do sh ip ro 172.17.20.0
Routing entry for 172.17.20.0/24
Known via "ospf 1", distance 110, metric 30, type inter area
Last update from 172.17.40.1 on FastEthernet0/0, 00:00:04 ago
Routing Descriptor Blocks:
* 172.17.40.1, from 172.17.30.1, 00:00:04 ago, via FastEthernet0/0
Route metric is 30, traffic share count is 1
ospf1(config-router)#no distance 108 172.17.20.0 0.0.0.255
ospf1(config-router)#
ospf1(config-router)#distance 108 172.17.40.1 0.0.0.0
ospf1(config-router)#
************* specifying next hop doesn't work
ospf1(config-router)#do sh ip ro 172.17.20.0
Routing entry for 172.17.20.0/24
Known via "ospf 1", distance 110, metric 30, type inter area
Last update from 172.17.40.1 on FastEthernet0/0, 00:00:06 ago
Routing Descriptor Blocks:
* 172.17.40.1, from 172.17.30.1, 00:00:06 ago, via FastEthernet0/0
Route metric is 30, traffic share count is 1
ospf1(config-router)#no distance 108 172.17.40.1 0.0.0.0
ospf1(config-router)#
ospf1(config-router)#do sh ip ro 172.17.20.0
Routing entry for 172.17.20.0/24
Known via "ospf 1", distance 110, metric 30, type inter area
Last update from 172.17.40.1 on FastEthernet0/0, 00:00:06 ago
Routing Descriptor Blocks:
* 172.17.40.1, from 172.17.30.1, 00:00:06 ago, via FastEthernet0/0
Route metric is 30, traffic share count is 1
ospf1(config-router)#
ospf1(config-router)#distance 108 172.17.30.1 0.0.0.0
************* specifying RID of source of lsa works
ospf1(config-router)#do sh ip ro 172.17.20.0
Routing entry for 172.17.20.0/24
Known via "ospf 1", distance 108, metric 30, type inter area
Last update from 172.17.40.1 on FastEthernet0/0, 00:00:01 ago
Routing Descriptor Blocks:
* 172.17.40.1, from 172.17.30.1, 00:00:01 ago, via FastEthernet0/0
Route metric is 30, traffic share count is 1
ospf1(config-router)#
From: shekhar sharma [mailto:shekhar.sharma21_at_gmail.com]
Sent: Wednesday, July 25, 2012 7:52 AM
To: Aaron
Cc: Gilles FABRE; Cisco certification
Subject: Re: ospf distance
Aaron,
You have done testing with External LSA ....
have u tried it with Intra-area LSA ?? Since i am facing issue with
Intra-area
On Wed, Jul 25, 2012 at 4:46 PM, Aaron <aaron1_at_gvtc.com> wrote:
Yeah, looks like RID is the way to do it.
ospf(config-router)#do sh ip ro
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static
route
o - ODR, P - periodic downloaded static route
Gateway of last resort is not set
172.17.0.0/24 is subnetted, 2 subnets
C 172.17.30.0 is directly connected, FastEthernet0/0
O IA 172.17.20.0 [110/20] via 172.17.30.1, 00:00:52, FastEthernet0/0
172.16.0.0/24 is subnetted, 2 subnets
O E2 172.16.10.0 [110/20] via 172.17.30.1, 00:00:42, FastEthernet0/0
O E2 172.16.11.0 [110/20] via 172.17.30.1, 00:00:42, FastEthernet0/0
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 110, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:47 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:47 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
ospf(config-router)#
ospf(config-router)#distance 109 172.17.20.1 ?
A.B.C.D Wildcard bits
ospf(config-router)#distance 109 172.17.20.1 0.0.0.0 ?
<1-99> IP Standard access list number
<1300-1999> IP Standard expanded access list number
WORD Standard access-list name
<cr>
ospf(config-router)#distance 109 172.17.20.1 0.0.0.0
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 109, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:05 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:05 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
ospf(config-router)#
ospf(config-router)#no distance 109 172.17.20.1 0.0.0.0
ospf(config-router)#
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 110, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:02 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:02 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
ospf(config-router)# distance 109 172.17.30.1 0.0.0.0
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 110, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:03 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:03 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 110, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:08 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:08 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
ospf(config-router)#
ospf(config-router)#no distance 109 172.17.30.1 0.0.0.0
ospf(config-router)#distance 109 172.17.20.1 0.0.0.0
ospf(config-router)#
ospf(config-router)#do sh ip ro 172.16.10.0
Routing entry for 172.16.10.0/24
Known via "ospf 1", distance 109, metric 20, type extern 2, forward metric
20
Last update from 172.17.30.1 on FastEthernet0/0, 00:00:02 ago
Routing Descriptor Blocks:
* 172.17.30.1, from 172.17.20.1, 00:00:02 ago, via FastEthernet0/0
Route metric is 20, traffic share count is 1
ospf(config-router)#
-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
Gilles FABRE
Sent: Wednesday, July 25, 2012 7:13 AM
To: shekhar sharma; Cisco certification
Subject: re: ospf distance
For OSPF, you should refer not to neighbor adress but router-id
please try instead :
distance 109 150.1.4.4 0.0.0.0
Best regards.
> Message du 25/07/12 C 12h02
> De : "shekhar sharma"
> A : "Cisco certification"
> Copie C :
> Objet : ospf distance
>
> Hi All,
>
>
> I was working with manipulating OSPF distance.
>
> Not able to change ospf distance per neigbour...Not sure if this is
> config issue or OSPF doesn't support it like EIGRP
>
> R5(config-router)#router ospf 1
> R5(config-router)#distance 109 142.1.0.4 0.0.0.0
>
> R5#sh ip route 142.1.34.4
> Routing entry for 142.1.34.0/24
> Known via "ospf 1", distance 110, metric 65, type intra area Last
> update from 142.1.0.4 on Serial0/0, 00:00:36 ago Routing Descriptor
> Blocks:
> 142.1.0.4, from 150.1.4.4, 00:00:36 ago, via Serial0/0 Route metric is
> 65, traffic share count is 1
> * 142.1.0.3, from 150.1.4.4, 00:00:36 ago, via Serial0/0 Route metric
> is 65, traffic share count is 1 Regards, Shekhar
>
>
> Blogs and organic groups at http://www.ccie.net
>
> ______________________________________________________________________
> _ Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
>
>
>
>
>
>
>
Received on Wed Jul 25 2012 - 08:34:55 ART
This archive was generated by hypermail 2.2.0 : Wed Aug 01 2012 - 15:55:23 ART