Re: Cannot ping VRF destination

From: syed zubair ahmad <s_zubair82_at_yahoo.com>
Date: Mon, 2 Aug 2010 02:43:48 -0700 (PDT)

Hi Garth/Prakash,
 
I can ping the next hop using global routing,
 
R5#ping 150.1.6.6
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 150.1.6.6, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
R5#

No joy using the source address,
 
R5#ping vrf VPN_A 155.1.67.6 so 155.1.58.5
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 155.1.67.6, timeout is 2 seconds:
Packet sent with a source address of 155.1.58.5
.....
Success rate is 0 percent (0/5)
R5#

Thanks & Regards,
Zubair

--- On Mon, 2/8/10, Garth Bryden <hacked.the.planet.on.28.8k.dialup_at_gmail.com>
wrote:

From: Garth Bryden <hacked.the.planet.on.28.8k.dialup_at_gmail.com>
Subject: Re: Cannot ping VRF destination
To: "Prakash Kalsaria" <kalsaria.prakash_at_gmail.com>
Cc: "syed zubair ahmad" <s_zubair82_at_yahoo.com>, "Group Study"
<comserv_at_groupstudy.com>, "Group Study" <ccielab_at_groupstudy.com>
Date: Monday, 2 August, 2010, 10:14

Hehe I totally forget to do that myself so often!

On Monday, August 2, 2010, Prakash Kalsaria <kalsaria.prakash_at_gmail.com>
wrote:
>
> Try to ping Using a source interface
>
>
> http://prakashkalsaria.wordpress.com
>
> On Mon, Aug 2, 2010 at 2:23 PM, syed zubair ahmad <s_zubair82_at_yahoo.com>
wrote:
> hi Garth,
>
> Yes I am using MPLS as a transport,
>
> R5#sh ip route
> Gateway of last resort is not set
>
> 155.1.0.0/24 is subnetted, 2 subnets
> O 155.1.146.0 [110/65] via 155.1.45.4, 14:20:40, Serial0/1/0
> C 155.1.45.0 is directly connected, Serial0/1/0
> 150.1.0.0/32 is subnetted, 3 subnets
> O 150.1.6.6 [110/66] via 155.1.45.4, 14:20:40, Serial0/1/0
> C 150.1.5.5 is directly connected, Loopback0
> O 150.1.4.4 [110/65] via 155.1.45.4, 14:20:40, Serial0/1/0
> R5#
>
> R5#sh mpls forwarding-table
> Local Outgoing Prefix Bytes Label Outgoing Next Hop
> Label Label or VC or Tunnel Id Switched interface
> 16 Pop Label 150.1.4.4/32 0 Se0/1/0 point2point
> 18 No Label 155.1.146.0/24 0 Se0/1/0 point2point
> 19 No Label 155.1.58.0/24[V] <http://155.1.58.0/24%5BV%5D> 2678
       aggregate/VPN_A
> 20 No Label 155.1.5.0/24[V] <http://155.1.5.0/24%5BV%5D> 0
      aggregate/VPN_B
> 21 16 150.1.6.6/32 0 Se0/1/0 point2point
> R5#
>
>
>
> Thanks & Regards,
> Zubair Ahmad Syed
>
> --- On Mon, 2/8/10, Garth Bryden
<hacked.the.planet.on.28.8k.dialup_at_gmail.com>
> wrote:
>
>
> From: Garth Bryden <hacked.the.planet.on.28.8k.dialup_at_gmail.com>
> Subject: Re: Cannot ping VRF destination
> To: "syed zubair ahmad" <s_zubair82_at_yahoo.com>
> Cc: "Group Study" <comserv_at_groupstudy.com>, "Group Study"
> <ccielab_at_groupstudy.com>
> Date: Monday, 2 August, 2010, 9:46
>
>
>
> Hey,
>
> Do you have some more information such as the configs for the two routers,
are
> you using mpls for transport?
>
> What does the global route table look like?
>
> I've seen issues around this relating to php removing the IGP tag a hop
sooner
> than it should (ie at the P and not PE)
>
> Cheers
>
> Garth
>
>
> On Mon, Aug 2, 2010 at 4:41 PM, syed zubair ahmad <s_zubair82_at_yahoo.com>
> wrote:
>
> Hi Guys,
>
> I can see the routes in the VRF routing table but cannot ping or
> traceroute the destination prefix, can you please help me out what can be
the
> reason?
>
> R5#sh ip route vrf VPN_A
> Routing Table: VPN_A
> Gateway of last resort is not set
> 155.1.0.0/24 is subnetted, 2 subnets
> C 155.1.58.0 is directly connected, FastEthernet0/0
> B 155.1.67.0 [200/0] via 150.1.6.6, 14:15:05
> R5#
>
> R5#ping vrf VPN_A 155.1.67.6
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 155.1.67.6, timeout is 2 seconds:
> .....
> Success rate is 0 percent (0/5)
> R5#
> R5#
> R5#traceroute vrf VPN_A 155.1.67.0
> Type escape sequence to abort.
> Tracing the route to 155.1.67.0
> 1 * * *
> 2 * * *
> 3 * * *
> 4
> R5#
>
>
> Thanks & Regards,
> Zubair
>
>
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Received on Mon Aug 02 2010 - 02:43:48 ART

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