Re: MPLS Traffic-Engineering Dynamic Tunnel

From: Divin Mathew John <divinjohn_at_gmail.com>
Date: Fri, 30 Oct 2009 10:49:31 +0530

try this... Create a loopback on the router where the tunnel ends. and
change the Tunnel destination to the loopback.. it shud start working
fine.!

On Fri, Oct 30, 2009 at 9:00 AM, srinivas pv <vsrinivas.paturi_at_gmail.com>wrote:

> Hi,
>
> You are getting following error:
> Path Option 10:
> Last Error: PCALC:: No path to destination, 0000.0000.0008.00
>
> You can check why you are getting this.
> Can you give following show outputs from both R8 and R9
>
> show mpls traffic-eng topology brief
> show mpls traffic-eng tunnels topology path destination <tunnel dest addr>
> show mpls traffic-eng tunnels topology path destination <tunnel dest addr>
> bandwidth
> show mpls traffic-eng tunnels topology path destination <tunnel dest addr>
> priority
> show mpls traffic-eng tunnels topology path tunnel89
> show mpls traffic-eng tunnels topology path tunnel89 bandwidth
> show mpls traffic-eng tunnels topology path tunnel89 priority
>
>
> Thanks,
> Srinivas
>
>
> On Fri, Oct 30, 2009 at 6:12 AM, <armylegionmedic_at_aol.com> wrote:
>
> > Hello Experts,
> >
> > I have been troubleshooting this for like 2 hours now and just cannot
> see
> > what is wrong. I have read through the IPExpert article and tried the
> auto
> > bw
> > commands and it made no difference. Also, I am able to ping perfectly
> fine.
> > I
> > am trying to go R8-R2-R7-R9 and reverse path back, but my tunnel on R8
> and
> > R9
> > will not come online. I have also lowered the bandwidth on the RSVP as
> well
> > as
> > on the tunnel and this didnt help.
> >
> > Here is the config:
> >
> > R2
> > mpls traffic-eng tunn
> > router isis
> > mpls traffic-eng level-1
> > mpls traffic-eng rou lo0
> > int e0/0.28
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > int e0/0.27
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > r7
> > mpls traffic-eng tunn
> > router isis
> > mpls traffic-eng rout lo0
> > mpls traffic-eng level-1
> > int f1/0.27
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > int f1/0.79
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > r8
> > mpls traffic-eng tunn
> > router isis
> > mpls traffic-eng rou lo0
> > mpls traffic-eng level-1
> > int f1/0.28
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > int tunn 89
> > ip unn lo0
> > tunn so lo0
> > tunn dest 32.32.0.9
> > tunn mode mpls traffic-eng
> > tunn mpls traffic-eng prio 7 7
> > tunn mpls traffic-eng band 2000
> > tunn mpls traffic-eng path-opt 10 dynamic
> > tunn mpls traffic-eng autoroute announce
> > r9
> > mpls traffic-eng tunn
> > router isis
> > metric-sty wide
> > mpls traffic-eng rou lo0
> > mpls traffic-eng level-1
> > int f1/0.79
> > mpls traffic-eng tunn
> > ip rsvp band 5000
> > int tunn 98
> > ip unn lo0
> > tunn so lo0
> > tunn dest 32.32.0.8
> > tunn mode mpls traffic-eng
> > tunn mpls traffic-eng prio 7 7
> > tunn mpls traffic-eng band 2000
> > tunn mpls traffic-eng path-opt 10 dynamic
> > tunn mpls traffic-eng autoroute announce
> >
> > If I do a sh mpls traff tunn I get
> >
> > R9
> >
> > Rack1R9(config-if)#do sh mpls traffi tunn
> > Name: Rack1R9_t98 (Tunnel98) Destination:
> 32.32.0.8
> > Status:
> > Admin: up Oper: down Path: not valid Signalling: Down
> > path option 10, type dynamic
> > Config Parameters:
> > Bandwidth: 2000 kbps (Global) Priority: 7 7 Affinity:
> > 0x0/0xFFFF
> > Metric Type: TE (default)
> > AutoRoute: enabled LockDown: disabled Loadshare: 500 bw-based
> > auto-bw: disabled
> > History:
> > Tunnel:
> > Time since created: 32 minutes, 28 seconds
> > Path Option 10:
> > Last Error: PCALC:: No path to destination, 0000.0000.0008.00
> >
> > R8
> > Rack1R8(config-if)#do sh mpls traffi tunn
> > Name: Rack1R8_t89 (Tunnel89) Destination:
> 32.32.0.9
> > Status:
> > Admin: up Oper: down Path: not valid Signalling: Down
> > path option 10, type dynamic
> > Config Parameters:
> > Bandwidth: 500 kbps (Global) Priority: 7 7 Affinity:
> 0x0/0xFFFF
> > Metric Type: TE (default)
> > AutoRoute: enabled LockDown: disabled Loadshare: 500 bw-based
> > auto-bw: disabled
> > History:
> > Tunnel:
> > Time since created: 33 minutes, 15 seconds
> > Path Option 10:
> > Last Error: PCALC:: No path to destination, 0000.0000.0009.00
> > Rack1R8(config-if)#
> >
> > TIA for any help.
> >
> > Regards,
> >
> > James
> >
> >
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Received on Fri Oct 30 2009 - 10:49:31 ART

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