Re: MPLS Traffic-Engineering Dynamic Tunnel

Something's wrong on R7...there is no TE topology information for it. Is
that the full output of the command?

On Fri, Oct 30, 2009 at 7:05 PM, <armylegionmedic_at_aol.com> wrote:

> Hello Bryan,
>
> Thanks for your response, here is the info pulled from the config
>
> R9
>
> mpls traffic-eng tunnels
> no mpls traffic-eng auto-bw timers frequency 0
> mpls ldp router-id Loopback0
> mpls label range 9000 9999
> mpls label protocol ldp
> call rsvp-sync
> !
> !
> !
> !
> !
> !
> !
> !
> interface Tunnel98
> ip unnumbered Loopback0
> tunnel source Loopback0
> tunnel destination 32.32.0.8
> tunnel mode mpls traffic-eng
> tunnel mpls traffic-eng autoroute announce
> tunnel mpls traffic-eng autoroute metric relative -1
> tunnel mpls traffic-eng priority 7 7
> tunnel mpls traffic-eng bandwidth 500
> tunnel mpls traffic-eng path-option 10 dynamic
> no clns route-cache
> !
> interface Loopback0
> ip address 32.32.0.9 255.255.255.255
> ip router isis
> isis circuit-type level-1
> !
> !
> interface FastEthernet0/0.29
> encapsulation dot1Q 29
> ip address 39.39.29.9 255.255.255.0
> ip router isis
> mpls ip
> isis network point-to-point
> isis csnp-interval 10
> !
> interface FastEthernet0/0.79
> encapsulation dot1Q 79
> ip address 39.39.79.9 255.255.255.0
> ip router isis
> mpls traffic-eng tunnels
> mpls ip
> isis network point-to-point
> isis csnp-interval 10
> ip rsvp bandwidth 2000
>
>
> !
> router isis
> net 52.0009.0000.0000.0009.00
> is-type level-1
> metric-style wide
> mpls traffic-eng router-id Loopback0
> mpls traffic-eng level-1
>
>
>
>
>
> R8
>
> mpls traffic-eng tunnels
> no mpls traffic-eng auto-bw timers frequency 0
> mpls ldp router-id Loopback0
> mpls label range 8000 8999
> mpls label protocol ldp
> call rsvp-sync
> !
> !
> !
> !
> !
> !
> !
> !
> interface Tunnel89
> ip unnumbered Loopback0
> tunnel source Loopback0
> tunnel destination 32.32.0.9
> tunnel mode mpls traffic-eng
> tunnel mpls traffic-eng autoroute announce
> tunnel mpls traffic-eng priority 7 7
> tunnel mpls traffic-eng bandwidth 500
> tunnel mpls traffic-eng path-option 10 dynamic
> no clns route-cache
> !
> interface Loopback0
> ip address 32.32.0.8 255.255.255.255
> ip router isis
> !
> !
> interface FastEthernet1/0
> no ip address
> duplex full
> speed auto
> !
> interface FastEthernet1/0.28
> encapsulation dot1Q 28
> ip address 39.39.28.8 255.255.255.0
> ip router isis
> mpls traffic-eng tunnels
> mpls ip
> isis circuit-type level-1
> isis network point-to-point
> isis csnp-interval 10
> ip rsvp bandwidth 1000
> !
> !
> interface FastEthernet1/0.78
> encapsulation dot1Q 78
> ip address 39.39.78.8 255.255.255.0
> ip router isis
> mpls ip
> isis circuit-type level-1
> isis hello-interval minimal
> isis network point-to-point
> no isis hello padding
> isis csnp-interval 10
>
> !
> router isis
> net 52.0009.0000.0000.0008.00
> is-type level-1
> metric-style wide
>
>
>
>
> R2 and R7
>
> both have
>
> !
> router isis
> net 52.0009.0000.0000.000X.00 --- X is based on their local Router number
> is-type level-1
> metric-style wide
> mpls traffic-eng router-id Loopback0
> mpls traffic-eng level-1
>
> On the subinterfaces
>
> R2 - .28 and .27 has the ip rsvp band 1000
> R7 - .27 and .79 has the ip rsvp band 1000
>
>
> I started with 5000 and 2000 on the tunnel but after the recommendation
> to lower it, I tried lowering it but didnt help.
>
> Here is the sh mpls traff topo
>
> Rack1R8#
> Rack1R8#show mpls traffic-eng topology
> My_System_id: 0000.0000.0008.00 (isis level-1)
>
> Signalling error holddown: 10 sec Global Link Generation 15
>
> IGP Id: 0000.0000.0002.00, MPLS TE Id:32.32.0.2 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0008.00,
> nbr_node_id:1, gen:5
> frag_id 0, Intf Address:39.39.28.2, Nbr Intf Address:39.39.28.8
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 10000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
> link[1]: Point-to-Point, Nbr IGP Id: 0000.0000.0007.00,
> nbr_node_id:2, gen:5
> frag_id 0, Intf Address:39.39.27.2, Nbr Intf Address:39.39.27.7
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 10000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
> IGP Id: 0000.0000.0007.00, MPLS TE Id:32.32.0.7 Router Node (isis
> level-1)
>
> IGP Id: 0000.0000.0008.00, MPLS TE Id:32.32.0.8 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0002.00,
> nbr_node_id:3, gen:15
> frag_id 0, Intf Address:39.39.28.8, Nbr Intf Address:39.39.28.2
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 100000 (kbps), max_reservable_bw_global: 1000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 1000 0
> bw[1]: 0 1000 0
> bw[2]: 0 1000 0
> bw[3]: 0 1000 0
> bw[4]: 0 1000 0
> bw[5]: 0 1000 0
> bw[6]: 0 1000 0
> bw[7]: 0 1000 0
>
> IGP Id: 0000.0000.0009.00, MPLS TE Id:32.32.0.9 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0007.00,
> nbr_node_id:2, gen:4
> frag_id 0, Intf Address:39.39.79.9, Nbr Intf Address:39.39.79.7
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 100000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
>
>
>
>
> Rack1R9#sh mpls traffic-eng ?
> autoroute Autorouted tunnel destination information
> forwarding-adjacency forwarding-adjacency tunnel destination information
> link-management Link Management information
> topology Show topology Commands
> tunnels MPLS traffic-eng tunnel status
>
> Rack1R9#sh mpls traffic-eng topo
> My_System_id: 0000.0000.0009.00 (isis level-1)
>
> Signalling error holddown: 10 sec Global Link Generation 12
>
> IGP Id: 0000.0000.0002.00, MPLS TE Id:32.32.0.2 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0008.00,
> nbr_node_id:4, gen:6
> frag_id 0, Intf Address:39.39.28.2, Nbr Intf Address:39.39.28.8
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 10000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
> link[1]: Point-to-Point, Nbr IGP Id: 0000.0000.0007.00,
> nbr_node_id:3, gen:6
> frag_id 0, Intf Address:39.39.27.2, Nbr Intf Address:39.39.27.7
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 10000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
> IGP Id: 0000.0000.0007.00, MPLS TE Id:32.32.0.7 Router Node (isis
> level-1)
>
> IGP Id: 0000.0000.0008.00, MPLS TE Id:32.32.0.8 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0002.00,
> nbr_node_id:2, gen:12
> frag_id 0, Intf Address:39.39.28.8, Nbr Intf Address:39.39.28.2
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 100000 (kbps), max_reservable_bw_global: 1000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 1000 0
> bw[1]: 0 1000 0
> bw[2]: 0 1000 0
> bw[3]: 0 1000 0
> bw[4]: 0 1000 0
> bw[5]: 0 1000 0
> bw[6]: 0 1000 0
> bw[7]: 0 1000 0
>
> IGP Id: 0000.0000.0009.00, MPLS TE Id:32.32.0.9 Router Node (isis
> level-1)
> link[0]: Point-to-Point, Nbr IGP Id: 0000.0000.0007.00,
> nbr_node_id:-1, gen:1
> frag_id 0, Intf Address:39.39.79.9, Nbr Intf Address:39.39.79.7
> TE metric:10, IGP metric:10, attribute flags:0x0
> physical_bw: 100000 (kbps), max_reservable_bw_global: 2000 (kbps)
> max_reservable_bw_sub: 0 (kbps)
>
> Global Pool Sub Pool
> Total Allocated Reservable Reservable
> BW (kbps) BW (kbps) BW (kbps)
> --------------- ----------- ----------
> bw[0]: 0 2000 0
> bw[1]: 0 2000 0
> bw[2]: 0 2000 0
> bw[3]: 0 2000 0
> bw[4]: 0 2000 0
> bw[5]: 0 2000 0
> bw[6]: 0 2000 0
> bw[7]: 0 2000 0
>
>
> Thanks again for all your help and responses I do very much so appreciate
> it.
>
> Regards,
>
> James
>
>
> -----Original Message-----
> From: Bryan Bartik <bbartik_at_ipexpert.com>
> To: Shawn Zandi <szmetal_at_gmail.com>
> Cc: armylegionmedic_at_aol.com; nilsi2002_at_gmail.com; divinjohn_at_gmail.com;
> vsrinivas.paturi_at_gmail.com; ccielab_at_groupstudy.com
> Sent: Fri, Oct 30, 2009 10:43 am
> Subject: Re: MPLS Traffic-Engineering Dynamic Tunnel
>
> "No path to destination" can be misleading because it does not really
> mean there is no route. It just means it cannot calculate a path that meets
> the requirements of the tunnel. I am curious to see the full configs as well
> as "show mpls traffic-eng topology."
>
> On Fri, Oct 30, 2009 at 9:29 AM, Shawn Zandi <szmetal_at_gmail.com> wrote:
>
>> Army,
>> Last Error: PCALC:: No path to destination, 0000.0000.0008.00
>> Last Error: PCALC:: No path to destination, 0000.0000.0009.00
>>
>> R8 does not have route to loopback of R9, and R9 does not have route to
>> loopback of R8. Enable ISIS on loopbacks by "ip router isis" or change
>> your
>> TE router-ID to reachable ones.
>>
>> --
>> Sincerely,
>> Shawn Zandi
>> Network Architect and Consultant
>> Cisco Certified CCIE x2 (R&S, Security)
>> Juniper, Foundry, Brocade and Procurve Certified
>>
>> http://blog.shafagh.com
>>
>>
>>
>> On Fri, Oct 30, 2009 at 6:45 PM, <armylegionmedic_at_aol.com> wrote:
>>
>> > Hello Rich,
>> >
>> >
>> > Thank you very much for the response. The command metric-style wide
>> is
>> > in
>> > all the routers. When I type the command mpls traffic-eng level-* it
>> will
>> > always tell me if there is no metric-style wide initiated. I have also
>> gone
>> > through and checked all the routers.
>> >
>> >
>> > Regards,
>> >
>> >
>> > James
>> >
>> >
>> > -----Original Message-----
>> > From: Rich Collins <nilsi2002_at_gmail.com>
>> > To: Divin Mathew John <divinjohn_at_gmail.com>
>> > Cc: srinivas pv <vsrinivas.paturi_at_gmail.com>; armylegionmedic_at_aol.com;
>> > ccielab_at_groupstudy.com
>> > Sent: Fri, Oct 30, 2009 7:07 am
>> > Subject: Re: MPLS Traffic-Engineering Dynamic Tunnel
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> > Hi,
>> >
>> > Your problem is that all isis router instances should be metric-style
>> > wide for traffic engineering.
>> >
>> > If you do a show ip route isis you are probably missing some
>> > destinations (for the same above reason).
>> >
>> > -Rich
>> >
>> >
>> >
>> >
>> > > 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
>> > >> >
>> > >> >
>> > >> > Blogs and organic groups at http://www.ccie.net
>> > >> >
>> > >> >
>> > _______________________________________________________________________
>> > >> > Subscription information may be found at:
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>> > >>
>> > >>
>> > >> Blogs and organic groups at http://www.ccie.net
>> > >>
>> > >>
>> _______________________________________________________________________
>> > >> Subscription information may be found at:
>> > >> http://www.groupstudy.com/list/CCIELab.html
>> > >>
>> > >>
>> > >>
>> > >>
>> > >>
>> > >>
>> > >>
>> > >>
>> > >
>> > >
>> > > --
>> > >
>> > > Sent from Karnataka, India
>> > > Jean Cocteau <http://www.quotationspage.com/quote/1031.html> - "We
>> must
>> > > believe in luck. For how else can we explain the success of those we
>> > don't
>> > > like?"
>> > >
>> > >
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>> > >
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>>
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>>
>>
>
>
> --
> Bryan Bartik
> CCIE #23707 (R&S), CCNP
> Sr. Support Engineer - IPexpert, Inc.
> URL: http://www.IPexpert.com
>

-- 
Bryan Bartik
CCIE #23707 (R&S), CCNP
Sr. Support Engineer - IPexpert, Inc.
URL: http://www.IPexpert.com
Blogs and organic groups at http://www.ccie.net