RE: SP workbook MPLS TE dynamic tunnel not comming up

From: Antonio Soares (amsoares@netcabo.pt)
Date: Tue Feb 03 2009 - 23:59:52 ARST


I spent several hours trying to understand what was going on here and i got very weird behaviors when mixing OSPF P2MP Links and
Dynamic TE PATHS. In most of the setups i built, the Tunnel didn't come up no matter the position of the P2MP Link between the
Headend and the Tailend. So basically i don't trust the Dynamic Option when P2MP Links are present.

It would be great if someone could confirm if this is supported or not. With Explicit Paths, everythings seems to be fine.

Thanks.

Regards,

Antonio Soares, CCIE #18473 (R&S)
amsoares@netcabo.pt

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of Dishan Gamage
Sent: segunda-feira, 2 de Fevereiro de 2009 15:00
To: Harindha Fernando; Brian Dennis
Cc: Antonio Soares; Cisco certification; Cisco certification
Subject: Re: SP workbook MPLS TE dynamic tunnel not comming up

Hello Brian

Can you please share your thought on this ?

reg
Dishan

On Mon, Feb 2, 2009 at 9:41 AM, Harindha Fernando <pottaharry@gmail.com>wrote:

> HI
>
> I have noticed that when we have OSPF network type as
> point-to-multipoint non-broadcast, then ospf neighboring routers get
> the /32 interface(or
> neighbor) host route as an OSPF route into the routing table, but it
> is not in the OSPF database?
>
> it seems this /32 IP has some impact for tunnels starting from the
> point-to-multipoint configured routers? what are the dependencies for
> RSVP lable allocation and point-to-multipoint non-broadcast ? because
> when you check for mpls forwarding-table you can see that this /32
> IP's outgoing lable as untagged ?
>
> Can anybody reasonout these observations ?
>
> Rgds,
> Harin
>
> On Mon, Feb 2, 2009 at 4:32 AM, Antonio Soares <amsoares@netcabo.pt>wrote:
>
>> Guess what.. I was able to reproduce the problem. I'm not sure but i
>> think i didn't notice this problem when running 12.4.12 on my
>> R6 router. Now i tried 12.3.11T and got exactly the same behavior as you.
>> If we configure an explicit-path to follow the same path as the
>> dynamic path, it works.
>>
>> I don't have an exlanation to this but i think it's somewhat related
>> with Bug CSCsh42565:
>>
>> ++++++++++++++++++++++++++++++
>> TE tunnel does not come up on ospf non-broadcast network type
>>
>> Symptoms: Traffic engineering (TE) tunnels go down when an
>> intermediate link has the ip ospf network non-broadcast command enabled.
>>
>> Conditions: This symptom is observed in an OSPF network over TE
>> tunnels that are established on non-broadcast links.
>>
>> Workaround: Do not use non-broadcast links. Rather, use another OSPF
>> network type. If this is not an option, there is no workaround.
>>
>> ++++++++++++++++++++++++++++++
>>
>> So what we really need to know is which OSPF Network Types are
>> supported with MPLS TE.
>>
>> Can someone enlight us ?
>>
>>
>>
>> Regards,
>>
>> Antonio Soares, CCIE #18473 (R&S)
>> amsoares@netcabo.pt
>>
>> -----Original Message-----
>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
>> Of Dishan Gamage
>> Sent: domingo, 1 de Fevereiro de 2009 7:27
>> To: Antonio Soares
>> Cc: Cisco certification; Cisco certification
>> Subject: Re: SP workbook MPLS TE dynamic tunnel not comming up
>>
>> Hi Antonio
>> For the dynamic path to kick in we have shut the R2-R1 interface.
>>
>> we get following output........
>>
>>
>>
>> R6#deb mpls traffic-eng path lookup
>> MPLS traffic-eng path calculation lookup events debugging is on
>> R6#deb mpls traffic-eng path spf MPLS traffic-eng path calculation
>> spf events debugging is on R6#deb mpls traffic-eng path verify MPLS
>> traffic-eng path calculation verify events debugging is on R6# R6#
>> R6# R6# R6# R6#conf t Enter configuration commands, one per line.
>> End with CNTL/Z.
>> R6(config)#int tu 0
>> R6(config-if)#sh
>> R6(config-if)#no sh
>> R6(config-if)#no shutdown
>> R6(config-if)#
>> *Feb 1 07:14:00.888:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:00.888: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:00.888: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:00.888:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:00.888:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:00.888: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:00.888: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:00.888:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:00.888: TE-PCALC_PATH: create_path_hoplist: No addresses to
>> connect 131.1.12.1 to 131.1.13.3 *Feb 1 07:14:00.888:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:00.888: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:00.888: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:00.888:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:00.888: TE-PCALC_SPF: 131.1.6.6 aw 0 min_bw
>> 18446744073709551615, prev_node(NULL) *Feb 1 07:14:00.888:
>> TE-PCALC_SPF: 131.1.6.6 *Feb 1 07:14:00.888: TE-PCALC_SPF: 131.1.2.2
>> aw 1 min_bw 45000,
>> prev_node(131.1.6.6)
>> *Feb 1 07:14:00.888: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:00.888: node(14)=(aw=1, min_bw=45000, hops=1)
>> *Feb 1 07:14:00.888: TE-PCALC_SPF: 131.1.2.2 *Feb 1 07:14:00.888:
>> TE-PCALC_SPF: 131.1.23.3 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:00.888: TE-PCALC_SPF: 131.1.1.1 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:00.888: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:00.888: node(6)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:00.888: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:00.888: TE-PCALC_SPF: 131.1.1.1 *Feb 1 07:14:00.888:
>> TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:00.888: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:00.892: TE-PCALC_SPF: 131.1.23.3 *Feb 1 07:14:00.892:
>> TE-PCALC_SPF: 131.1.3.3 aw 3 min_bw 45000,
>> prev_node(131.1.23.3)
>> *Feb 1 07:14:00.892: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:00.892: node(8)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:00.892: TE-PCALC_SPF: 131.1.3.3 *Feb 1 07:14:00.892:
>> TE-PCALC_SPF: 131.1.4.4 aw 784 min_bw 45000,
>> prev_node(131.1.3.3)
>> *Feb 1 07:14:00.892: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:00.892: node(9)=(aw=784, min_bw=45000, hops=3)
>> *Feb 1 07:14:00.892: TE-PCALC_PATH:Path from 131.1.6.6 -> 131.1.4.4:
>> *Feb 1 07:14:00.892: TE-PCALC_PATH:
>> 131.1.34.3->131.1.34.4(admin_weight=784):
>> *Feb 1 07:14:00.892: TE-PCALC_PATH:
>> 131.1.23.3->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:00.892: TE-PCALC_PATH:
>> 131.1.23.2->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:00.892: TE-PCALC_PATH:
>> 131.1.26.6->131.1.26.2(admin_weight=1):
>> *Feb 1 07:14:00.892: TE-PCALC_PATH
>> *Feb 1 07:14:00.892: TE-PCALC_PATH: num_hops 5, accumlated_aw 784,
>> min_bw 45000
>> *Feb 1 07:14:00.892:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:00.892: TE-PCALC: bw 0, min_bw 45000, metric: 784 *Feb
>> 1 07:14:00.892: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1
>> 07:14:00.892: TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb
>> 1 07:14:00.892: TE-PCALC_VERIFY: Verify
>> 131.1.6.6, 131.1.26.6 points to
>> 131.1.2.2, 131.1.23.2
>> R6(config-if)#
>> R6(config-if)#
>> R6#
>> *Feb 1 07:14:00.892: TE-PCALC_VERIFY: Verify
>> 131.1.2.2, 131.1.23.2 points to
>> 131.1.3.3, 131.1.23.3
>> *Feb 1 07:14:00.892: TE-PCALC_VERIFY: Verify
>> 131.1.3.3, 131.1.23.3 points to
>> 131.1.4.4, 131.1.34.4
>> *Feb 1 07:14:00.892: TE-PCALC_VERIFY: (rrr_pcalc_verify_path) Verify
>> Passed R6# R6# R6#ter *Feb 1 07:14:01.760: %SYS-5-CONFIG_I:
>> Configured from console by vty1
>> (172.31.0.253)
>> R6#terminal mon
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> R6#
>> *Feb 1 07:14:10.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:10.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:10.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:10.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:10.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:10.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:10.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:10.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:10.868: TE-PCALC_PATH: create_path_hoplist: No addresses to
>> connect 131.1.12.1 to 131.1.13.3 *Feb 1 07:14:10.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:10.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:10.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:10.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:10.868: TE-PCALC_SPF: 131.1.6.6 aw 0 min_bw
>> 18446744073709551615, prev_node(NULL) *Feb 1 07:14:10.868:
>> TE-PCALC_SPF: 131.1.6.6 *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.2.2
>> aw 1 min_bw 45000,
>> prev_node(131.1.6.6)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:10.868: node(14)=(aw=1, min_bw=45000, hops=1)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.2.2 *Feb 1 07:14:10.868:
>> TE-PCALC_SPF: 131.1.23.3 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.1.1 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:10.868: node(6)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:10.868: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.1.1 *Feb 1 07:14:10.868:
>> TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:10.868: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.23.3 *Feb 1 07:14:10.868:
>> TE-PCALC_SPF: 131.1.3.3 aw 3 min_bw 45000,
>> prev_node(131.1.23.3)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:10.868: node(8)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:10.868: TE-PCALC_SPF: 131.1.3.3 *Feb 1 07:14:10.868:
>> TE-PCALC_SPF: 131.1.4.4 aw 784 min_bw 45000,
>> prev_node(131.1.3.3)
>> *Feb 1 07:14:10.872: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:10.872: node(9)=(aw=784, min_bw=45000, hops=3)
>> *Feb 1 07:14:10.872: TE-PCALC_PATH:Path from 131.1.6.6 -> 131.1.4.4:
>> *Feb 1 07:14:10.872: TE-PCALC_PATH:
>> 131.1.34.3->131.1.34.4(admin_weight=784):
>> *Feb 1 07:14:10.872: TE-PCALC_PATH:
>> 131.1.23.3->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:10.872: TE-PCALC_PATH:
>> 131.1.23.2->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:10.872: TE-PCALC_PATH:
>> 131.1.26.6->131.1.26.2(admin_weight=1):
>> *Feb 1 07:14:10.872: TE-PCALC_PATH
>> *Feb 1 07:14:10.872: TE-PCALC_PATH: num_hops 5, accumlated_aw 784,
>> min_bw 45000
>> *Feb 1 07:14:10.872:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:10.872: TE-PCALC: bw 0, min_bw 45000, metric: 784 *Feb
>> 1 07:14:10.872: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1
>> 07:14:10.872: TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb
>> 1 07:14:10.872: TE-PCALC_VERIFY: Verify
>> 131.1.6.6, 131.1.26.6 points to
>> 131.1.2.2, 131.1.23.2
>> *Feb 1 07:14:10.872: TE-PCALC_VERIFY: Verify
>> 131.1.2.2, 131.1.23.2 points to
>> 131.1.3.3, 131.1.23.3
>> *Feb 1 07:14:10.872: TE-PCALC_VERIFY: Verify
>> 131.1.3.3, 131.1.23.3 points to
>> 131.1.4.4, 131.1.34.4
>> *Feb 1 07:14:10.872: TE-PCALC_VERIFY: (rrr_pcalc_verify_path) Verify
>> Passed *Feb 1 07:14:10.872:
>> TE-PCALC: Tunnel1200 Path Setup to 131.1.2.2:
>> *Feb 1 07:14:10.872: TE-PCALC: bw 0, min_bw 45000, metric: 1 *Feb 1
>> 07:14:10.872: TE-PCALC: setup_pri 0, hold_pri 0 *Feb 1 07:14:10.872:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:10.872: TE-PCALC_VERIFY: Verify
>> 131.1.6.6, 131.1.26.6 points to
>> 131.1.2.2, 131.1.2.2
>> *Feb 1 07:14:10.872: TE-PCALC_VERIFY: (rrr_pcalc_verify_path) Verify
>> Passed R6# R6# R6# R6# R6#sh mpl R6#sh mpls t R6#sh mpls traffic-eng
>> tu R6#sh mpls traffic-eng tunnels tyu R6#sh mpls traffic-eng tunnels
>> tu R6#sh mpls traffic-eng tunnels tunnel 100
>> ^ % Invalid input detected at
>> '^' marker.
>>
>> R6#sh mpls traffic-eng tunnels tunnel 0
>>
>> Name: R6_t0 (Tunnel0) Destination: 131.1.4.4
>> Status:
>> Admin: up Oper: down Path: not valid Signalling: Down
>> path option 1, type explicit R6->R4
>> path option 2, type dynamic
>>
>> Config Parameters:
>> Bandwidth: 0 kbps (Global) Priority: 7 7 Affinity:
>> 0x0/0xFFFF
>> Metric Type: TE (default)
>> AutoRoute: enabled LockDown: disabled Loadshare: 0 bw-based
>> auto-bw: disabled
>>
>> Shortest Unconstrained Path Info:
>> Path Weight: 784 (TE)
>> Explicit Route: 131.1.26.6 131.1.23.2 131.1.23.3 131.1.34.4
>> 131.1.4.4
>> History:
>> Tunnel:
>> Time since created: 15 hours, 43 minutes
>> Time since path change: 4 minutes, 22 seconds
>> Prior LSP:
>> ID: path option 1 [2091]
>> --More--
>> *Feb 1 07:14:26.484:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:26.484: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:26.484: TE-PCALC: setup_pri 0, hold_pri 0 *Feb 1 07:14:26.484:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0x0 *Feb 1 07:14:26.484:
>> TE-PCALC_SPF: 131.1.6.6 aw 0 min_bw 18446744073709551615,
>> prev_node(NULL) *Feb 1 07:14:26.484: TE-PCALC_SPF: 131.1.6.6 *Feb 1
>> 07:14:26.484: TE-PCALC_SPF: 131.1.2.2 aw 1 min_bw 45000,
>> prev_node(131.1.6.6)
>> *Feb 1 07:14:26.484: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:26.484: node(14)=(aw=1, min_bw=45000, hops=1)
>> *Feb 1 07:14:26.484: TE-PCALC_SPF: 131.1.2.2 *Feb 1 07:14:26.484:
>> TE-PCALC_SPF: 131.1.23.3 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:26.484: TE-PCALC_SPF: 131.1.1.1 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:26.484: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:26.484: node(6)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:26.484: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:26.484: TE-PCALC_SPF: 131.1.1.1 *Feb 1 07:14:26.488:
>> TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:26.488: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:26.488: TE-PCALC_SPF: 131.1.23.3 *Feb 1 07:14:26.488:
>> TE-PCALC_SPF: 131.1.3.3 aw 3 min_bw 45000,
>> prev_node(131.1.23.3)
>> *Feb 1 07:14:26.488: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:26.488: node(8)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:26.488: TE-PCALC_SPF: 131.1.3.3 *Feb 1 07:14:26.488:
>> TE-PCALC_SPF: 131.1.4.4 aw 784 min_bw 45000,
>> prev_node(131.1.3.3)
>> *Feb 1 07:14:26.488: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:26.488: node(9)=(aw=784, min_bw=45000, hops=3)
>> *Feb 1 07:14:26.488: TE-PCALC_PATH:Path from 131.1.6.6 -> 131.1.4.4:
>> *Feb 1 07:14:26.488: TE-PCALC_PATH:
>> 131.1.34.3->131.1.34.4(admin_weight=784):
>> *Feb 1 07:14:26.488: TE-PCALC_PATH: 131.1.23.3->0.0.0.0(admin_
>> Removal Trigger: path error
>> Last Error: PCALC:: No addresses to connect 131.1.12.1 to
>> 131.1.13.3 R6# *Feb 1 07:14:26.488: TE-PCALC_PATH:
>> 131.1.23.2->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:26.488: TE-PCALC_PATH:
>> 131.1.26.6->131.1.26.2(admin_weight=1):
>> *Feb 1 07:14:26.488: TE-PCALC_PATH
>> *Feb 1 07:14:26.488: TE-PCALC_PATH: num_hops 5, accumlated_aw 784,
>> min_bw 45000
>> R6#
>> R6#
>> R6#
>> R6#
>> *Feb 1 07:14:40.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:40.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:40.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:40.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:40.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4: FULL_PATH *Feb 1
>> 07:14:40.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:40.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:40.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:40.868: TE-PCALC_PATH: create_path_hoplist: No addresses to
>> connect 131.1.12.1 to 131.1.13.3 *Feb 1 07:14:40.868:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:40.868: TE-PCALC: bw 0, min_bw 0, metric: 0 *Feb 1
>> 07:14:40.868: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1 07:14:40.868:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:40.868: TE-PCALC_SPF: 131.1.6.6 aw 0 min_bw
>> 18446744073709551615, prev_node(NULL) *Feb 1 07:14:40.868:
>> TE-PCALC_SPF: 131.1.6.6 *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.2.2
>> aw 1 min_bw 45000,
>> prev_node(131.1.6.6)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:40.868: node(14)=(aw=1, min_bw=45000, hops=1)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.2.2 *Feb 1 07:14:40.868:
>> TE-PCALC_SPF: 131.1.23.3 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.1.1 aw 3 min_bw 45000,
>> prev_node(131.1.2.2)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:40.868: node(6)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:40.868: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.1.1 *Feb 1 07:14:40.868:
>> TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:40.868: node(4)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.23.3 *Feb 1 07:14:40.868:
>> TE-PCALC_SPF: 131.1.3.3 aw 3 min_bw 45000,
>> prev_node(131.1.23.3)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:40.868: node(8)=(aw=3, min_bw=45000, hops=2)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: 131.1.3.3 *Feb 1 07:14:40.868:
>> TE-PCALC_SPF: 131.1.4.4 aw 784 min_bw 45000,
>> prev_node(131.1.3.3)
>> *Feb 1 07:14:40.868: TE-PCALC_SPF: rrr_pcalc_dump_tentitive list:
>> *Feb 1 07:14:40.868: node(9)=(aw=784, min_bw=45000, hops=3)
>> *Feb 1 07:14:40.868: TE-PCALC_PATH:Path from 131.1.6.6 -> 131.1.4.4:
>> *Feb 1 07:14:40.868: TE-PCALC_PATH:
>> 131.1.34.3->131.1.34.4(admin_weight=784):
>> *Feb 1 07:14:40.872: TE-PCALC_PATH:
>> 131.1.23.3->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:40.872: TE-PCALC_PATH:
>> 131.1.23.2->0.0.0.0(admin_weight=3):
>> *Feb 1 07:14:40.872: TE-PCALC_PATH:
>> 131.1.26.6->131.1.26.2(admin_weight=1):
>> *Feb 1 07:14:40.872: TE-PCALC_PATH
>> *Feb 1 07:14:40.872: TE-PCALC_PATH: num_hops 5, accumlated_aw 784,
>> min_bw 45000
>> *Feb 1 07:14:40.872:
>> TE-PCALC: Tunnel0 Path Setup to 131.1.4.4:
>> *Feb 1 07:14:40.872: TE-PCALC: bw 0, min_bw 45000, metric: 784 *Feb
>> 1 07:14:40.872: TE-PCALC: setup_pri 7, hold_pri 7 *Feb 1
>> 07:14:40.872: TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb
>> 1 07:14:40.872: TE-PCALC_VERIFY: Verify
>> 131.1.6.6, 131.1.26.6 points to
>> 131.1.2.2, 131.1.23.2
>> *Feb 1 07:14:40.872: TE-PCALC_VERIFY: Verify
>> 131.1.2.2, 131.1.23.2 points to
>> 131.1.3.3, 131.1.23.3
>> *Feb 1 07:14:40.872: TE-PCALC_VERIFY: Verify
>> 131.1.3.3, 131.1.23.3 points to
>> 131.1.4.4, 131.1.34.4
>> *Feb 1 07:14:40.872: TE-PCALC_VERIFY: (rrr_pcalc_verify_path) Verify
>> Passed *Feb 1 07:14:40.872:
>> TE-PCALC: Tunnel1200 Path Setup to 131.1.2.2:
>> *Feb 1 07:14:40.872: TE-PCALC: bw 0, min_bw 45000, metric: 1 *Feb 1
>> 07:14:40.872: TE-PCALC: setup_pri 0, hold_pri 0 *Feb 1 07:14:40.872:
>> TE-PCALC: affinity_bits 0x0, affinity_mask 0xFFFF *Feb 1
>> 07:14:40.872: TE-PCALC_VERIFY: Verify
>> 131.1.6.6, 131.1.26.6 points to
>> 131.1.2.2, 131.1.2.2
>> *Feb 1 07:14:40.872: TE-PCALC_VERIFY: (rrr_pcalc_verify_path) Verify
>> Passed R6# R6# R6# R6# R6#u all All possible debugging has been
>> turned off R6#
>>
>>
>> On Sun, Feb 1, 2009 at 6:28 AM, Antonio Soares <amsoares@netcabo.pt>
>> wrote:
>>
>> > What errors do you get in R6 ?
>> >
>> > deb mpls traffic-eng path lookup
>> > deb mpls traffic-eng path spf
>> > deb mpls traffic-eng path verify
>> >
>> > I remember a problem if using "ip ospf network non-broadcast" but
>> > this
>> is
>> > not the case.
>> >
>> >
>> > Regards,
>> >
>> > Antonio Soares, CCIE #18473 (R&S)
>> > amsoares@netcabo.pt
>> >
>> > -----Original Message-----
>> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
>> > Behalf Of Dishan Gamage
>> > Sent: sabado, 31 de Janeiro de 2009 16:24
>> > To: Cisco certification; Cisco certification
>> > Subject: SP workbook MPLS TE dynamic tunnel not comming up
>> >
>> > Dear GS
>> >
>> > Has anyone come across this problem before.....???
>> >
>> > SP IE workbook vol-2 lab1
>> >
>> > task 4.4
>> >
>> > 1.mpls TE tunnel from R6 to R4 does not come up, (dynamic path
>> selection)
>> >
>> > 2.mpls TE tunnel From R6 to R4 does comes up with (explicit path
>> > option)
>> >
>> > Observation, when we configure Ethernet link between R6 & R2 as
>> > ospf network pt-2-pt above item 1 works. But as per task 2.3 we
>> > enabled
>> >
>> > "ip ospf network point-to-multipoint non-broadcast" , The dynamic
>> tunnel
>> > does not come up...........
>> >
>> > also we see that in R6 the forwarding table the 131.1.26.2/32 is
>> > untagged...
>> >
>> > reg
>> > Dishan
>> >
>> > ___________________________________________________________________
>> > __ Subscription information:
>> > http://www.groupstudy.com/list/comserv.html
>>
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