[c-nsp] isis adjecency...

[Swati Sharma]

Hi All,

Thanks for prompt reply. My fault, I forgot to put mpls ldp sync under
address family. Now it is up.

2nd point - the command is --> hello-password text clear "" , which when
display on sh config, shows as hello-password text encry...

Regards,



On Sat, Mar 21, 2009 at 3:28 PM, Mark Mckillop (mmckillo) <
mmckillo at cisco.com> wrote:

> Have you checked the MTU on the switch in the middle?
>
> R7#show system mtu
> System MTU size is 1500 bytes
>
> Mark.
>
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Swati Sharma
> Sent: Saturday, March 21, 2009 8:34 AM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] isis adjecency...
>
> Hi,
>
> I have below topology..
>
> 6500 --- 3750 --- crs1
>
> @ 6500 I have created vlan 250, which i am trying to establish isis adj
> with
> one of the sub-interface in crs. From 6500 to 3750 i have created trunk
> and
> allowed vlan 250. Similarly a trunk between 3750 to crs1 (Tengig
> subinterface). MTU on 3750 is 9k byte. I am not able to establish isis
> adjcency.
>
> I know the issue is with mtu as i checked with enabling ospf and ignore
> mtu.
> But not able to rectify the issue..
>
> 6500#debug isis adj-packets vlan 250
> IS-IS Adjacency related packets debugging is on
> *Mar 21 08:11:32.384 UTC: ISIS-Adj: Sending serial IIH on Vlan250,
> length
> 1508
> *Mar 21 08:11:34.772 UTC: ISIS-Adj: Sending serial IIH on Vlan250,
> length
> 1508
> *Mar 21 08:11:37.496 UTC: ISIS-Adj: Sending serial IIH on Vlan250,
> length
> 1508
> *Mar 21 08:11:40.360 UTC: ISIS-Adj: Sending serial IIH on Vlan250,
> length
> 1508
> *Mar 21 08:11:42.684 UTC: ISIS-Adj: Sending serial IIH on Vlan250,
> length
> 1508
>
> also it is not accepting - hello-password text
>
> RP/0/RP0/CPU0:crs1.LAB(config)#router isis XXX
> RP/0/RP0/CPU0:crs1.LAB(config-isis)#interface TenGigE0/1/2/0.250
> RP/0/RP0/CPU0:crs1.LAB(config-isis-if)#hello-password text encrypted
> XXXYYY
> RP/0/RP0/CPU0:crs1.LAB(config-isis-if)#commit
> % Failed to commit one or more configuration items during an atomic
> operation, no changes have been made. Please use 'show configuration
> failed'
> to view the errors
>
> @crs1 - sh int TenGigE0/1/2/0.250
> TenGigE0/1/2/0.250 is up, line protocol is up
>  Interface state transitions: 3
>  Hardware is VLAN sub-interface(s), address is 001e.f73d.79b1
>  Internet address is 10.74.66.30/31
>  MTU 1530 bytes, BW 10000000 Kbit
>     reliability 255/255, txload 0/255, rxload 0/255
>  Encapsulation 802.1Q Virtual LAN, VLAN Id 250,  loopback not set,
>  ARP type ARPA, ARP timeout 04:00:00
>  Last clearing of "show interface" counters never
>  5 minute input rate 5000 bits/sec, 0 packets/sec
>  5 minute output rate 0 bits/sec, 0 packets/sec
>     196299 packets input, 110348088 bytes, 0 total input drops
>     0 drops for unrecognized upper-level protocol
>     Received 2 broadcast packets, 196073 multicast packets
>     258 packets output, 16772 bytes, 0 total output drops
>     Output 12 broadcast packets, 63 multicast packets
>
>
> any idea where is the issue ....it was working fine when i established
> isis
> adj with 6500 physical interface...
>
> Regards,
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