From: jonatale@xxxxxxxxxxxxx
Date: Sun Mar 17 2002 - 15:16:51 GMT-3
FYI:
ASCII-art works best if you draw it with "Courier New" font and don't use tabs.
HOTMAIL wrote:
> Peter,
> I got to talking with Chuck L, last night and he suggested a tunnel
> over
> the BVI interface on R6(the trunk sub-interface) which worked. Here is
> some ASCII art(I hope it survives)of what I'm talking about before using the
> tunnel configuration as well as the relevant router configs. I also captured
> some of the debugs from a "debug isis adj".
>
> Once the BVI configuration is in place the interfaces are only captured
> sending L1/L2
> LAN IIH(hellos) on the connected interfaces.
>
> Any thoughts... Now as I mentioned I am able to get this working using a
> tunnel
> over the BVI... what I'm trying to figure out is why this isn't working
> over the BVI.?
>
> TIA
>
> Nigel
>
> R5--IGRP--R1-IGRP--|
> \
> \(isis) vlanb
> vlanA | \
> R4-----OSPF----\R6(trunk)
> |
> |
> R7
>
> R6
>
> interface Ethernet0
> no ip address
> media-type 10BaseT
> !
> interface Ethernet0.30 <---- vlnaC
> encapsulation dot1Q 30
> ip address 140.10.66.6 255.255.255.0
> !
> interface Ethernet0.50 <---- vlanB(isis)
> encapsulation dot1Q 50
> bridge-group 2
> !
> interface Ethernet0.70 <---- vlanA(ospf)
> encapsulation dot1Q 70
> bridge-group 1
>
> interface BVI1
> ip address 140.10.30.6 255.255.252.0
> !
> interface BVI2
> ip address 140.10.65.6 255.255.255.0
> ip router isis
>
> bridge 1 protocol ieee
> bridge 1 route ip
> bridge 2 protocol ieee
> bridge 2 route clns
> bridge 2 route ip
>
> router ospf 100
> log-adjacency-changes
> area 1 authentication message-digest
> area 1 virtual-link 192.84.2.2 authentication message-digest
> redistribute connected subnets route-map vlanb
> redistribute eigrp 100 subnets
> redistribute bgp 600 subnets route-map ext2int
> redistribute isis level-2 subnets
> network 140.10.6.6 0.0.0.0 area 6
> network 140.10.30.6 0.0.0.0 area 0
> network 140.10.60.6 0.0.0.0 area 6
> network 140.10.200.6 0.0.0.0 area 1
> network 140.10.201.6 0.0.0.0 area 1
> !
> router isis
> redistribute ospf 100
> default-information originate
> net 49.0001.0000.0000.0656.00
>
> ---------------------------------------------
> This is the capture from what happens while setting up the BVI interface..
>
> R6 capture's...
>
> 3d09h: ISIS-Adj: Sending L1 LAN IIH on Ethernet0.50, length 1497
> 4500_r6#
> 3d09h: ISIS-Adj: Rec L2 IIH from 0010.7b35.d05d (Ethernet0.50), cir type
> L1L2, cir id 0000.0000.0656.02, length 1497
> 3d09h: ISIS-Adj: No usable IP interface addresses in LAN IIH from
> Ethernet0.50
> 3d09h: ISIS-Adj: Sending L2 LAN IIH on Ethernet0.50, length 1497
> 4500_r6#
> ------------------------
> Once the BVI configuration is in place the interfaces are only captured
> sending L1/L2
> LAN IIH(hellos) on the connected interfaces
>
> 4500_r6#
> 3d09h: ISIS-Adj: Sending L2 LAN IIH on BVI2, length 1500
> 3d09h: ISIS-Adj: Sending L1 LAN IIH on BVI2, length 1500
> 4500_r6#
> 3d09h: ISIS-Adj: Sending L2 LAN IIH on BVI2, length 1500
> 3d09h: ISIS-Adj: Sending L1 LAN IIH on BVI2, length 1500
> 4500_r6#
> --------------------------
> Below these are the captures of what happens once I applied the "bridge 2
> route clns" command
> on R6
>
> 4500_r6(config)#
> 3d09h: ISIS-Adj: Sending L1 LAN IIH on BVI2, length 1500
> 3d09h: ISIS-Adj: Rec L1 IIH from 0010.7b35.d05d (BVI2), cir type L1L2, cir
> id 0000.0000.0656.02, length 1497
> 3d09h: ISIS-Adj: New adjacency, level 1 for 0010.7b35.d05d
>
> 4500_r6#sh clns nei
> System Id Interface SNPA State Holdtime Type
> Protocol
> 0000.0000.0655 BV2 0010.7b35.d05d Init 24 L1L2 IS-IS
> 4500_r6#
>
> ----------------------------------------------------------------------------
> -------------------
>
> R5
>
> interface Loopback0
> ip address 140.10.5.5 255.255.255.0
> no ip directed-broadcast
> ip router isis
>
> interface Ethernet0
> ip address 140.10.65.5 255.255.255.0
> no ip directed-broadcast
> ip router isis
>
> interface Serial0
> ip address 140.10.15.5 255.255.255.0
> no ip directed-broadcast
> no ip mroute-cache
> no fair-queue
>
> router isis
> redistribute igrp 100 metric 0 metric-type internal level-2
> net 49.0001.0000.0000.0655.00
> !
> router igrp 100
> redistribute isis level-2 metric 64 3 255 2 1500
> passive-interface default
> no passive-interface Serial0
> network 140.10.0.0
>
> -------------------------------------------
> This is the capture from what happens while setting up the BVI interface..
> R5 capture's...
>
> 23:48:35: ISIS-Adj: No usable IP interface addresses in LAN IIH from
> Ethernet0
> 2501_r5#
> 23:48:37: ISIS-Adj: Sending L1 IIH on Ethernet0
> 23:48:37: ISIS-Adj: Sending L2 IIH on Ethernet0
> 23:48:38: ISIS-Adj: Rec L2 IIH from 0060.5c5c.e0e2 (Ethernet0), cir type
> L1L2, cir id 0000.0000.0656.02
> 23:48:38: ISIS-Adj: No usable IP interface addresses in LAN IIH from
> Ethernet0
> 23:48:38: ISIS-Adj: Rec L1 IIH from 0060.5c5c.e0e2 (Ethernet0), cir type
> L1L2, cir id 0000.0000.0656.02
> 23:48:38: ISIS-Adj: No usable IP interface addresses in LAN IIH from
> Ethernet0
> 2501_r5#
> 23:48:39: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed
> state to down
> 2501_r5#
> 23:48:41: ISIS-Adj: Rec L2 IIH from 0060.5c5c.e0e2 (Ethernet0), cir type
> L1L2, cir id 0000.0000.0656.02
> 23:48:41: ISIS-Adj: No usable IP interface addresses in LAN IIH from
> Ethernet0
> -------------------------------------
> Once the BVI configuration is in place the interfaces are only captured
> sending L1/L2
> LAN IIH(hellos) on the connected interfaces
>
> 2501_r5#
> 23:59:10: ISIS-Adj: Sending L1 IIH on Ethernet0
> 23:59:11: ISIS-Adj: Sending L2 IIH on Ethernet0
> 2501_r5#
> 23:59:18: ISIS-Adj: Sending L1 IIH on Ethernet0
> 2501_r5#
> 23:59:20: ISIS-Adj: Sending L2 IIH on Ethernet0
> 2501_r5#
> ----------------------------
> when "clns router isis" was added to the BVI2 on R6, this was captured on
> R5.
>
> 2501_r5#
> 1d00h: ISIS-Adj: Sending L2 IIH on Ethernet0
> 1d00h: ISIS-Adj: Run level 1 DR election for Ethernet0
> 1d00h: ISIS-Adj: New level 1 DR 0000.0000.0655 on Ethernet0
> 1d00h: ISIS-Adj: Sending L1 IIH on Ethernet0
> 2501_r5#
>
> 2501_r5#sh clns nei
> System Id Interface SNPA State Holdtime Type
> Protocol
> 0000.0000.0656 Et0 0060.5c5c.e0e2 Up 253 IS ES-IS
> 2501_r5#
> ---------------------------------------------
> **Please read:http://www.groupstudy.com/list/posting.html
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