RE: The case of the mystery IPX tunnel: Where did the bits go ?

From: Tim Carter (tcarter@xxxxxxxxx)
Date: Tue Aug 17 1999 - 00:10:29 GMT-3


   
Your tunnel destination on Minn should be ip address 192.168.2.1 not
192.168.2.2...

> !

> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> Jason Aarons
> Sent: Monday, August 16, 1999 5:10 PM
> To: ccielab@groupstudy.com
> Subject: The case of the mystery IPX tunnel: Where did the bits go ?
>
>
> Minn <----------> Iowa <--------> Florida
> IPX Tunnel IP Tunnel IPX
> B001 CAD B001
>
> Version 11.3(10)T
>
> While the IPX RIP packets appear to be sent to Tunnel, it looks like they
> never make it though the tunnel. Packets get out tunnel but never in
> tunnel!
>
> hostname florida
> !
> ipx routing 0010.7be8.00f6
> !
> interface Tunnel0
> no ip address
> ipx network CAD
> tunnel source Serial0
> tunnel destination 192.168.1.1
> !
> interface Ethernet0
> ip address 30.0.0.1 255.255.255.0
> ipx network B003
> !
> interface Serial0
> ip address 192.168.2.1 255.255.255.0
> !
> interface Serial1
> no ip address
> shutdown
> !
> END
>
> hostname minn
> !
> ipx routing 0010.7b3b.1e30
> !
> interface Tunnel0
> no ip address
> ipx network CAD
> tunnel source Serial0
> tunnel destination 192.168.2.2
> !
> interface Ethernet0
> ip address 10.0.0.1 255.255.255.0
> ipx network B001
> !
> interface Serial0
> ip address 192.168.1.1 255.255.255.0
> !
> END
>
> florida#ping 10.0.0.1
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 10.0.0.1, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 4/5/8 ms
>
> florida#debug ipx routing activity
> IPX routing debugging is on
> 02:30:28: IPXRIP: positing full update to CAD.ffff.ffff.ffff via Tunnel0
> (broadc
> ast)
> 02:30:28: IPXRIP: Update len 40 src=CAD.0010.7be8.00f6,
> dst=CAD.ffff.ffff.ffff(4
> 53)
> 02:30:28: network B003, hops 1, delay 151
> 02:30:28: IPXRIP: positing full update to B003.ffff.ffff.ffff via
> Ethernet0
> (bro
> adcast)
> 02:30:28: IPXRIP: Update len 40 src=B003.0010.7be8.00f6,
> dst=B003.ffff.ffff.ffff
> (453)
> 02:30:28: network CAD, hops 1, delay 2
>
> minn#debug ipx routing act
> IPX routing debugging is on
> minn#
> 02:32:55: IPXRIP: positing full update to CAD.ffff.ffff.ffff via Tunnel0
> (broadc
> ast)
> 02:32:55: IPXRIP: Update len 40 src=CAD.0010.7b3b.1e30,
> dst=CAD.ffff.ffff.ffff(4
> 53)
> 02:32:55: network B001, hops 1, delay 151
> 02:32:58: IPXRIP: positing full update to B001.ffff.ffff.ffff via
> Ethernet0
> (bro
> adcast)
> 02:32:58: IPXRIP: Update len 40 src=B001.0010.7b3b.1e30,
> dst=B001.ffff.ffff.ffff
> (453)
> 02:32:58: network CAD, hops 1, delay 2
>
> florida#show ipx route
> Codes: C - Connected primary network, c - Connected secondary network
> S - Static, F - Floating static, L - Local (internal), W - IPXWAN
> R - RIP, E - EIGRP, N - NLSP, X - External, A - Aggregate
> s - seconds, u - uses, U - Per-user static
>
> 2 Total IPX routes. Up to 1 parallel paths and 16 hops allowed.
>
> No default route known.
>
> C CAD (TUNNEL), Tu0
> C B003 (NOVELL-ETHER), Et0
>
>
> florida#show int tunnel0
> Tunnel0 is up, line protocol is up
> Hardware is Tunnel
> MTU 1514 bytes, BW 9 Kbit, DLY 500000 usec,
> reliability 255/255, txload 1/255, rxload 1/255
> Encapsulation TUNNEL, loopback not set, keepalive set (10 sec)
> Tunnel source 192.168.2.1 (Serial0), destination 192.168.1.1
> Tunnel protocol/transport GRE/IP, key disabled, sequencing disabled
> Checksumming of packets disabled, fast tunneling enabled
> Last input never, output 00:00:12, output hang never
> Last clearing of "show interface" counters never
> Queueing strategy: fifo
> Output queue 0/0, 0 drops; input queue 0/75, 0 drops
> 5 minute input rate 0 bits/sec, 0 packets/sec
> 5 minute output rate 0 bits/sec, 0 packets/sec
> 0 packets input, 0 bytes, 0 no buffer
> Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
> 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
> 230 packets output, 12032 bytes, 0 underruns
> 0 output errors, 0 collisions, 0 interface resets
> 0 output buffer failures, 0 output buffers swapped out
> minn#show int tunnel0
> Tunnel0 is up, line protocol is up
> Hardware is Tunnel
> MTU 1514 bytes, BW 9 Kbit, DLY 500000 usec,
> reliability 255/255, txload 1/255, rxload 1/255
> Encapsulation TUNNEL, loopback not set, keepalive set (10 sec)
> Tunnel source 192.168.1.1 (Serial0), destination 192.168.2.2
> Tunnel protocol/transport GRE/IP, key disabled, sequencing disabled
> Checksumming of packets disabled, fast tunneling enabled
> Last input never, output 00:00:23, output hang never
> Last clearing of "show interface" counters never
> Queueing strategy: fifo
> Output queue 0/0, 0 drops; input queue 0/75, 0 drops
> 5 minute input rate 0 bits/sec, 0 packets/sec
> 5 minute output rate 0 bits/sec, 0 packets/sec
> 0 packets input, 0 bytes, 0 no buffer
> Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
> 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
> 223 packets output, 11406 bytes, 0 underruns
> 0 output errors, 0 collisions, 0 interface resets
> 0 output buffer failures, 0 output buffers swapped out
> minn#
>
>
> florida#debug tunnel
> Tunnel Interface debugging is on
> florida#
> 02:37:26: Tunnel0: GRE/IP encapsulated 192.168.2.1->192.168.1.1
> (linktype=11, le
> n=64)
>
> minn#debug tunnel
> Tunnel Interface debugging is on
> minn#term mon
> minn#
> 02:39:53: IPXRIP: positing full update to CAD.ffff.ffff.ffff via Tunnel0
> (broadc
> ast)
> 02:39:53: IPXRIP: Update len 40 src=CAD.0010.7b3b.1e30,
> dst=CAD.ffff.ffff.ffff(4
> 53)
> 02:39:53: network B001, hops 1, delay 151
> 02:39:53: Tunnel0: GRE/IP encapsulated 192.168.1.1->192.168.2.2
> (linktype=11, le
> n=64)
> 02:39:56: IPXRIP: positing full update to B001.ffff.ffff.ffff via
> Ethernet0
> (bro
> adcast)
> 02:39:56: IPXRIP: Update len 40 src=B001.0010.7b3b.1e30,
> dst=B001.ffff.ffff.ffff
> (453)
> 02:39:56: network CAD, hops 1, delay 2
>
>
> ----Original Message Follows----
> From: Cisco Technical Assistance Center <tac@cisco.com>
> Reply-To: lalew@cisco.com
> To: jaarons@professionalnetworks.com
> Subject: Status Change for Cisco Case V26028
>
> CASE: V26028
> TITLE: 2610: IPX tunneling failing
> PRIORITY: 3
> STATUS: Cust-Pend
>
> Jason. Aarons,
>
> This is a Customer Case Update Notification from Cisco Systems regarding
> Case
> Number V26028, which you opened with the Cisco Technical
> Assistance Center.
>
> Case V26028 has been changed to a status of Cust-Pend. This status
> indicates th
> e Cisco Customer Service Engineer assigned to your case
> has requested information from you and is awaiting your response. No
> workaround
> for your case has been determined at this time.
>
> Since this is a Priority 3 case, you will receive ongoing email
> notification
> until it is closed. Priority 1 and 2 case notifications occur every 24
> hours,
> Priority 3 every 72 hours (3 days), Priority 4 every 120 hours (5 days).
>
> Larry Lew is the Customer Support Engineer at Cisco who owns your case
> V26028. If you need to discuss this case further, Larry Lew can be
> reached by email at lalew@cisco.com or by phone at 408 526-6643 .
>
> You can also reach Larry Lew or the Cisco Technical Assistance Center
> through the following methods:
>
> North America: 1-800-553-2447
> Europe: 32-2-704-5555
> Asia Pacific: 61-2-9935-4107
> Australia: 1-800-805-227
> USA Non-Domestic: 1-408-526-7209
>
> To disable these email notifications or to update or check the status of
> your case over the Internet using Cisco Connection Online (CCO),
> registered
> CCO users may point their web browser to:
>
     http://www.cisco.com/kobayashi/Tech_support.shtml

Sincerely,

Technical Assistance Center
Cisco Systems, Inc.



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