Re: encapsulation failed error on Serial Interface - HELP

From: Pierre-Alex GUANEL (paguanel@gmail.com)
Date: Sun Sep 07 2008 - 15:06:49 ART


Hi ,

If you had done, "debug frame-relay packet" you would have seen that no
packets were going out of the dlci .

This is missing from your troubleshooting procedure (along with the "show ip
route " :) )

PA
----- Original Message -----
From: "Atlanta CCIE" <atlantaccie@gmail.com>
To: "Julio Carrasco" <julio.carrasco@ya.com>
Cc: <ccielab@groupstudy.com>
Sent: Sunday, September 07, 2008 5:56 PM
Subject: Re: encapsulation failed error on Serial Interface - HELP NEEDED!

> yeah I saw that AFTER i posted lol. All my ego has been brought down to
> the
> earth crashing with one command.. NO IP ROUTING AAHHHHH!
>
> On Sun, Sep 7, 2008 at 12:01 PM, Julio Carrasco
> <julio.carrasco@ya.com>wrote:
>
>> You have one of the errors that ou have to solve on the troubleshooting
>> section.
>> R1 ip routing is not activated, you should issue the "ip routing" command
>> and then your FR connection will work.
>>
>>
>>
>> ----- Original Message ----- From: "Atlanta CCIE" <atlantaccie@gmail.com>
>> To: <ccielab@groupstudy.com>
>> Sent: Sunday, September 07, 2008 5:22 PM
>> Subject: encapsulation failed error on Serial Interface - HELP NEEDED!
>>
>>
>> I know this might sound stupid but I have NO CLUE what is going on. From
>>> my
>>> understanding when you get the encapsulation failed message its because
>>> your
>>> L3 to L2 is broken but in my case its pretty straight forward. I have
>>> checked every single thing, rebooted the device and what not but it
>>> keeps
>>> giving me this stupid error. I have configured static map statements but
>>> it's not cutting it.
>>>
>>> Working through IEWB lab 7 Task 2.3 where they ask you to configure
>>> frame
>>> relay connection between R1 and R2.
>>>
>>> CONFIGS:
>>>
>>> R1
>>> interface Serial0/0
>>> ip address 163.1.12.1 255.255.255.0
>>> encapsulation frame-relay
>>> no ip route-cache
>>> frame-relay map ip 163.1.12.2 102 broad
>>> no frame-relay inverse-arp
>>> end
>>>
>>> R2
>>> interface Serial0/0
>>> ip address 163.1.12.2 255.255.255.0
>>> encapsulation frame-relay
>>> frame-relay map ip 163.1.12.1 201 broad
>>> no frame-relay inverse-arp
>>>
>>>
>>> SH FRAME PVC OUTPUT
>>>
>>> RSRack1R1#sh frame pvc
>>>
>>> PVC Statistics for interface Serial0/0 (Frame Relay DTE)
>>>
>>> Active Inactive Deleted Static
>>> Local 1 0 0 0
>>> Switched 0 0 0 0
>>> Unused 3 1 0 0
>>>
>>> DLCI = 102, DLCI USAGE = LOCAL, PVC STATUS = ACTIVE, INTERFACE =
>>> Serial0/0
>>>
>>> input pkts 10 output pkts 0 in bytes 1040
>>> out bytes 0 dropped pkts 0 in pkts dropped 0
>>>
>>> out pkts dropped 0 out bytes dropped 0
>>> in FECN pkts 0 in BECN pkts 0 out FECN pkts 0
>>> out BECN pkts 0 in DE pkts 0 out DE pkts 0
>>> out bcast pkts 0 out bcast bytes 0
>>> 5 minute input rate 0 bits/sec, 0 packets/sec
>>> 5 minute output rate 0 bits/sec, 0 packets/sec
>>> pvc create time 00:09:58, last time pvc status changed 00:09:08
>>>
>>> RSRack1R2#sh frame pvc
>>>
>>> PVC Statistics for interface Serial0/0 (Frame Relay DTE)
>>>
>>> Active Inactive Deleted Static
>>> Local 1 0 0 0
>>> Switched 0 0 0 0
>>> Unused 3 1 0 0
>>>
>>> DLCI = 201, DLCI USAGE = LOCAL, PVC STATUS = ACTIVE, INTERFACE =
>>> Serial0/0
>>>
>>> input pkts 0 output pkts 10 in bytes 0
>>> out bytes 1040 dropped pkts 0 in pkts dropped 0
>>>
>>> out pkts dropped 0 out bytes dropped 0
>>> in FECN pkts 0 in BECN pkts 0 out FECN pkts 0
>>> out BECN pkts 0 in DE pkts 0 out DE pkts 0
>>> out bcast pkts 0 out bcast bytes 0
>>> 5 minute input rate 0 bits/sec, 0 packets/sec
>>> 5 minute output rate 0 bits/sec, 0 packets/sec
>>> pvc create time 00:09:58, last time pvc status changed 00:09:31
>>>
>>> SH FRAME MAP OUTPUT
>>>
>>> RSRack1R1#sh frame map
>>> Serial0/0 (up): ip 163.1.12.2 dlci 102(0x66,0x1860), static,
>>> CISCO, status defined, active
>>>
>>> RSRack1R2#sh frame map
>>> Serial0/0 (up): ip 163.1.12.1 dlci 201(0xC9,0x3090), static,
>>> CISCO, status defined, active
>>>
>>> TRYING TO PING FROM R1 to R2 - DEBUG IP PACKET DETAIL
>>> RSRack1R1#ping 163.1.12.2
>>>
>>> Type escape sequence to abort.
>>> Sending 5, 100-byte ICMP Echos to 163.1.12.2, timeout is 2 seconds:
>>>
>>> *Mar 2 02:33:38.559: IP: tableid=0, s=163.1.12.1 (local),
>>> d=163.1.12.2(Serial0/0), routed via RIB
>>> *Mar 2 02:33:38.559: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:33:38.559: ICMP type=8, code=0.
>>> *Mar 2 02:33:41.559: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, encapsulation failed
>>> *Mar 2 02:33:41.559: ICMP type=8, code=0
>>> *Mar 2 02:33:41.559: IP: tableid=0, s=163.1.12.1 (local),
>>> d=163.1.12.2(Serial0/0), routed via RIB
>>> *Mar 2 02:33:41.559: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:33:41.563: ICMP type=8, code=0.
>>> *Mar 2 02:33:44.563: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, encapsulation failed
>>> *Mar 2 02:33:44.563: ICMP type=8, code=0
>>> *Mar 2 02:33:44.563: IP: tableid=0, s=163.1.12.1 (local),
>>> d=163.1.12.2(Serial0/0), routed via RIB
>>> *Mar 2 02:33:44.563: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:33:44.567: ICMP type=8, code=0.
>>> *Mar 2 02:33:47.567: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, encapsulation failed
>>> *Mar 2 02:33:47.567: ICMP type=8, code=0
>>> *Mar 2 02:33:47.567: IP: tableid=0, s=163.1.12.1 (local),
>>> d=163.1.12.2(Serial0/0), routed via RIB
>>> *Mar 2 02:33:47.567: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:33:47.571: ICMP type=8, code=0.
>>> *Mar 2 02:33:50.571: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, encapsulation failed
>>> *Mar 2 02:33:50.571: ICMP type=8, code=0
>>> *Mar 2 02:33:50.571: IP: tableid=0, s=163.1.12.1 (local),
>>> d=163.1.12.2(Serial0/0), routed via RIB
>>> *Mar 2 02:33:50.571: IP: s=163.1.12.1 (local), d=163.1.12.2
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:33:50.575: ICMP type=8, code=0.
>>> Success rate is 0 percent (0/5)
>>>
>>> TRYING TO PING FROM R2 to R1 - DEBUG IP PACKET DETAIL
>>>
>>> RSRack1R2#ping 163.1.12.1
>>>
>>> Type escape sequence to abort.
>>> Sending 5, 100-byte ICMP Echos to 163.1.12.1, timeout is 2 seconds:
>>>
>>> *Mar 2 02:35:31.275: IP: tableid=0, s=163.1.12.2 (local),
>>> d=163.1.12.1(Serial0/0), routed via FIB
>>> *Mar 2 02:35:31.275: IP: s=163.1.12.2 (local), d=163.1.12.1
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:35:31.279: ICMP type=8, code=0.
>>> *Mar 2 02:35:33.275: IP: tableid=0, s=163.1.12.2 (local),
>>> d=163.1.12.1(Serial0/0), routed via FIB
>>> *Mar 2 02:35:33.275: IP: s=163.1.12.2 (local), d=163.1.12.1
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:35:33.275: ICMP type=8, code=0.
>>> *Mar 2 02:35:35.275: IP: tableid=0, s=163.1.12.2 (local),
>>> d=163.1.12.1(Serial0/0), routed via FIB
>>> *Mar 2 02:35:35.275: IP: s=163.1.12.2 (local), d=163.1.12.1
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:35:35.275: ICMP type=8, code=0.
>>> *Mar 2 02:35:37.275: IP: tableid=0, s=163.1.12.2 (local),
>>> d=163.1.12.1(Serial0/0), routed via FIB
>>> *Mar 2 02:35:37.275: IP: s=163.1.12.2 (local), d=163.1.12.1
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:35:37.275: ICMP type=8, code=0.
>>> *Mar 2 02:35:39.275: IP: tableid=0, s=163.1.12.2 (local),
>>> d=163.1.12.1(Serial0/0), routed via FIB
>>> *Mar 2 02:35:39.275: IP: s=163.1.12.2 (local), d=163.1.12.1
>>> (Serial0/0),
>>> len 100, sending
>>> *Mar 2 02:35:39.275: ICMP type=8, code=0.
>>>
>>>
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