Re: Dynagen Interface Issue

Hi Myung,

Encapsulation failed states that there is no appropriate L2 mapping done for
that particular destination or next hop to reach that destination.
So check ur arp table or frame mapping table .for the next hop mapping or
the destination mapping.

Regards
Hemanth Raj
CCIE#28593 (R&S)

On Fri, Oct 14, 2011 at 1:02 PM, Myung-Soo Ko <bacchus21_at_gmail.com> wrote:

> Hello, GS
> I build a Dynagen based virtual lab but I'm currently having a very strange
> interface related issue.
>
> R1(8.8.3.1) - SW1(8.8.3.3)
>
> From R1, I'm not able to ping to any other interfaces, so I captured debug
> ip packet msg, and it says "encapsulation failed". I copied .net file as
> well as IOS file from another PC, but there was no issues on another PC.
>
> Is it a known dynagen bug? I'm not sure what's causing this problem. Does
> anyone have a clue?
> Please advise me. I really appreciate.
>
> Regards,
> Myung-Soo
>
>
> --------------------------------------------------------------------------------------------------------------------------------------------
> R1#ping 8.8.3.3
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 8.8.3.3, timeout is 2 seconds:
> *Mar 1 01:26:03.499: IP: tableid=0, s=8.8.3.1 (local), d=8.8.3.3
> (FastEthernet0/0), routed via RIB
> *Mar 1 01:26:03.503: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, sending
> *Mar 1 01:26:03.507: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, encapsulation failed.
> *Mar 1 01:26:05.499: IP: tableid=0, s=8.8.3.1 (local), d=8.8.3.3
> (FastEthernet0/0), routed via RIB
> *Mar 1 01:26:05.503: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, sending
> *Mar 1 01:26:05.507: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, encapsulation failed.
> *Mar 1 01:26:07.499: IP: tableid=0, s=8.8.3.1 (local), d=8.8.3.3
> (FastEthernet0/0), routed via RIB
> *Mar 1 01:26:07.503: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, sending
> *Mar 1 01:26:07.507: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, encapsulation failed.
> *Mar 1 01:26:09.499: IP: tableid=0, s=8.8.3.1 (local), d=8.8.3.3
> (FastEthernet0/0), routed via RIB
> *Mar 1 01:26:09.503: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, sending
> *Mar 1 01:26:09.507: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, encapsulation failed.
> *Mar 1 01:26:11.499: IP: tableid=0, s=8.8.3.1 (local), d=8.8.3.3
> (FastEthernet0/0), routed via RIB
> *Mar 1 01:26:11.503: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, sending
> *Mar 1 01:26:11.507: IP: s=8.8.3.1 (local), d=8.8.3.3 (FastEthernet0/0),
> len 100, encapsulation failed.
> Success rate is 0 percent (0/5)
> R1#
>
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-- 
Problems arise because we talk,problems are not solved because we don't talk
So good or bad talk to your affectionate one's freely.
Yours Friendly,
H P HEMANTH RAJ
CCIE#28593 (R&S)
Cisco Systems
Blogs and organic groups at http://www.ccie.net