Penetration Testing: Re: AS400 telnet traffic

["Art Cooper" <acooper () pop innerwall com>]

If I remember correctly - the AS400 may be encoding EBCDIC and that's why it 
looks like gobbedly-gook.. I could be wrong, but I think that's it...

On 20 Apr 2006 16:37:33 -0000, gamgamus wrote
> Hello,
>
> I have captured some AS400 telnet traffic with tcpdump on port tcp 23.
>
> It seems to be encoded in some way, because I only can see a few 
> initial cleartext words, like: IBMRSEED, KBDTYPE, CODEPAGE, IBM-
> 3477. The following stream of words are unreadable with encoding or chiper.
>
> When I see the dump with Ethereal, the decoded data are like:
>
> \000\r\022\240\000\000\004 and goes on...
>
> Does anyone known how to decode this capture to get the cleartext form?
>
> Thanks in advance,
>
> Gam.

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