[nsp] Ethernet/G.703 converter & Cisco G.703 interface

sthaug at nethelp.no sthaug at nethelp.no
Mon Apr 26 14:57:51 EDT 2004


> I've tried to configure bridging on my router:
...
> But all packets I receives from ethernet port of the converter are 
> prepended with strange four bytes: 0f 00 65 58 (I'm using tcpdump). This 
> header is not changed in time. There is usual packet with mac and ip 
> headers after this fragment.

Most likely you're seeing some kind of proprietary encapsulation that 
your Ethernet/G.703 converters use. I had hoped it would be clear from
previous messages: You don't have a chance here unless you *know* how
your Ethernet/G.703 converters work - and even then most likely it 
won't work.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no


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