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Re: [lwip-users] UDP server - answer problem

From: Christiaan Simons
Subject: Re: [lwip-users] UDP server - answer problem
Date: Wed, 21 Sep 2005 11:55:54 +0200

address@hidden wrote on 21-09-2005

> I have written a UDP server using RAW API (lwIP 0.5.3 - on linux).

That's ancient by now... you really should try a newer lwIP.

> tcp_dump:
> 08:48:01.998649 > udp 25 (DF)
> 08:48:01.998680 > icmp: udp port
> 12024 unreachable [tos 0xc0]

Looks like is not listening on port 12024...
This suggests there is something with your client application.

> My UDP client works OK with other non lwIP serwers :\ I do not have any
> problems with TCP send and recv under lwIP.

We use lwIP's UDP without problems.

Christiaan Simons

Software Engineer
Axon Digital Design

+31 (0)13 511 66 66
+31 (0)13 511 41 51


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