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RE: [lwip-devel] IP fragmentation
From: |
Goldschmidt Simon |
Subject: |
RE: [lwip-devel] IP fragmentation |
Date: |
Wed, 9 May 2007 08:21:43 +0200 |
>I'm looking at the code to do the IP reassembly, and notice that it
appears
>that it is only able to handle a single fragmented payload at a time.
Is
>this really true, or am I seeing things again? If so, the
implementation
>is somewhat problematic in that if one of the fragments of an IP
datagram is
>lost, then the ip_reass_tmr has to expire before the stack can handle a
>fragment belonging to a new IP datagram. By default, this timer is set
to
>expire every seconds.
As far as I can see, you're right. What also disturbs me is that,
because
there is only one reassembly-buffer, you can only receive fragmented
IP-packets
from one host at a time. That's because I didn't enable IP_REASSEMBLY...
Or am I wrong and this would never happen??
Simon
- [lwip-devel] IP fragmentation, Thomas Taranowski, 2007/05/08
- RE: [lwip-devel] IP fragmentation,
Goldschmidt Simon <=
- Re: [lwip-devel] IP fragmentation, Jonathan Larmour, 2007/05/09
- RE: [lwip-devel] IP fragmentation, Goldschmidt Simon, 2007/05/09
- Re: [lwip-devel] IP fragmentation, Jonathan Larmour, 2007/05/09
- RE: [lwip-devel] IP fragmentation, Goldschmidt Simon, 2007/05/09
- Re: [lwip-devel] IP fragmentation, Jonathan Larmour, 2007/05/09
- Re: [lwip-devel] IP fragmentation, Thomas Taranowski, 2007/05/10
- RE: [lwip-devel] IP fragmentation, Goldschmidt Simon, 2007/05/11
- [lwip-devel] additional/optional protocols, Decker, Paul, 2007/05/23
- Re: [lwip-devel] additional/optional protocols, Kieran Mansley, 2007/05/24