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djoe Guest
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Posted: Tue Apr 25, 2006 7:50 pm Post subject: Packet fragmentation |
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can one configure the ethernet interface of a router to do packet
fragementation? |
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Arnold Nipper Guest
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Posted: Tue Apr 25, 2006 7:50 pm Post subject: Re: Packet fragmentation |
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On 25.04.2006 21:07 djoe wrote
| Quote: | can one configure the ethernet interface of a router to do packet
fragementation?
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A router will always do fragmentation *unless* the sender hat set the DF
(don't fragment) bit.
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Arnold Nipper, AN45 |
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Steinar Haug Guest
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Posted: Tue Apr 25, 2006 8:50 pm Post subject: Re: Packet fragmentation |
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| Quote: | A router will always do fragmentation *unless* the sender hat set the
DF (don't fragment) bit.
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Depends on how you define router. There are plenty of "L3 switches" and
similar boxes that will forward packets based on IP address, but won't
perform fragmentation.
Steinar Haug, Nethelp consulting, sthaug@nethelp.no |
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Arnold Nipper Guest
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Posted: Tue Apr 25, 2006 10:50 pm Post subject: Re: Packet fragmentation |
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On 25.04.2006 22:29 Steinar Haug wrote
| Quote: | A router will always do fragmentation *unless* the sender hat set the
DF (don't fragment) bit.
Depends on how you define router. There are plenty of "L3 switches" and
similar boxes that will forward packets based on IP address, but won't
perform fragmentation.
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See RFC 1812 4.2.2.7 ... "Fragmentation, as described in [INTERNET:1],
MUST be supported by a router."
--
Arnold Nipper, AN45 |
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