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Re: Bezeq ADSL setup
- To: Happy Linux Campers <linux-il(at-nospam)linux.org.il>
- Subject: Re: Bezeq ADSL setup
- From: Shachar Shemesh <linuxil(at-nospam)consumer.org.il>
- Date: Wed, 13 Jun 2001 11:33:40 +0300
- CC: Dani Arbel <darbel(at-nospam)techunix.technion.ac.il>
- Delivered-To: linux.org.il-linux-il@linux.org.il
- References: <Pine.GSO.4.33.0106130917420.5470-100000@techunix.technion.ac.il> <3B271DFA.8010509@consumer.org.il>
- Sender: linux-il-bounce(at-nospam)cs.huji.ac.il
- User-Agent: Mozilla/5.0 (X11; U; Linux 2.2.14-5.0 i686; en-US; rv:0.9.1) Gecko/20010607
Shachar Shemesh wrote:
> Dani Arbel wrote:
>
>> Shachar,
>> There is no point trying to send a packet larger than your own intrface
>> MTU, with the dont fragment bit set. It shouldn't leave your machine in
>> the first place (because the packet must be fragmented).
>> Dani
>>
>
> Oh, so you spotted this fact too ;)
>
> Yes, but using -d 1460 should send an 1500 bytes TCP packet, which
> WILL test the circumstances we are looking for.
>
> Shachar
>
>
Excuse me for replying to my own mail.
I just retested this. A 1500 bytes packet leaves the machine
unfragmented, but the IP stack resets the "don't fragment" flag. Sending
a 1498 bytes packet causes the local IP stack to leave the packet as it was.
Use -d 1458, then.
Sh.
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