Re: JUMBO FRAMES

Why is that you won't see retransmissions if it is not TCP ?
Try SIP over UDP, you will see retransmissions.
NFS over UDP ? Same thing.
Just because TCP is not in charge of them does not mean they will not
take place :)
-Carlos

Marko Milivojevic @ 8/6/2011 15:34 -0300 dixit:
> Is the application TCP? If it isn't, you won't see the retransmissions.
>
> And yeah - traffic is very likely being dropped by the switch, but
> lacking any command output, it's hard to say for sure :-)
>
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> On Wed, Jun 8, 2011 at 08:32, Bernard Steven <buny.steven_at_gmail.com> wrote:
>> What will happen if a server sends a jumbo frame to the connected switch
>> that does not support (not configured) Jumbo frames ?
>>
>> My problem is when i capture traffic from server IF (tcpdump ) , i see large
>> frames (1518<) , in the mean time , switch is not configured for JF and also
>> i don't see any retransmissions in tcpdump. (assuming switch discards the
>> jumbo frame). And also i dont have any visibility on the other end of the
>> communication. Some how , application does not work.Switch is a 4948.
>>
>>
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Carlos G Mendioroz  <tron_at_huapi.ba.ar>  LW7 EQI  Argentina
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