Strange MTU-ish problem

[Mikkel L. Ellertson]

Timothy Murphy wrote:
> 
> Under Windows XP Run=>cmd I get
> 
> ping www.google.com -f -l 1490
> ...
> Packet needs to be fragmented but DF set
> <repeated several times>
> 
> ping www.google.com -f -l 1460
> ...
> Reply from ...bytes = 56 (sent 1460) time = 81ms ...
> <repeated several times>
> 
> Is there a similar option for ping under Fedora?
> 
You may want to take a look at the ping man page:

The -f and I believe the -s options.

> To return to my original question,
> I wonder if "sudo ifconfig eth1 mtu 1460"
> does not in fact have the required effect?
> (It does change the MTU, as given by ifconfig;
> but I wondered if the change had to be made
> somewhere else as well?)
> 
You can add "MTU=1492" to /etc/sysconfig/network-scripts/ifcfg-eth1.

Mikkel
-- 

  Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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