Re: [coLinux-users] How set MTU and txlen?

[Holger K. <hol...@st...>]

Rainer Zocholl schrieb:
 
> I ran into  the problem, that a "funny hub" on the way between
> an SDSL and an ADSL Interface allows only an MTU of 1484!
> That "funny hub" (maybe a hidden tunnel) fagments every paket which 
> is greater than 1484 into a first paket of unusual 1000 bytes but
> is not generating ICMP when DF sez set, so the correct MTU 
> is undetectable by PMTUD.
> 
> How can set set the MTU permanently?

How about: ifconfig eth0 mtu 1484