Re: Changing MTU size

2014-10-03 Thread Daniel Ouellet
On 10/3/14 6:43 PM, Stuart Henderson wrote: > On 2014-10-03, Daniel Ouellet wrote: >> But this had nothing to do with options in hardware network cards >> configuration like half duplex, full duplex, auto negotiation, speed, >> mtu, etc. > > er, there is option 26, interface mtu. however dhclient

Re: Changing MTU size

2014-10-03 Thread Stuart Henderson
On 2014-10-03, Daniel Ouellet wrote: > But this had nothing to do with options in hardware network cards > configuration like half duplex, full duplex, auto negotiation, speed, > mtu, etc. er, there is option 26, interface mtu. however dhclient(8) appears to ignore it.

Re: Changing MTU size

2014-10-03 Thread Daniel Ouellet
I totally failed to see the relevance of the dhclient here. Option in DHCP have nothing to do with options in hardware specific network card configuration. Options (255 possible) in dhcp are like either specify in their number or in many cases with their name to make it easy for human, lke 1 ->

Re: Changing MTU size

2014-10-03 Thread trondd
The man page for dhclient.conf shows the ability to ignore options sent by the dhcp server. If hostname.* doesn't do it, that might be necessary. Tim. On Fri, Oct 3, 2014 at 4:10 AM, Daniel Ouellet wrote: > On 10/2/14 11:39 PM, Daniel Ouellet wrote: > > May be a bit more for you as well under

Re: Changing MTU size

2014-10-03 Thread Daniel Ouellet
On 10/2/14 11:39 PM, Daniel Ouellet wrote: > May be a bit more for you as well under man hostname.if > > in the description it said this. "Any lines not matching these packed > formats are passed directly to ifconfig(8)." > > and this section. > > options > Miscellaneous options to set on t

Re: Changing MTU size

2014-10-03 Thread Alexander Hall
Unless dhclient fiddles with mtu, which i really don't believe, just add "mtu 1476" on a line in /etc/hostname.re1 /Alexander On 3 October 2014 04:34:15 CEST, Jay Hart wrote: >For reasons beyond my control and if I want to continue running my own >email server, I need to >change the MTU size to

Re: Changing MTU size

2014-10-02 Thread Richard Toohey
On 10/03/14 16:27, Daniel Ouellet wrote: Unless I do not read the man page properly the information is available there. NAME ifconfig — configure network interface parameters SYNOPSIS ifconfig[-AaC] [interface] [address_family] [address [dest_address]] [parameters] ... and lower you ha

Re: Changing MTU size

2014-10-02 Thread Daniel Ouellet
Unless I do not read the man page properly the information is available there. NAME ifconfig — configure network interface parameters SYNOPSIS ifconfig[-AaC] [interface] [address_family] [address [dest_address]] [parameters] ... and lower you have: ... The following parameters may be se

Re: Changing MTU size

2014-10-02 Thread trondd
I'm pretty sure that any parameter you can pass to ifconfig on the command line, you can also put into the interface's /etc/hostname.* file. It will then be set at every boot or anytime the interface is restarted with netstart. Tim.

Changing MTU size

2014-10-02 Thread Jay Hart
For reasons beyond my control and if I want to continue running my own email server, I need to change the MTU size to max of 1476. I ran "ifconfig re1 mtu 1476", and this command took, ifconfig reported mtu size of 1476. Re1 is setup using dhcp and I want to know how to make this (mtu size 1476