Ubuntu 16.04 で MTU の値を変更する方法を紹介します MTU は一度に送信するパケットのサイズを指定するネットワークのオプションです 大抵はデフォルトの 1500 で問題ないのですが環境によっては 1500 だと大きすぎる場合があります. 環境. Ubuntu 16.04; 一時的に変更

The leading operating system for PCs, IoT devices - Ubuntu Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. Get Ubuntu | Download | Ubuntu Download Ubuntu desktop, Ubuntu Server, Ubuntu for Raspberry Pi and IoT devices, Ubuntu Core and all the Ubuntu flavours. Ubuntu is an open-source software platform that runs everywhere from the PC to the server and the cloud. Linux MTU Change Size - nixCraft Oct 22, 2009

root@rayquang-desktop:~# ifconfig eth1 mtu 9000 SIOCSIFMTU: Invalid argument. Could anyone help me to increase the MTU. Details: NIC: NETGEAR GA311; Switch: NETGEAR GS105, running Ubuntu 10.10 and Debian Lenny on desktop, server respectively. Help would be greatly appreciated, RayQuang

root@rayquang-desktop:~# ifconfig eth1 mtu 9000 SIOCSIFMTU: Invalid argument. Could anyone help me to increase the MTU. Details: NIC: NETGEAR GA311; Switch: NETGEAR GS105, running Ubuntu 10.10 and Debian Lenny on desktop, server respectively. Help would be greatly appreciated, RayQuang

client dev tun proto tcp remote 18.4.26.8 443 resolv-retry infinite nobind tun-mtu 64800 tun-mtu-extra 32 mssfix 1440 persist-key persist-tun auth-user-pass comp-lzo verb 3 I made some changes to MTU and MSSFIX from what I found on the web. Are there any kernel changes I could make? This is a …

So the DHCP is actually setting the MTU size. In Ubuntu, you can edit the following file: /etc/dhcp/dhclient.conf. Just BEFORE the request line set this two commands: default interface-mtu 1500; supercede interface-mtu 1500; I don't know how to set it in Red Hat, but I think the file is called dhcpd.conf. Hope this helps!