Network: April 2010 Archives

Change Windows MTU

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Ethernet 的 MTU 是 1500, PPPoE 是 1492 (Windows 下的 PPPoE 是 1480)
只有在特殊狀況時才需要修改 MTU, 例如連不上某個點

Windows 2000/XP
新增 DWORD 值, 名稱 MTU, 值 1492 (十進位)

Windows Vista/7
netsh interface ipv4 set subinterface "區域連線" mtu=1492 store=persistent

ifconfig [interface] mtu 1492

ref. Windows XP 的 TCP/IP 及 NBT 設定參數
如何在 Windows XP 中變更 PPPoE MTU 大小
Chaning the MTU for a specific network interface.

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