原來這個老兄是 用我之前附件 TCP Optimizer 這個程式
其中有一個功能 Largest MTU
這個功能主要是要找出目前你的連線, 某一個途徑[特定網址], 最大size非破碎的封包的數值為何? 讓你知道目前連線(特定網址)的最佳MTU數值
http://www.speedguide.net/tcpoptimizer.php#mtu (說明)
程式 請參考附件檔案
此文章於 2009-04-02 10:18 PM 被 chih_haohung 編輯。
這是我的 Seednet 3M/768K FTTC+VDSL 光纖網路
有透過IP分享器
66.230.207.58
Pinging [66.230.207.58] with 40 bytes ->bytes=40 time=254ms TTL=46
Pinging [66.230.207.58] with 750 bytes ->bytes=750 time=267ms TTL=46
Pinging [66.230.207.58] with 1125 bytes ->bytes=1125 time=272ms TTL=46
Pinging [66.230.207.58] with 1312 bytes ->bytes=1312 time=276ms TTL=46
Pinging [66.230.207.58] with 1406 bytes ->bytes=1406 time=279ms TTL=46
Pinging [66.230.207.58] with 1453 bytes ->bytes=1453 time=278ms TTL=46
Pinging [66.230.207.58] with 1476 bytes -> ..fragmented
Pinging [66.230.207.58] with 1465 bytes ->IcmpSendEcho(): 0
Pinging [66.230.207.58] with 40 bytes ->bytes=40 time=254ms TTL=46
Pinging [66.230.207.58] with 750 bytes ->bytes=750 time=266ms TTL=46
Pinging [66.230.207.58] with 1125 bytes ->bytes=1125 time=272ms TTL=46
Pinging [66.230.207.58] with 1312 bytes ->bytes=1312 time=276ms TTL=46
Pinging [66.230.207.58] with 1406 bytes ->bytes=1406 time=277ms TTL=46
Pinging [66.230.207.58] with 1453 bytes ->bytes=1453 time=277ms TTL=46
Pinging [66.230.207.58] with 1476 bytes -> ..fragmented
Pinging [66.230.207.58] with 1465 bytes -> ..fragmented
Pinging [66.230.207.58] with 1459 bytes ->bytes=1459 time=279ms TTL=46
Pinging [66.230.207.58] with 1462 bytes ->bytes=1462 time=279ms TTL=46
Pinging [66.230.207.58] with 1463 bytes ->bytes=1463 time=277ms TTL=46
Pinging [66.230.207.58] with 1464 bytes ->bytes=1464 time=278ms TTL=46
The largest possible non-fragmented packet is 1464 (1492 - 28 ICMP & IP headers).
You can set your MTU to 1492
書籤