Fw: [問題] Linux系統連接光世代100M
※ [本文轉錄自 Fix-Network 看板 #1JbOR4pX ]
作者: csyow (Yow) 看板: Fix-Network
標題: [問題] Linux系統連接光世代100M
時間: Mon Jun 9 18:04:49 2014
請問有人用過 Linux 系統連光世代嗎?
我是用 CentOS 5.8 (Kernel 2.6.18-308)
原本使用光世代20M都很正常,速度也都有到
可是前陣子升級到100M,測速時發現只有40M
同一條線使用 XP 測速則可超過80M
所以應該是 Linux 系統設定的問題....
看到有人說要改
MTU=1492
MRU=1492
我把 ppp0 跟 eth0 都改成 1492
但還是沒有超過40M....
問中華電信客服則說他們沒有 Linux 相關的設定
請問有人知道 Linux 還要改什麼設定嗎?
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補充網卡資訊
#lspci -vvv 的結果是:
00:06.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado] (rev
78)
Subsystem: 3Com Corporation 3C905CX-TX/TX-M Fast Etherlink for PC
Management NIC
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 32 (2500ns min, 2500ns max), Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 217
Region 0: I/O ports at 2100 [size=128]
Region 1: Memory at 82105000 (32-bit, non-prefetchable) [size=128]
Expansion ROM at 82140000 [disabled] [size=128K]
Capabilities: [dc] Power Management version 2
Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
PME(D0+,D1+,D2+,D3hot+,D3cold+)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=2 PME-
Kernel driver in use: 3c59x
Kernel modules: 3c59x
3Com 3c905C-TX/TX-M 的網卡,驅動是 3c59x
執行 #ethtool eth0 有出現:
Port: MII
請問 MII 是指什麼呀?
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※ 轉錄者: csyow (218.211.33.254), 06/09/2014 18:10:33
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※ 編輯: csyow (218.211.33.254), 06/11/2014 09:28:49
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※ 編輯: csyow (218.211.33.254), 06/11/2014 15:31:25
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