T o n g wrote: > I just tested my network speed. It is only 10MB. But I think it can do > better. So, > > - How can tell if my network cards can do better than 10MB? > - What's the most probable reason for the slow network speed? I.e., which > is a good order that I check for the problem?
Start with 'lspci' then install 'ethtool' and see what the card reports. # lspci | grep -i eth 00:19.0 Ethernet controller: Intel Corporation 82567LM-3 Gigabit Network Connection (rev 02) # apt-get install ethtool # ethtool eth0 Settings for eth0: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Supported pause frame use: No Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: Yes Speed: 1000Mb/s Duplex: Full Port: Twisted Pair PHYAD: 2 Transceiver: internal Auto-negotiation: on MDI-X: on Supports Wake-on: pumbg Wake-on: g Current message level: 0x00000001 (1) drv Link detected: yes Bob
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