Просмотр и изменение текущей скорости сетевой карты
Просмотр сетевых карт:
| 1 | sudo ifconfig | 
Просмотр скорости по соединению:
| 1 | sudo ethtool eth0 | 
Например:
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | pavel@pavel-All-Series:~$ sudo ethtool eth0 Settings for eth0: 	Supported ports: [ TP MII ] 	Supported link modes:   10baseT/Half 10baseT/Full  	                        100baseT/Half 100baseT/Full  	                        1000baseT/Half 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: Symmetric Receive-only 	Advertised auto-negotiation: Yes 	Link partner advertised link modes:  10baseT/Half 10baseT/Full  	                                     100baseT/Half 100baseT/Full  	Link partner advertised pause frame use: Symmetric Receive-only 	Link partner advertised auto-negotiation: Yes 	Speed: 100Mb/s 	Duplex: Full 	Port: MII 	PHYAD: 0 	Transceiver: internal 	Auto-negotiation: on 	Supports Wake-on: pumbg 	Wake-on: g 	Current message level: 0x00000033 (51) 			       drv probe ifdown ifup 	Link detected: yes | 
Принудительное выставление интерфейсу скорости 1гиг:
| 1 | sudo ethtool -s eth0 duplex full speed 1000 autoneg off |