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--- informatica:linux:comprobar_velocidad_tarjeta_red [2009/03/13 09:38] – 194.179.83.89
+++ informatica:linux:comprobar_velocidad_tarjeta_red [2009/03/13 09:39] – borrado 194.179.83.89
@@ Line 1: / Line 1: @@
-red ethernet eth interfaces velocidad
-**ANTECEDENTES**
-Tenemos una tarjeta de red, y queremos saber si soporta velocidades de 10000mbps ('gigabit')
-**SOLUCIÓN**
-(Como root)
-. Suponiendo que la tarjeta de red sea 'etho':
-  dmesg | grep eth0
-  [    1.990066] e1000: eth0: e1000_probe: Intel(R) PRO/1000 Network Connection
-  [  536.704969] e1000: eth0: e1000_watchdog: NIC Link is Up 10 Mbps Half Duplex, Flow Control: None
-  [  758.407797] eth0: no IPv6 routers present
-En este caso va a 10mbps = mojón
-Mejor instalar ethtool que te dice todo lo que soporta y a cuanto está ahora:
-  #apt-get install ethtool
-  # ethtool eth0
-  Settings for eth0:
-        Supported ports: [ MII ]
-        Supported link modes:   10baseT/Half 10baseT/Full
-baseT/Half 100baseT/Full
-baseT/Full
-        Supports auto-negotiation: Yes
-        Advertised link modes:  10baseT/Half 10baseT/Full
-baseT/Half 100baseT/Full
-baseT/Full
-        Advertised auto-negotiation: Yes
-        Speed: 100Mb/s
-        Duplex: Full
-        Port: MII
-        PHYAD: 0
-        Transceiver: external
-        Auto-negotiation: on
-        Supports Wake-on: g
-        Wake-on: d
-        Link detected: yes