cannot set speed to 1000/FD

Steven C. Liu sliu at steven-c-liu.com
Mon Feb 25 01:14:16 UTC 2008


Folks,

I recently replaced a FE 3Com card in my Linux server (hostname is 
imladris) with a Netgear GigE card.  I am unable to set it to 1000FD, no 
matter what I do.  I tried forcing it using 'ethtool -s', and setting 
autoneg off and on.  Rebooting didn't help.  Using a different port on 
my GigE switch/hub didn't help.

BTW - I also put a duplicate Netgear GigE card into another Linux server 
(hostname is numenor; additional NIC, not a replacement -- if it  
matters).  On numenor, that NIC is at 1000FD.

I have not yet tried swapping the port and ethernet cable between 
imladris and numenor...

Any other suggestions?  I included some system information below.

TIA,

Steve

---
[root at imladris ~]# ethtool eth1
Settings for eth1:
        Supported ports: [ TP ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Advertised auto-negotiation: Yes
        Speed: 100Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: on
        Supports Wake-on: pumbg
        Wake-on: g
        Current message level: 0x00000033 (51)
        Link detected: yes
[root at imladris ~]# ethtool -i eth1
driver: r8169
version: 2.2LK-NAPI
firmware-version:
bus-info: 0000:01:05.0
[root at imladris ~]# uname -a
Linux imladris.steven-c-liu.com 2.6.22.9-61.fc6 #1 SMP Thu Sep 27 
18:48:03 EDT 2007 i686 i686 i386 GNU/Linux
[root at imladris ~]#

---
[root at numenor ~]# ethtool eth1
Settings for eth1:
        Supported ports: [ TP ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Advertised auto-negotiation: Yes
        Speed: 1000Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: on
        Supports Wake-on: pumbg
        Wake-on: g
        Current message level: 0x00000033 (51)
        Link detected: yes
[root at numenor ~]# ethtool -i eth1
driver: r8169
version: 2.2LK-NAPI
firmware-version:
bus-info: 0000:00:09.0
[root at numenor ~]# uname -a
Linux numenor.steven-c-liu.com 2.6.22.9-61.fc6 #1 SMP Thu Sep 27 
18:48:03 EDT 2007 i686 i686 i386 GNU/Linux
[root at numenor ~]#





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