To answer myself, the card appears to have been the problem, we replaced it and it works fine for the time being.
On Tue, 18 May 2010, Dimitris Zilaskos wrote: > > Dear all, > > First of all apologies if this list is not appropriate for such questions. > > We have a number of IBM System x3550 servers equiped with dual port PRO > 1000 PT network cards. > > 13:00.1 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet > Controll > er (rev 06) > Subsystem: Intel Corporation PRO/1000 PT Dual Port Server Adapter > > Some of them don't get along with all our switches. In particular with our > extreme networks summit x24T, cisco3750 and dell 6224. The link stays in > 10 Mbps no matter what we try (cable changes, port changes, forcing port > speed with ethtool or from switch settings, different rhel5 kernels, > downloading driver and compiling it from intel website). When they are > connected to the ports, the led flash about 3-4 times and the speed gets > at 10 Mbps. However the same card will connect with 1 Gbps to a dell 5424 > switch. > > Here is the ethtool output for one troubled system. eth0 is connected to > the extreme networks switch, eth1 to the cisco one. Connecting eth0 to > cisco with different cables does not help. However it worked for eth1 > which had the same issue with the extreme switch, but linked fine at 1 > Gbps with the cisco3750. > > Settings for eth0: > 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: 10Mb/s > Duplex: Full > Port: Twisted Pair > PHYAD: 1 > Transceiver: internal > Auto-negotiation: on > Supports Wake-on: d > Wake-on: d > Current message level: 0x00000001 (1) > Link detected: yes > 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: 1 > Transceiver: internal > Auto-negotiation: on > Supports Wake-on: d > Wake-on: d > Current message level: 0x00000001 (1) > Link detected: yes > > What can I try to resolve this problem? Are the cards just faulty (the > problem is present to 4 identical nodes out of a total of 8). > -- ============================================================================= Dimitris Zilaskos GridAUTH Operations Centre @ Aristotle University of Thessaloniki , Greece Tel: +302310998988 Fax: +302310994309 http://www.grid.auth.gr ============================================================================= ------------------------------------------------------------------------------ _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
