Date: Thu, 14 May 2009 09:53:15 -0600 From: Tim Judd <tajudd@gmail.com> To: James Tanis <jtanis@mdchs.org> Cc: freebsd-stable@freebsd.org, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: issues with Intel Pro/1000 and 1000baseTX Message-ID: <ade45ae90905140853r337979d4n45d382889c4245e3@mail.gmail.com> In-Reply-To: <4A0C34DC.9040508@mdchs.org> References: <4A0C34DC.9040508@mdchs.org>
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On Thu, May 14, 2009 at 9:12 AM, James Tanis <jtanis@mdchs.org> wrote: > I have a FreeBSD v7.0 box it has two Intel Pro/1000 NICs, the one in > question is: > > em1: <Intel(R) PRO/1000 Network Connection Version - 6.7.3> port > 0x2020-0x203f mem 0xd8060000-0xd807ffff,0xd8040000-0xd805ffff irq 19 at > device 0.1 on pci4 > > what we get after boot is: > > em1: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 > mtu 1500 > options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4> > ether 00:30:48:xx:xx:xx > inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255 > media: Ethernet autoselect (100baseTX <full-duplex>) > status: active > > The problem is that the NIC refuses to connect at 1000baseTX. > > It's connected to a HP Procurve 1700-24 switch which supports 1000baseTX on > ports 23 and 24. This particular computer is connected on port 24. I have a > much older end user system which uses the same card (but earlier revision), > runs Windows XP and is plugged in to port 23. The end user system has no > problem connecting at 1000baseTX. I have of course tried switching ports. > > Attempting to force 1000baseTX via: > > ifconfig em1 media 1000baseTX mediaopt full-duplex > > gets me: > > status: no carrier > > After forcing the NIC to go 1000baseTX the LEDs on the backpane are both > off. I can only come to the conclusion that this is a driver issue based on > previous experience and the simple fact that the end user system is capable > of connecting at 1000baseTX. Anybody have any suggestions? I'm hoping I'm > wrong. I'd rather not do an in-place upgrade, this is a production system > and the main gateway for an entire school, when I do not even know for sure > whether this will fix the problem. It's worth it to me though, having a > 1000baseTX uplink from the switch would remove a major bottleneck for me. > > Any help would be appreciated. > > -- > James Tanis > Technical Coordinator > Computer Science Department > Monsignor Donovan Catholic High School > I'm going to point the finger at the possibility of the Ethernet cable itself. Gigabit link requires CAT5e or better (CAT6). A CAT5 alone is NOT enough to give gigabit speeds. Check the markings on the cable, replace if it's not a 5e or 6 and try again. This includes the discussion of proper terminating and twist requirements. --Tim
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