re0: RealTek 8168/8111B: no carrier

Pyun YongHyeon pyunyh at gmail.com
Tue Nov 6 16:24:42 PST 2007


On Tue, Nov 06, 2007 at 04:38:19PM +0200, Alexander Shikoff wrote:
 > On Tue, Nov 06, 2007 at 04:19:14PM +0200, Alexander Shikoff wrote:
 > > Hello,
 > > 
 > > I have box with 7.0-BETA2 installed (csup-ed and built today).
 > > There is a problem with on-board Gigabit Realtek card:
 > > 
 > > re0: <RealTek 8168/8111B PCIe Gigabit Ethernet> port 0xc000-0xc0ff mem 0xf2000000-0xf2000fff irq 17 at device 0.3
 > > re0: Using 2 MSI messages
 > > miibus0: <MII bus> on re0
 > > re0: Ethernet address: 00:1a:4d:52:4e:b1
 > > re0: [FILTER]
 > > re0: [FILTER]
 > > 
 > > It is connected to another FreeBSD 6.2 box with cross-over UTP-cable.
 > > At the other side there is 'active' status. But re0 at my side
 > > shows always 'no carrier'. I tried to change UTP-patch-cord but
 > > without success.
 > > 
 > > # pciconf -lv
 > > [...]
 > > re0 at pci0:3:0:0: class=0x020000 card=0xe0001458 chip=0x816810ec rev=0x01 hdr=0x00
 > >     vendor     = 'Realtek Semiconductor'
 > >     device     = 'RTL8168/8111 PCI-E Gigabit Ethernet NIC'
 > >     class      = network
 > >     subclass   = ethernet
 > > [...]
 > 
 > Further investigation... It seems that re(4) driver does not
 > support auto-negotiation correctly. If I manually set media to 100baseTX and 
 > bring up interface with 'ifconfig re0 up' then it works.
 > 

Would you show me more information for link partner(i.e. FreeBSD 6.2 box)?

-- 
Regards,
Pyun YongHyeon


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