D-Link DGE 530-T Gigabit Ethernet Controller, unreliable

- Using Fedora 12. - Linux 2.6.31.5-127.fc12.x86_64 #1 SMP Sat Nov 7 21:11:14 EST 2009 x86_64 x86_64 x86_64 GNU/Linux - Tried switching between two cards, cables, ports, switches, ethtool in different autoneg/1000/100 configs using all other known good hardware. - skge driver gives no errors,

Intel Corporation 82541PI Gigabit Ethernet Controller, Detected Tx Unit Hang

- Using Fedora 12. - Linux 2.6.31.5-127.fc12.x86_64 #1 SMP Sat Nov 7 21:11:14 EST 2009 x86_64 x86_64 x86_64 GNU/Linux - Tried switching pci slots, cables, ports, ethtool in different autoneg/1000/100 configs using all other known good hardware. - Upgraded to latest e1000-8.0.18 driver from intel