* Bila ada pergantian LANCARD pada ubuntu, langkah yang di jalankan adalah:

1. copy file “/etc/udev/rules.d/70-persistent-net.rules” menjadi “/etc/udev/rules.d/70-persistent-net.rules.asli
2. buka file “/etc/udev/rules.d/70-persistent-net.rules“, lalu hapus semua isi nya
3. restart ubuntu

 

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Restart service network linux :

sudo etc/init.d/networking restart 

*****

*Ciri-ciri LAN Card Bermasalah :

  1. Perhatikan Lampu LAN Card, apakah menyala / tidak. Jika tidak menyala (terutama sesudah booting), bisa dipastikan LAN card tersebut bermasalah walaupun fitur cek LAN Card dari BIOS berjalan normal dan cek list driver dengan perintah “lspci” list LAN Card menunjukkan ada.

00:00.0 Host bridge: Intel Corporation 82G33/G31/P35/P31 Express DRAM Controller (rev 10)
00:02.0 VGA compatible controller: Intel Corporation 82G33/G31 Express Integrated Graphics Controller (rev 10)
00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High Definition Audio Controller (rev 01)
00:1c.0 PCI bridge: Intel Corporation N10/ICH 7 Family PCI Express Port 1 (rev 01)
00:1c.1 PCI bridge: Intel Corporation N10/ICH 7 Family PCI Express Port 2 (rev 01)
00:1d.0 USB Controller: Intel Corporation N10/ICH7 Family USB UHCI Controller #1 (rev 01)
00:1d.1 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #2 (rev 01)
00:1d.2 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #3 (rev 01)
00:1d.3 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #4 (rev 01)
00:1d.7 USB Controller: Intel Corporation N10/ICH 7 Family USB2 EHCI Controller (rev 01)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1)
00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01)
00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller (rev 01)
00:1f.2 IDE interface: Intel Corporation N10/ICH7 Family SATA IDE Controller (rev 01)
00:1f.3 SMBus: Intel Corporation N10/ICH 7 Family SMBus Controller (rev 01)
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
03:00.0 Ethernet controller: 3Com Corporation Device ffff (rev 30)