Why none of the interfaces / NIC ports are getting detected in the system ?

Solution Verified - Updated -

Issue

  • After boot, system shows no interface in ifconfig output.
~ ]$ cat sos_commands/networking/ip_link 
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: sit0: <NOARP> mtu 1480 qdisc noop 
    link/sit 0.0.0.0 brd 0.0.0.0
  • Below are the available NICs on the system:
~ ]# grep -i ethernet lspci 
04:00.0 Ethernet controller: Intel Corporation Unknown device 10f8 (rev 01)
04:00.1 Ethernet controller: Intel Corporation Unknown device 10f8 (rev 01)
[root@nchavan bltabscc01.01124588-354586]# 
[root@nchavan bltabscc01.01124588-354586]# grep -i 04:00 lspci 
04:00.0 Ethernet controller: Intel Corporation Unknown device 10f8 (rev 01)
04:00.1 Ethernet controller: Intel Corporation Unknown device 10f8 (rev 01)
04:00.0 0200: 8086:10f8 (rev 01)
04:00.1 0200: 8086:10f8 (rev 01)
~ ]#

Environment

  • Red Hat Enterprise Linux 5.3
  • kernel-2.6.18-128.el5
  • Ethernet controller: Intel Corporation Unknown device 10f8 (rev 01)

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