December 8, 2009

Internet is not working in RHEL5


I installed RHEL 5 in my PC, already windows XP is running in my system. I am not able to connect to internet from Linux, but internet is working in windows XP.

I got the below out put for lspci -vv command for ethernet controller

01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E PCI Express Fast Ethernet controller (rev 01)
Subsystem: Intel Corporation Unknown device d607
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 11
Region 0: I/O ports at 1000 [size=256]
Region 2: Memory at 90000000 (64-bit, non-prefetchable) [size=4K]
Expansion ROM at 90200000 [disabled] [size=128K]
Capabilities: [40] Power Management version 2
Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA PME(D0-,D1+,D2+,D3hot+,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [48] Vital Product Data
Capabilities: [50] Message Signalled Interrupts: 64bit+ Queue=0/1 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [60] Express Endpoint IRQ 0
Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag+
Device: Latency L0s <128ns, L1 unlimited
Device: AtnBtn+ AtnInd+ PwrInd+
Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported-
Device: RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
Device: MaxPayload 128 bytes, MaxReadReq 512 bytes
Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s, Port 0
Link: Latency L0s unlimited, L1 unlimited
Link: ASPM Disabled RCB 64 bytes CommClk- ExtSynch-
Link: Speed 2.5Gb/s, Width x1
Capabilities: [84] Vendor Specific Information

when i restart network i got the below eror.

[root@localhost init.d]# ./network restart
Shutting down loopback interface: [ OK ]
Bringing up loopback interface: [ OK ]
Bringing up interface eth0: 3c501 device eth0 does not seem to be present, delaying initialization.
[root@localhost init.d]#

Can any one please help me to sort out this issue. Please let me know if any more information required.

Thanks in advance.