[SOLVED] Internet connection problem

Issues related to configuring your network

[SOLVED] Internet connection problem

Postby Hodja » 2011/12/25 20:04:46

Hi everyone,

I run centos 5.7 on my desktop. Recently having problems getting an ip from the router and cannot connect the internet. Any help will be appreciated

Below is the output of getinfo.sh:


Information for network problems.
Code: Select all
== BEGIN uname -rmi ==
2.6.18-274.3.1.el5 i686 i386
== END   uname -rmi ==

== BEGIN rpm -qa \*-release\* ==
centos-release-5-7.el5.centos
centos-release-notes-5.7-0
rpmforge-release-0.5.2-2.el5.rf
== END   rpm -qa \*-release\* ==

== BEGIN cat /etc/redhat-release ==
CentOS release 5.7 (Final)
== END   cat /etc/redhat-release ==

== BEGIN getenforce ==
Disabled
== END   getenforce ==

== BEGIN free -m ==
             total       used       free     shared    buffers     cached
Mem:          2026        824       1201          0         36        506
-/+ buffers/cache:        281       1744
Swap:         2031          0       2031
== END   free -m ==

== BEGIN lspci -nn ==
00:00.0 Host bridge [0600]: Intel Corporation 82945G/GZ/P/PL Memory Controller Hub [8086:2770] (rev 02)
00:01.0 PCI bridge [0604]: Intel Corporation 82945G/GZ/P/PL PCI Express Root Port [8086:2771] (rev 02)
00:1b.0 Audio device [0403]: Intel Corporation N10/ICH 7 Family High Definition Audio Controller [8086:27d8] (rev 01)
00:1c.0 PCI bridge [0604]: Intel Corporation N10/ICH 7 Family PCI Express Port 1 [8086:27d0] (rev 01)
00:1c.1 PCI bridge [0604]: Intel Corporation N10/ICH 7 Family PCI Express Port 2 [8086:27d2] (rev 01)
00:1d.0 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #1 [8086:27c8] (rev 01)
00:1d.1 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #2 [8086:27c9] (rev 01)
00:1d.2 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #3 [8086:27ca] (rev 01)
00:1d.3 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #4 [8086:27cb] (rev 01)
00:1d.7 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB2 EHCI Controller [8086:27cc] (rev 01)
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev e1)
00:1f.0 ISA bridge [0601]: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge [8086:27b8] (rev 01)
00:1f.1 IDE interface [0101]: Intel Corporation 82801G (ICH7 Family) IDE Controller [8086:27df] (rev 01)
00:1f.2 IDE interface [0101]: Intel Corporation N10/ICH7 Family SATA IDE Controller [8086:27c0] (rev 01)
00:1f.3 SMBus [0c05]: Intel Corporation N10/ICH 7 Family SMBus Controller [8086:27da] (rev 01)
01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Redwood PRO [Radeon HD 5500 Series] [1002:68d9]
01:00.1 Audio device [0403]: ATI Technologies Inc Redwood HDMI Audio [Radeon HD 5600 Series] [1002:aa60]
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller [10ec:8168] (rev 02)
== END   lspci -nn ==

== BEGIN lsusb ==
Bus 003 Device 001: ID 0000:0000 
Bus 004 Device 001: ID 0000:0000 
Bus 005 Device 001: ID 0000:0000 
Bus 002 Device 001: ID 0000:0000 
Bus 001 Device 001: ID 0000:0000 
Bus 001 Device 002: ID 0bc2:3300 Seagate RSS LLC
Bus 001 Device 003: ID 04fc:0c15 Sunplus Technology Co., Ltd SPIF215A SATA bridge
Bus 001 Device 004: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
== END   lsusb ==

== BEGIN ifconfig -a ==
eth0      Link encap:Ethernet  HWaddr 00:1D:7D:7B:94:A9 
          UP BROADCAST RUNNING MULTICAST  MTU:64  Metric:1
          RX packets:79 errors:0 dropped:0 overruns:0 frame:0
          TX packets:186 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:12930 (12.6 KiB)  TX bytes:18615 (18.1 KiB)
          Interrupt:50 Base address:0x4000

lo        Link encap:Local Loopback 
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:6467 errors:0 dropped:0 overruns:0 frame:0
          TX packets:6467 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:3266656 (3.1 MiB)  TX bytes:3266656 (3.1 MiB)

sit0      Link encap:IPv6-in-IPv4 
          NOARP  MTU:1480  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

== END   ifconfig -a ==

== BEGIN route -n ==
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
== END   route -n ==

== BEGIN cat /etc/resolv.conf ==
# Generated by NetworkManager


# No nameservers found; try putting DNS servers into your
# ifcfg files in /etc/sysconfig/network-scripts like so:
#
# DNS1=xxx.xxx.xxx.xxx
# DNS2=xxx.xxx.xxx.xxx
# DOMAIN=lab.foo.com bar.foo.com
== END   cat /etc/resolv.conf ==

== BEGIN grep net /etc/nsswitch.conf ==
#networks:   nisplus [NOTFOUND=return] files
#netmasks:   nisplus [NOTFOUND=return] files     
netmasks:   files
networks:   files
netgroup:   nisplus
== END   grep net /etc/nsswitch.conf ==

== BEGIN chkconfig --list | grep -Ei 'network|wpa' ==
NetworkManager    0:off   1:off   2:off   3:on   4:on   5:on   6:off
network           0:off   1:off   2:on   3:on   4:on   5:on   6:off
wpa_supplicant    0:off   1:off   2:off   3:off   4:off   5:off   6:off
== END   chkconfig --list | grep -Ei 'network|wpa' ==

Hodja
 
Posts: 10
Joined: 2008/01/14 17:44:09
Location: istanbul

Re: Internet connection problem

Postby milosb » 2011/12/27 00:22:45

Hodja wrote:
== BEGIN chkconfig --list | grep -Ei 'network|wpa' ==
NetworkManager 0:off 1:off 2:off 3:on 4:on 5:on 6:off
network 0:off 1:off 2:on 3:on 4:on 5:on 6:off
wpa_supplicant 0:off 1:off 2:off 3:off 4:off 5:off 6:off
== END chkconfig --list | grep -Ei 'network|wpa' ==

[/code]


Clearly, you have both NetworkManager and network services activated simultaneously - and this is most likely the cause of your problems. I suggest you opt for one of these two services, and stop and deactivate the other.

Regards,
milosb
 
Posts: 661
Joined: 2009/01/18 00:39:15
Location: 44 49′14″N 20 27′44″E

Re: Internet connection problem

Postby Hodja » 2011/12/28 12:59:01

Thanks a lot milosb,:-) this solved my problem
Hodja
 
Posts: 10
Joined: 2008/01/14 17:44:09
Location: istanbul

[SOLVED] Internet connection problem

Postby pschaff » 2011/12/28 15:01:28

Thanks for reporting back. Marking this thread [SOLVED] for posterity.
pschaff
Retired Moderator
 
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