Can't Navigate My LAN Or Ping

[Leonard Chatagnier]

--- On Sat, 12/6/08, Mark Kirkwood <markir at paradise.net.nz> wrote:

> From: Mark Kirkwood <markir at paradise.net.nz>
> Subject: Re: Can't Navigate My LAN Or Ping
> To: "Ubuntu user technical support, not for general discussions" <ubuntu-users at lists.ubuntu.com>
> Date: Saturday, December 6, 2008, 5:53 PM
> Leonard Chatagnier wrote:
> >
> > Think I've done that before but here it is again.
> > But you may have to interpret it as it looks like
> > it says 192.168.1.254 that it always has been.
> > lchata at ubuntu:~$ netstat -Frn
> > Kernel IP routing table
> > Destination     Gateway         Genmask         Flags 
>  MSS Window  irtt Iface
> > 192.168.1.0     0.0.0.0         255.255.255.0   U     
>    0 0          0 eth0
> > 192.168.1.0     0.0.0.0         255.255.255.0   U     
>    0 0          0 wlan0
> > 169.254.0.0     0.0.0.0         255.255.0.0     U     
>    0 0          0 wlan0
> > 0.0.0.0         192.168.1.254   0.0.0.0         UG    
>    0 0          0 wlan0
> > 0.0.0.0         192.168.1.254   0.0.0.0         UG    
>    0 0          0 eth0
> > lchata at ubuntu:~$
> >
> >   
> 
> Immediately after posting I noticed that both your wired
> (eth0) and 
> wireless (wlan0) interfaces are using the 192.168.1.0
> network. This 
> strikes me as a likely source of problems.
> 
Is it not because you don't have NIC, meaning a wired card on the laptop?
I don't know myself.  but both were setup by default and
have been there a long time.  They have the same IPs set up but
I will show the output you requested as I need all the help I can get.

> Here is the equivalent output from my Ubtuntu laptop:
> 
> [markir at zul:~]$ netstat -Frn
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags   MSS
> Window  irtt 
> Iface
> 192.168.1.0     0.0.0.0         255.255.255.0   U         0
> 0          0 
> wlan0
> 169.254.0.0     0.0.0.0         255.255.0.0     U         0
> 0          0 
> wlan0
> 0.0.0.0         192.168.1.1     0.0.0.0         UG        0
> 0          0 
> wlan0
> 
> i.e no eth0 - if I  specifically list  lwan0 and eth0
> setup, I see that 
> eth0 is unconfigured (as it should be...):
> 
>  [markir at zul:~]$ ifconfig eth0
> eth0      Link encap:Ethernet  HWaddr 00:1b:fc:38:52:c8 
>           UP BROADCAST MULTICAST  MTU:1500  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:1000
>           RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>           Interrupt:219 Base address:0x6000
> 
> [markir at zul:~]$ ifconfig wlan0
> wlan0     Link encap:Ethernet  HWaddr 00:1b:77:10:2e:af 
>           inet addr:192.168.1.14  Bcast:192.168.1.255 
> Mask:255.255.255.0
>           inet6 addr: fe80::21b:77ff:fe10:2eaf/64
> Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500 
> Metric:1
>           RX packets:191 errors:0 dropped:0 overruns:0
> frame:0
>           TX packets:167 errors:0 dropped:0 overruns:0
> carrier:0
>           collisions:0 txqueuelen:1000
>           RX bytes:37546 (37.5 KB)  TX bytes:32908 (32.9
> KB)
> 
> 
> It might be worthwhile to post the output of these commands
> from your 
> 'ubuntu' host.
> 
> Cheers
> 
> Mark
> 
> Mark
> 
lchata at ubuntu:~$ ifconfig eth0
eth0      Link encap:Ethernet  HWaddr 00:50:04:99:48:F4
          inet addr:192.168.1.2  Bcast:192.168.1.255  Mask:255.255.255.0
          UP BROADCAST MULTICAST  MTU:1500  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:1000
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
          Interrupt:11 Base address:0x4000

lchata at ubuntu:~$ ifconfig wlan0
wlan0     Link encap:Ethernet  HWaddr 00:12:17:92:33:D8
          inet addr:192.168.1.2  Bcast:192.168.1.255  Mask:255.255.255.0
          inet6 addr: fe80::212:17ff:fe92:33d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:24179 errors:0 dropped:0 overruns:0 frame:0
          TX packets:21405 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:18065309 (17.2 MB)  TX bytes:5055918 (4.8 MB)

lchata at ubuntu:~$

Leonard Chatagnier
lenc5570 at sbcglobal.net