Re: Laptop Connects to WAP, But Cannot Access 'Net

Hi Rich,

On Sat, Mar 31, 2012 at 9:28 PM, Rich Shepard <[email protected]> wrote:
> On Tue, 27 Mar 2012, Claudio Fontana wrote:
>
>> are you really running with everything at the default values? So you
>> are using pristine rc.inet1.conf, for example, without configuring
>> anything in there?
>
>
>  This message tries to respond to everyone's comments and suggestions. I
> did nothing on the Sony all week as I have client's paying me for my
> expertise and I spent the week on their needs. :-)
>
>  First, on /etc/rc.d/rc.inet1.conf. It has 4 eth[n] interfaces and a long
> section for wlan0. eth0 is configured with static IP addresses for the
> home/office network. Nothing in the wlan0 section is uncommented. There was
> a
> line for DEFAULT GATEWAY with the LAN router's IP address; I commented that
> out and put the GATEWAY= line in the eth0 section.
>
>
>> The fact that some free wifi work for you and some don't would suggest
>> some assumption in the configuration that is ok for some of those and not
>> for others.
>
>
>  The problem is that wifi works nowhere.
>
>  I just spent almost an hour at a local coffee shop, and bought a small
> coffee to get one of their passwords for 'Net access. Tried everyone's
> suggestions and report the results here.
>
>  In a root login console I ran 'ifconfig -a' and saw that eth0 was not
> RUNNING, and wlan0 was RUNNING; good. It showed the IP address of
> 10.5.70.104.
>
>  In another console (as a user) I ran 'wicd-client -n' and the first
> network shown was 'NETbeans Silk Expresso' at 100%, so I clicked the Connect
> button and was connected. The instruction card told me to invoke a browser
> (firefox-11.0 on the Sony), enter the password in the dialog box on their
> site, accept the terms and conditions, and be good to go. Just like last
> week, this is where the Sony failed. The NETbeans web page did not
> automatically display. In the firefox URL window I tried both
> 'www.google.com' and 'www.netbeans.com' but no page would load. This is
> where the problem is seen, so I did more checking.
>
>  /etc/resolv.conf showed contents filled by DHCP at the netbeans server
> (the connetion is definitely working): nameserver 8.8.8.8 and nameserver
> 8.8.4.4 (both Google DNS servers).
>
>  'lspci -v' showed the same Intel Centrino wireless chip as one of you
> reported, so I created /etc/modprobe.d/wireless.conf with:
> options iwlagn 11n_disable=1
> options iwlwifi 11n_disable=1
>
> and rebooted. No difference.
>
>  'netstat -r' at first showed only the LAN router IP address for eth0;
> after a few seconds it displayed two lines for wlan0 with the default and
> gateway lines having IP addresses of 10.5.70.0 and 10.5.70.1. Confirmation
> that there's definitely a connection established.
>
>  'traceroute -r 149.20.4.69' (to kernel.org) immediately reported that the
> network is unreachable.
>
>  To summarize, wicd, resolv.conf, and netstat all indicate there's a
> wireless connection between the Sony, the wireless access point, and
> NETbeans' server. However, web pages (including their gateway page) will not
> load, ping fails with a single line showing 56 bytes sent (rather than the
> 64 bytes in a working ping), and traceroute says the network is unreachable.
>
>  I have absolutely no idea were the problem might be. I certainly hope that
> you folks, individually or collectively, can help me solve this puzzle.
>
>
> Rich

so you reach the point of having address 10.5.70.104 associated to wlan0,
and the gateway is 10.5.70.1, right?

Can you ping the gateway?
ping 10.5.70.1

Can you show your routing tables at this point?
/sbin/route -n

Claudio