[CALUG] 10.04 broke my wireless and ssh

[Craig Younkins]

Not sure about the SSH issue, but the applet you refer to is in the package
'network-manager-gnome'.

Good luck!

Craig Younkins

On Tue, Jun 1, 2010 at 12:53 PM, Ed Browne <edward_d_browne at yahoo.com>wrote:

>
> Hi,
>    I did the upgrade to Ubuntu 10.04 as soon as it came
> out, and a couple of problems spontaneously appear which
> I can't seem to resolve.
>    My wireless stopped working, I no longer even see the
> icon on the panel which showed wireless networks/strengths
> (what was that app?  Perhaps it's not in the default upgrade?)
> It's obviously disabled, as you see here:
>
> root at brazil:/var/log# lshw -C network
>  *-network
>       description: Ethernet interface
>        (this is eth0)
> ...
>       resources: irq:16 ioport:2000(size=256) memory:b0200000-b02000ff
>  *-network DISABLED
>       description: Wireless interface
>       physical id: 2
>       logical name: wlan0
>       serial: 00:19:db:9a:f8:b4
>       capabilities: ethernet physical wireless
>       configuration: broadcast=yes multicast=yes wireless=IEEE 802.11bg
> root at brazil:/var/log#
>
>
> But I can't see how to enable it, I've been installing
> everything wireless I can find in synaptic, but I don't
> think I ought to need to do that.  Any suggestions?
>
> Also, I cannot ssh into the box.  The box can SSH
> to itself, which tells me the ssh server is running, and
> the firewall is turned off, as per this:
>
> root at brazil:/proc# ufw status
> Status: inactive
> root at brazil:/proc#
>
> but yet when I try to SSH in from another box on
> the same router, it times out.  On the Ubuntu 10.04
> box, I see only this error repeatedly in SYSLOG:
>
> ...
> Jun  1 17:13:00 brazil kernel: [163634.345366] Inbound IN=eth0 OUT=
> MAC=00:03:0d:6c:b3:c5:d4:9a:20:62:ab:44:08:00 SRC=192.168.1.69
> DST=192.168.1.68 LEN=48 TOS=0x00 PREC=0x00 TTL=64 ID=60536 DF PROTO=TCP
> SPT=56694 DPT=22 WINDOW=65535 RES=0x00 SYN URGP=0
> Jun  1 17:13:32 brazil kernel: [163666.354258] Inbound IN=eth0 OUT=
> MAC=00:03:0d:6c:b3:c5:d4:9a:20:62:ab:44:08:00 SRC=192.168.1.69
> DST=192.168.1.68 LEN=48 TOS=0x00 PREC=0x00 TTL=64 ID=62896 DF PROTO=TCP
> SPT=56694 DPT=22 WINDOW=65535 RES=0x00 SYN URGP=0
> root at brazil:/var/log#
>
>
> The IP addresses and name resolution seems to be fine
> (mac is where I'm trying to SSH in from, brazil is the Ubuntu
> 10.04 host):
>
> brazil:~> traceroute mac
> traceroute to mac (192.168.1.69), 30 hops max, 60 byte packets
>  1  mac (192.168.1.69)  2.582 ms  2.537 ms  2.579 ms
> brazil:~> traceroute brazil
> traceroute to brazil (192.168.1.68), 30 hops max, 60 byte packets
>  1  brazil (192.168.1.68)  0.087 ms  0.037 ms  0.034 ms
> brazil:~>
>
> but when I try to SSH in (or http in, or any other
> protocol I've tried) from "mac" it just times out.
> One thing that puzzles me is that I cannot traceroute
> from 'mac' to 'brazil' (even though I *can* ping 'mac'
> to 'brazil'.)  I have no explanation for that either.
>
> Any and all  suggestions gratefully accepted.
>
> Thanks very much - Ed
>
>
>
>
>
>
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