[PLUG] Networking Not Working

Dick Steffens dick at dicksteffens.com
Sun Jun 24 15:41:15 UTC 2018


On 06/24/2018 01:08 AM, King Beowulf wrote:
> On 06/23/2018 07:06 PM, Dick Steffens wrote:
>> I've always been able to connect various Ubuntu machines here at home
>> using either Nautilus or Caja. We're back from our trip, and I want to
>> move my Thunderbird profile from my laptop back to my desktop. However,
>> when I try to connect to the laptop from my desktop with Caja the only
>> machine visible is itself. When I try to connect to the desktop from the
>> laptop using Nautilus I get an error message:
>>
>> Unable to access location
>> Failed to retrieve share list from server: No such file or directory
>>
>> I didn't have this problem before we left two weeks ago.
>>
>> Any ideas on where to look for what's going wrong here?
>>
> reboot / power cycle your wifi router and let all the boxes reconnect
> (reboot if needed).  We have an old Netgear here that needs a power
> cycle every month or so to keep all the boxes connected to each other
> and the cable modem.
>
> Next, ping computer A from computer B.  use CLI and 'ifconfig' or
> similar utility to determine the IP addresses if using DHCP.

That worked.

> If that works, then the issue is how the remote file share is set up.
> You using "Nautilus or Caja" means nothing.

It may mean nothing underneath, but those are the two tools (Caja on 
MATE, Nautilus on plain Ubuntu) that I use to look at files.

> The share will be via NFS,
> SAMBA, ssh/scp, gvfs, or whatever silly hidden protocol Ubuntu foists on
> users these days.

Understood.

At any rate, the boxes communicate again.

> Every so often systemd will flip out, so reboot everything.
>
> While you "weren't looking" did the Ubuntu boxes automatically update?
> Maybe a network driver module or other library was not updated.

No. I have it set to require me to allow the update.

Thanks for the router tip. That appears to have been the issue.

-- 
Regards,

Dick Steffens




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