Help please: Network Service Discovery Disabled

[Colin Law]

On 12 December 2016 at 13:39, Peter Silva <peter at bsqt.homeip.net> wrote:
> Does anyone know of a practical useful service that is discovered by
> avahi? I know it is supposed to provide discovery, but it's never
> discovered anything on my networks, so I always just turn it off,
> especially because it tends to be unhappy about something most of the
> time.   I have the vague recollection of it breaking DNS also.

If you have an Ubuntu machine with host name fred then from another
machine you do things like

ssh fred.local

This can be very useful.  I cannot remember having any problems with
avahi in the last few years.

Colin

>
> On Mon, Dec 12, 2016 at 6:29 AM, Nils Kassube <kassube at gmx.net> wrote:
>> Charles Irons wrote:
>>> I keep getting this warning. My new TP-LINK router still connects as
>>> Auto Ethernet but maybe I should change some configuration if you can
>>> send me terminal commands.
>>> "Network Service Discovery Disabled" appears on my screen with the
>>> message below that I could not copy.
>>> So I scanned Syslog and found the details below. Upper case is my
>>> edit. I have a text file with more of syslog if you want that.
>>>
>>> Dec  4 16:15:53  Charles-PC avahi: AVAHI DETECTED THAT YOUR CURRENTLY
>>> CONFIGURED LOCAL DNS SERVER SERVES
>>> A DOMAIN .LOCAL. THIS IS INHERENTLY INCOMPATIBLE WITH AVAHI AND THUS
>>> AVAHI DISABLED ITSELF. IF YOU WANT TO USE AVAHI IN THIS NETWORK,
>>> PLEASE CONTACT YOUR ADMINISTRATOR AND CONVINCE HIM TO USE A DIFFERENT
>>> DNS DOMAIN, SINCE .LOCAL SHOULD BE USED EXCLUSIVELY FOR ZEROCONF
>>> TECHNOLOGY.
>>
>> There are no terminal commands - the message says it all: the fault is
>> at the configuration of the TP-Link router because it uses the .local
>> domain which is reserved for zeroconf. If you want to use zeroconf /
>> avahi services, have a look at the router configuration. Maybe there is
>> a way to change the local domain name to something different. But
>> beware, there is no domain name reserved for local use (AFAIK), so you
>> should check that the name you select isn't in use already on the public
>> internet.
>>
>>
>> Nils
>>
>>
>> --
>> ubuntu-users mailing list
>> ubuntu-users at lists.ubuntu.com
>> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>
> --
> ubuntu-users mailing list
> ubuntu-users at lists.ubuntu.com
> Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-users