Firewall behaviour is strange on one of my systems

[Ed Greshko]

On 10/29/2015 07:20 PM, Antonio M wrote:
> Tnx Ed: I reinstalled firewalld after moving /etc/firewall.d folder
> Now the situation is: I can print from a remote computer, but:
>
> Vinagre: I can connect writing the name of computer and not using what
> is found in Find list, i.e.
>
> in the list I have pcdesktop1.local and I get a timeout, if I use
> pcdesktop1 connection is immediate
>
> but theri is some confusion (basically in my head) : on the laptop
> hostname is Fujiantonio, put if I ping Fujiantonio I get no host:
>
> but look at results herebelow:
> dig -x 192.168.1.69
> ;; Warning: Message parser reports malformed message packet.
>
> ; <<>> DiG 9.10.2-P4-RedHat-9.10.2-5.P4.fc22 <<>> -x 192.168.1.69
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21819
> ;; flags: qr aa rd ra ad; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
>
> ;; QUESTION SECTION:
> ;69.1.168.192.in-addr.arpa.    IN    PTR
>
> ;; ANSWER SECTION:
> 69.1.168.192.in-addr.arpa. 0    IN    PTR   
> Fujiantonio-011.homenet.telecomitalia.it
> <http://Fujiantonio-011.homenet.telecomitalia.it>.
>
> ;; Query time: 1 msec
> ;; SERVER: 192.168.1.1#53(192.168.1.1)
> ;; WHEN: gio ott 29 12:18:33 CET 2015
> ;; MSG SIZE  rcvd: 97
>
> computer is renamed Fujiantonio-011 and then I can use this name in
> Vinagre.
>
> I suspect that it also connected to the fact that from teh desktop I
> can't see Public folder on the laptop.
>
> Why name is changed??

Well, 192.168.1.1 is the nameserver.  Did you set that up?  If so, you
need to look at the configuration and see what you have for the A
records and PTR records in their respective zone files.


-- 
In reality, some people should stick to running Windows and others
should stay away from computers altogether.