file sharing, screen sharing printer sharing

Antonio M antonio.montagnani at gmail.com
Fri Oct 23 05:35:44 UTC 2015


and then I digget the machines from themselves
--------------------------------------------------------------------------------------------------------------------------
dig -x 192.168.1.3

; <<>> DiG 9.10.2-P4-RedHat-9.10.2-5.P4.fc22 <<>> -x 192.168.1.3
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55967
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;3.1.168.192.in-addr.arpa.    IN    PTR

;; AUTHORITY SECTION:
168.192.IN-ADDR.ARPA.    86400    IN    SOA    168.192.IN-ADDR.ARPA. . 0
28800 7200 604800 86400

;; Query time: 14 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: ven ott 23 07:29:39 CEST 2015
;; MSG SIZE  rcvd: 108
---------------------------------------------------------------------------------------------------------------------
 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: 39386
;; 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.homenet.telecomitalia.it.

;; Query time: 628 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: ven ott 23 07:27:47 CEST 2015
;; MSG SIZE  rcvd: 93


-------------------------------------------------------------------------------------------------------
digging from laptop to pcdesktop1:

[antonio at Fujiantonio ~]$ dig -x 192.168.1.3

; <<>> DiG 9.10.2-P4-RedHat-9.10.2-5.P4.fc22 <<>> -x 192.168.1.3
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 7666
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;3.1.168.192.in-addr.arpa.    IN    PTR

;; AUTHORITY SECTION:
168.192.IN-ADDR.ARPA.    86400    IN    SOA    168.192.IN-ADDR.ARPA. . 0
28800 7200 604800 86400

;; Query time: 14 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: ven ott 23 07:32:55 CEST 2015
;; MSG SIZE  rcvd: 108
------------------------------------------------------------------------------------------------------------------------------



2015-10-23 7:26 GMT+02:00 Antonio M <antonio.montagnani at gmail.com>:

> Tnx Tim..
>
> Funny because when I fired up the computers I could use name for resolving
> remote computer, but only for a while.
>
> 1) I pinged the computers itself by same machine (i.e. I pinged A from A):
>
> ping Fujiantonio
> PING Fujiantonio.homenet.telecomitalia.it (192.168.1.69) 56(84) bytes of
> data.
> 64 bytes from Fujiantonio.homenet.telecomitalia.it (192.168.1.69):
> icmp_seq=1 ttl=64 time=0.135 ms
>
> and the remote computer ping pcdesktop1
> PING pcdesktop1 (192.168.1.3) 56(84) bytes of data.
> 64 bytes from pcdesktop1 (192.168.1.3): icmp_seq=1 ttl=64 time=0.041 ms
>
>
> but if I ping from laptop to pcdestop1 (or the reverse) I get:
>
>  ping pcdesktop1
> ping: unknown host pcdesktop1
>
> ping Fujiantonio
> ping: unknown host Fujiantonio
>
> I will follow by dig output
>
> Tnx again
>
>
>
>
>
> 2015-10-23 2:53 GMT+02:00 Tim <ignored_mailbox at yahoo.com.au>:
>
>> On Thu, 2015-10-22 at 18:35 +0200, Antonio M wrote:
>> > no, I don't think that is a problem of DNS, I am surfing fine.
>>
>> For Samba, and other internal networking, you need to be able to resolve
>> the names of the local machines.
>>
>> If you try to use the dig command with a machine hostname, do you get
>> it's IP?  And what about the reverse, if you do a dig -x followed by a
>> localmachine's IP address, does it get the right hostname as an answer?
>>
>> Alternatively (if you don't have dig installed), if you try pinging
>> another local machine's hostname, does that work (do pings work, does it
>> ping the right IP)?  Even if pings don't get answered (due to
>> firewalls), if it tries to ping the right IP, then resolution ought to
>> be working fine.
>>
>> --
>> tim at localhost ~]$ uname -rsvp
>>
>> Linux 3.19.8-100.fc20.i686 #1 SMP Tue May 12 17:42:35 UTC 2015 i686
>>
>> All mail to my mailbox is automatically deleted, there is no point trying
>> to privately email me, I will only read messages posted to the public
>> lists.
>>
>> George Orwell's '1984' was supposed to be a warning against tyranny, not
>> a set of instructions for supposedly democratic governments.
>>
>> --
>> users mailing list
>> users at lists.fedoraproject.org
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>>
>
>
>
> --
> Antonio Montagnani
> Skype : amontag52
>
> Linux Fedora 22 (Twenty-two)
> inviato da Gmail
>



-- 
Antonio Montagnani
Skype : amontag52

Linux Fedora 22 (Twenty-two)
inviato da Gmail
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