[Internet-e-architetture-di-rete] esercizi uso resolver e authoritative

[Antonio Prado]

On 5/14/16 11:29 PM, Abigail Bianconi wrote:
> =========================================
> 7 | qual e' il RR IN PTR di 114.19.0.193.in-addr.arpa.?
> =========================================
> 
> R7.
> 
> dig 114.19.0.193.in-addr.arpa. PTR +shor     
> mahimahi.ripe.net <http://mahimahi.ripe.net>.
> 
> dig @8.8.8.8 <http://8.8.8.8> 114.19.0.193.in-addr.arpa PTR +shor
> mahimahi.ripe.net <http://mahimahi.ripe.net>.

manca la terza query

> =========================================
> 10. qual e' il RR IN A di mgdmzirv00.giustizia.it
> =========================================
> R10
> 
> dig mgdmzirv00.giustizia.it <http://mgdmzirv00.giustizia.it> IN A +short
> 89.119.250.66

mancano la seconda e la terza query

> ========================================= 
> 11.| qual e' il RR IN PTR di $10?
> =========================================
> R11
> 
> dig -x 89.119.250.66 in ptr +shor
> 89-119-250-66-static.albacom.net <http://89-119-250-66-static.albacom.net>.
> 
> 
> dig @8.8.8.8 <http://8.8.8.8> -x 89.119.250.66 in ptr +shor
> 89-119-250-66-static.albacom.net <http://89-119-250-66-static.albacom.net>.

manca una query

> Sperando di non aver fatto troppi errori, appena sarò in grado
> completerò tutto l'esercizio.

ok, attendo

grazie
--
antonio


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