Hi,
Well you are talking about Tet No.53 Caching of dead server indication.
We wrote this test specification based on RFC2038 7.2 Dead / Unreachable Server
(OPTIONAL). This function is OPTIONAL and furthermore for servers.
Then we think that we will delete this specification.
Anyway, thanks your opinion.
Best regards,
PRAMENDRA SINGH wrote:
> Hi
>
> thanks for your reply..... :-)
> well the way I have tested all caching related test cases are...
>
> I'm running caching server locally....in the NUT....
>
> So, (in this test case 55) whenever I give any query (for first time),
> sends it to the TN...
> on receiving the reply...caches it ....now if I do the same query 2nd
> time...
> it wont send to the TN...will resolve from its cache itself...
> Now as per this test case...first time we send the query A.example.com.
> but the server (TN) never replies...So next time (in the 3rd step) if we
> give the same query.....NUT wont get any information in its cache...
> so it will again send it to the TN.....
>
> If it does not ...then (in general scenario) say I sent a query to the
> server
> & dint get any reply...again I sent the same query to the same server...
> then as per this test scenario...my client should not send the query to
> the saver..
> which I believe does not sound logical....
>
> Moreover I donno how to maintain cache in the NUT without running
> caching server....
> coz as per my knowledge...someone should be there who must take care of this
> cache...(say checking the TTL value)....which the dig utility can't do....
>
> I hope I could explain u....
>
> please comment...
>
>
> thanks & regards
>
> Prem
>
>
>
>
>
> On Thu, 08 Dec 2005 Nobumichi.Ozoe@jp.yokogawa.com wrote :
> >Hi,
> >
> >I can't understand that you said "how the NUT will cache it".
> >Could you teach me your opinion?
> >
> >Best regards,
> >
> >________________________________
> >
> > From: PRAMENDRA SINGH [mailto:parma_it@rediffmail.com]
> >Sent: 2005/12/08 (木) 13:06
> >To: dnstest@tahi.org
> >Cc: users@tahi.org
> >Subject: [dnstest:00029] Got an issure regarding test case no. 53
> >
> >
> >
> >Hi
> >
> >As per the new release(6th Dec) of DNS Client test cases
> >I got an issue regarding test case no. 53.
> >As per test sequence....
> >
> >1. NUT first sends query (A.example.com) to TN
> >2. Server (TN) does not send response within 120 seconds...
> >3. NUT must send query (A.example.com) to the TN..but it should not
> reach the TN...
> >NUT should be able to
> >
> >I got the doubt here in the 3rd step...If the server is not going to send
> >any response then how the NUT will cache it...so that in the next time
> (in the 3rd step)
> >definitely the packet will go to the TN...
> >
> >Please let me know whether my analysis is right or wrong...
> >
> >Your comments are always valuable for me...
> >
> >thanks & regards
> >
> >Prem
> >
> >
> >
> >
> >
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>
>
>
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>
--
Nobumichi Ozoe
IPv6 Business
Network & Software Development Dept.
Yokogawa Electric Corporation
E-mail: Nobumichi.Ozoe@jp.yokogawa.com
URL: http://www.yokogawa.com/