The NZ Linux Resource

[klug] LDAP vs DNS

klug.member.lancer at xoxy.net klug.member.lancer at xoxy.net
Sat Sep 17 07:04:32 NZST 2005


Okay - good for me  :-)

Thanks.



Nathan Cook - nathan at coast-computers.co.nz wrote:

> 2pm Saturday would suit me, meet you at the school.
>
> Regards
>
> Nathan
>
> klug.member.lancer at xoxy.net wrote:
>
>> Hello Nathan.
>>
>> I'm not sure if there's a problem with ou email addys connecting. Sunday
>> morning is the one time I annot make it. Sometime on Saturday, or
>> perhaps Sunday afternoon would be fine. Please let me know what you
>> would like.
>>
>> Lance.
>>
>>
>>
>> Nathan Cook - nathan at coast-computers.co.nz wrote:
>>
>>> The LDAP server will have the Router set as the DNS server, what you 
>>> want to make the LDAP server the DNS server, this will mean 
>>> installing a package (BIND is recommended), and then have it's own 
>>> DNS server set as the router. I have setup a similar operation and 
>>> it worked a treat.
>>>
>>> I sent you an email yesterday but I doubt that it has got through to 
>>> you though, will try and call you about the weekend, but Sunday 
>>> morning is looking to be the day for me, how about you?
>>>
>>> Cheers
>>>
>>> Nathan
>>>
>>> klug.member.lancer at xoxy.net wrote:
>>>
>>>> Okay - I'm now in school. The main router for the internet (the 
>>>> radio hub which gaives cable internet via radio link from across 
>>>> the road) is 192.168.1.1
>>>> Is there any reason this would become an "essential" access route 
>>>> for LDAP to function?
>>>> Any reason it may cause a DNS conflict when the internet goes down?
>>>>
>>>> I don't see any reason why the LDAP server should access the 
>>>> internet gateway for its own function.
>>>>
>>>> Lancer.
>>>>
>>>>
>>>>
>>>> klug.member.lancer at xoxy.net wrote:
>>>>
>>>>> Seeing as the problems of LDAP going down when the internet cable is
>>>>> takenm out from teh school network seems to be something of a DNS 
>>>>> issue,
>>>>> I thought I'd compare the Networks settings for the clients vs the
>>>>> "default" ones I normally use.
>>>>>
>>>>> My defaults:
>>>>> IP address: 192.168.0.1 (where the last dc is 1 for computer01, 2 for
>>>>> the next and so on)
>>>>> Netmask: 255.255.255.0
>>>>> Default gateway (IP): 192.168.0.254
>>>>> Primary nameserver: 192.168.0.1 (ALWAYS - so the computers point 
>>>>> to the
>>>>> same box)
>>>>>
>>>>> The network the LDAP clients are running has the following...
>>>>> IP address: 192.168.1.131 (computer01=131, computer02=132...)
>>>>> Netmask: 255.255.255.0
>>>>> Default gateway (IP): 192.168.1.1 <= Network guru said to change this
>>>>> Primary nameserver: 192.168.1.1 <= I'm questioning this.
>>>>>
>>>>> The box the actual LDAP server is on is 192.168.1.251. I'm 
>>>>> guessing the
>>>>> 192.168.1.1 address is actually pointing to the internet router 
>>>>> hub over
>>>>> the road (school office) and is thereby being used as primary DNS 
>>>>> even
>>>>> for LDAP, which causes connection failures once the internet ethernet
>>>>> cable is pulled from the LAN.
>>>>>
>>>>> I'm thinking that I should change the 192.168.1.1 instances to
>>>>> 192.168.1.251 to have them run from the LDAP server, however I'm not
>>>>> sure why the network guru would have set them up otherwise and I'm
>>>>> assuming he would have his reasons.
>>>>>
>>>>> Just a thought. I haven't tweaked it yet. Am I off the beaten track?
>>>>>
>>>>> Lancer.
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>> KLUG at linux.net.nz
>>>>> http://www.linux.net.nz/cgi-bin/mailman/listinfo/klug
>>>>>
>>>>>
>>>>>
>>>>
>>>>
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>>>>
>>>
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>>
>>
>>
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