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Missing ip addresses in DHCP

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  #1  
Old 04-01-2008, 10:00 PM
Default Missing ip addresses in DHCP



Hello,

I am having a problem with a DHCP server. I am very low on available
addresses. When I look at the address leases I see alot of missing addresses
within the scope. I checked in DNS and do not see the "missing" ip addresses.
I cannot ping the addresses either so I don't believe they are statically
assigned.
Not sure how to resolve this.

Thanks,
--
James


James
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  #2  
Old 04-01-2008, 10:42 PM
Meinolf Weber
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Default Re: Missing ip addresses in DHCP

Hello James,

If the addresses are not in the DHCP list they are free for lease, so what
is your problem? Addresse are not alwys leased in the correct order from
1,2,3,4,etc.

Best regards

Meinolf Weber
Disclaimer: This posting is provided "AS IS" with no warranties, and confers
no rights.
** Please do NOT email, only reply to Newsgroups
** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm

> Hello,
>
> I am having a problem with a DHCP server. I am very low on available
> addresses. When I look at the address leases I see alot of missing
> addresses within the scope. I checked in DNS and do not see the
> "missing" ip addresses. I cannot ping the addresses either so I don't
> believe they are statically assigned. Not sure how to resolve this.
>
> Thanks,
>



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  #3  
Old 04-02-2008, 04:39 AM
James
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Posts: n/a
Default Re: Missing ip addresses in DHCP

The problem is that I have run out of ip addresses a couple of times and have
had to delete some ip addresses from DHCP that are from people that are only
in the location temporarily. Otherwise users cannot logon to the network.
There are over 25 ip addresses that are not listed in DHCP and are not in
DNS. The company is not that big and the 25 or so ip addresses would be all i
need for quite a while.

--
James


"Meinolf Weber" wrote:

> Hello James,
>
> If the addresses are not in the DHCP list they are free for lease, so what
> is your problem? Addresse are not alwys leased in the correct order from
> 1,2,3,4,etc.
>
> Best regards
>
> Meinolf Weber
> Disclaimer: This posting is provided "AS IS" with no warranties, and confers
> no rights.
> ** Please do NOT email, only reply to Newsgroups
> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>
> > Hello,
> >
> > I am having a problem with a DHCP server. I am very low on available
> > addresses. When I look at the address leases I see alot of missing
> > addresses within the scope. I checked in DNS and do not see the
> > "missing" ip addresses. I cannot ping the addresses either so I don't
> > believe they are statically assigned. Not sure how to resolve this.
> >
> > Thanks,
> >

>
>
>

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  #4  
Old 04-02-2008, 06:52 AM
Meinolf Weber
Guest
 
Posts: n/a
Default Re: Missing ip addresses in DHCP

Hello James,

How long is your lease time? Lower it down to maybe 12 hours. Then the leases
will be deleted if not longer used.

Best regards

Meinolf Weber
Disclaimer: This posting is provided "AS IS" with no warranties, and confers
no rights.
** Please do NOT email, only reply to Newsgroups
** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm

> The problem is that I have run out of ip addresses a couple of times
> and have had to delete some ip addresses from DHCP that are from
> people that are only in the location temporarily. Otherwise users
> cannot logon to the network. There are over 25 ip addresses that are
> not listed in DHCP and are not in DNS. The company is not that big and
> the 25 or so ip addresses would be all i need for quite a while.
>
> "Meinolf Weber" wrote:
>
>> Hello James,
>>
>> If the addresses are not in the DHCP list they are free for lease, so
>> what is your problem? Addresse are not alwys leased in the correct
>> order from 1,2,3,4,etc.
>>
>> Best regards
>>
>> Meinolf Weber
>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>> confers
>> no rights.
>> ** Please do NOT email, only reply to Newsgroups
>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>> Hello,
>>>
>>> I am having a problem with a DHCP server. I am very low on available
>>> addresses. When I look at the address leases I see alot of missing
>>> addresses within the scope. I checked in DNS and do not see the
>>> "missing" ip addresses. I cannot ping the addresses either so I
>>> don't believe they are statically assigned. Not sure how to resolve
>>> this.
>>>
>>> Thanks,
>>>



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