From: Ed Lui (edwlui@gmail.com)
Date: Sat Dec 03 2005 - 01:50:54 GMT-3
Steven,
This is also my question. Because I got 10.181.33.0/21 assigned from a
router at one time. Which had the ip address 10.181.32.1/21 on the
interface and too bad I did not have control over that router or I
would have looked at the config.
Edward Lui
On 12/2/05, steven richards <ccie_2005@hotmail.com> wrote:
> One more question on this. You should remove the broadcast address from
> the range of assigned addresses correct ? Like for a /25 I may want to make
> the ending range at like .126 correct ?
>
> Thanks,
>
>
> >From: "Scott Morris" <swm@emanon.com>
> >Reply-To: <swm@emanon.com>
> >To: "'steven richards'" <ccie_2005@hotmail.com>,<ccielab@groupstudy.com>
> >Subject: RE: Question on configuring DHCP using network and subnet command
> >Date: Mon, 14 Nov 2005 09:40:36 -0500
> >
> >You need to take a look at the "excluded address" concept to make your
> >assigned pool smaller. If you mismatch masks like that, you may run into
> >issues with reachability. If a host is in the same subnet as you, you arp
> >for it. If it's not, you go through your default gateway.
> >
> >With mismatched masks, some devices will believe another host is in its
> >network while the other side believes it has to go through a gateway to get
> >there.
> >
> >Assigning addresses in a range is different than assigning them with a
> >netmask to go with it.
> >
> >Scott
> >
> >-----Original Message-----
> >From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> >steven richards
> >Sent: Monday, November 14, 2005 2:00 AM
> >To: ccielab@groupstudy.com
> >Subject: Question on configuring DHCP using network and subnet command
> >
> > Hello,
> >
> >Unfortunatly the lab I use is remote and I cannot test to features of DHCP
> >that I am curiouse about.
> >The two that I am questioning are using the network command and the subnet
> >command under the DHCP pool. I believe the way that this would work is the
> >network command and the mask designates the pool of addresses that get
> >handed out. Say for instance I configured 1.1.1.0/27 the router would only
> >asign addresses in the range of the /27. Now with the subnet prefix-length
> >command is this for the subnet mask? Say for instance I configured the
> >1.1.1.0/27 with the subnet prefix-length 25 command would that asign IP
> >addresses in the 1.1.1.0/27 with a /25 sugnet mask ?
> >
> >
> > Thanks,
> >
> >R6(config)#ip dhcp pool TEST
> >R6(dhcp-config)#network ?
> > A.B.C.D Network number in dotted-decimal notation
> >
> >R6(dhcp-config)#network 1.1.1.0 ?
> > /nn or A.B.C.D Network mask or prefix length
> > <cr>
> >
> >R6(dhcp-config)#network 1.1.1.0
> >
> >R6(dhcp-config)#subnet prefix-length ?
> > <1-31> Specify the prefix length
> >
> >R6(dhcp-config)#subnet prefix-length
> >
> >_________________________________________________________________
> >Express yourself instantly with MSN Messenger! Download today - it's FREE!
> >http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/
> >
> >_______________________________________________________________________
> >Subscription information may be found at:
> >http://www.groupstudy.com/list/CCIELab.html
> >
>
> _________________________________________________________________
> Is your PC infected? Get a FREE online computer virus scan from McAfee.
> Security. http://clinic.mcafee.com/clinic/ibuy/campaign.asp?cid=3963
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Mon Jan 09 2006 - 07:07:50 GMT-3