From: Joe Smith (j333smith@hotmail.com)
Date: Wed Dec 29 2004 - 15:38:44 GMT-3
Then I'm mistaken! Well sort of since you still need it.
J3
>From: "ccie2be" <ccie2be@nyc.rr.com>
>To: "Joe Smith" <j333smith@hotmail.com>, <ccielab@groupstudy.com>
>Subject: Re: I E lab 13 - dhcp-server vs ip helper
>Date: Wed, 29 Dec 2004 13:31:22 -0500
>
>Actually, according to the Doc-Cd, ip forword-protocol, is enabled by
>default.
>
>When the ip helper command is used only to forward dhcp/bootp messages, you
>may want to disabled the
>
>forwarding of other protocols which are also forwarded by default by using
>no ip forword prot xxx.
>
>
>----- Original Message -----
>From: "Joe Smith" <j333smith@hotmail.com>
>To: <ccielab@groupstudy.com>
>Sent: Wednesday, December 29, 2004 1:17 PM
>Subject: RE: I E lab 13 - dhcp-server vs ip helper
>
>
> > If I'm not mistaken don't you also need the "ip forward-protocol"
>command
>in
> > combination with the ip helper?
> >
> > J3
> >
> > >From: "ccie2be" <ccie2be@nyc.rr.com>
> > >Reply-To: "ccie2be" <ccie2be@nyc.rr.com>
> > >CC: "Group Study" <ccielab@groupstudy.com>
> > >Subject: I E lab 13 - dhcp-server vs ip helper
> > >Date: Wed, 29 Dec 2004 12:59:39 -0500
> > >
> > >Hi guys,
> > >
> > >R4's bri interface is configured to have it's ip address negotiated.
> > >
> > >R5 is configured as a dhcp relay & is suppose to get an ip address
> > >
> > >for R4 from a dhcp server configured on R1.
> > >
> > >R4 --isdn --- R5 ----- R1 (dhcp server).
> > >
> > >This works as it's suppose to when R5 has the global command,
> > >
> > >ip dhcp-server 139.1.15.1, configured.
> > >
> > >But, if the interface command, ip helper 139.1.15.1, is configured on
> > >
> > >R5, then R4 doesn't get an ip address.
> > >
> > >Can anyone explain why that is?
> > >
> > >I thought, the ip dhcp-server command does the same thing as the ip
>helper
> > >command except
> > >
> > >that it's more specific.
> > >
> > >TIA, Tim
> > >
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