Jake,
By any chance, do you have Cisco IOS switches configured for this sort of
usage? If you do, would you share the config?
I put the
ip helper-address
instructions into mine but somehow they don't seem to do anything.
Thanks.
Boris.
On Wed, Apr 29, 2015 at 3:56 PM, Sallee, Jake <[email protected]> wrote:
> You can put the DHCP helper directive in the switch just don't run DHCP on
> the PF server (this is exaclty what we do).
>
> The switch should still serve up your DHCP and the PF server will be happy
> that it is seeing the DHCP traffic.
>
> Also; running DHCP on the actual switch has always struck me as a strange
> idea. Could you explain why you decided to do it that way?
>
> Jake Sallee
> Godfather of Bandwidth
> System Engineer
> University of Mary Hardin-Baylor
> WWW.UMHB.EDU
>
> 900 College St.
> Belton, Texas
> 76513
>
> Fone: 254-295-4658
> Phax: 254-295-4221
> ________________________________
> From: Boris Epstein [[email protected]]
> Sent: Wednesday, April 29, 2015 9:38 AM
> To: [email protected]
> Subject: [PacketFence-users] PF and independent DHCP
>
> Hello listmates,
>
> I am using PF in a VLAN-based environment. The VLAN's aremanaged by
> independent switches, So is DHCP assignment on these VLAN's.
>
> It all works fine with one exception: the captive portal for machines on
> my VLAN's generates the following error message when I try to connect to it:
>
> "Sorry!
>
> Your computer was not found in the PacketFence database. Please reboot to
> solve this issue."
>
> This discussion from a few years back:
>
>
> http://sourceforge.net/p/packetfence/mailman/packetfence-users/thread/[email protected]/
>
> seems to suggest that the DHCP info (MAC, IP address, etc.) needs to be
> communicated back to the PF server. One suggested approach is using
> ip-helpers. My concern is that this may make me dependent on my PF server
> for DHCP as my Cisco switches will be tied to it and unable to perform as
> independent DHCP servers. Does anybody know if that is the case?
>
> In short, I need to have a situation where routine IP infrastructure
> functions (routing, DHCP IP address assignment, etc.) occur regardless of
> the status of the PF server - even if it is down. Any advice on how to do
> that and at the same time have a functional PF server with accessible
> captive portal will be greatly appreciated.
>
> Cheers,
>
> Boris.
>
>
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