Are you sure? Type: ip dhcp pool whatever(pool name)
in configuration mode and you should go into dhcp pool configuration. You should be able to configure IP range (network), gateway (derfault-router) and DNS (dns-server) from there. I am sure dhcp is included in IOS. Ivan Kalik Kalik Informatika ISP Dana 26/7/2007, "George Beitis" <[EMAIL PROTECTED]> piše: >Hey Ivan >no i dont have to use an external one, but it seems like the only choice >as the Aironet 1200 access point does not come with one bundled it, >which would have made my life easier, but on the other hand it wouldn't >be extensible or simulate a real life case > >thanks for your reply >regards >George > >[EMAIL PROTECTED] wrote: >> Do you have to use an external DHCP server (project requirement)? Aironet >> has one (Cisco IOS). You can define DHCP pools on the AP and pass avpair >> for the pool with your vlan configuration from Freeradius. You can also >> do away withDHCP, define ip_pools in Freeradius and pass addresses, DNS >> etc. with vlan configuration directly from radius. >> >> Ivan Kalik >> Kalik Informatika ISP >> >> >> Dana 26/7/2007, "George Beitis" <[EMAIL PROTECTED]> piše: >> >> >>> Dear Phil >>> Firstly thank you for taking the time to reply and for your straight >>> forward reply to this matter. I 'm doing this as part of my MSc >>> project, well this is actually part of the initial setup, not the >>> project it self, and i have in my disposal a limited number of >>> devices. I borrowed a cisco aeronet 1200 access point from my >>> department, which supports vlans and i also have a linksys router >>> (wrt54gl) (which i will use as a switch) and i have an old computer with >>> one ethernet card which i intend to install freeradius on and a dhcp >>> server. From there on i might add some more devices each belonging to a >>> different vlan. >>> >>> My thinking from what you said is to setup the vlans/tunnels on the >>> access point, setup freeradius and then run a dhcp server on the old >>> computer. If i want to add the dhcp server to many virtual lans do i >>> need to create some sort of virtual interface for each? Or does the >>> router need to be aware of where to forward dhcp packets coming from >>> different vlans? >>> >>> thank you for your help >>> >>> regards >>> George >>> >>> Phil Mayers wrote: >>> >>>> On Thu, 2007-07-26 at 02:00 +0100, George Beitis wrote: >>>> >>>> >>>>> Hey guys >>>>> I am a bit new to the scene and i am having a few problems with >>>>> configuring freeradius. In essence what i want is that the user, once >>>>> verified to be assigned to a specific vlan and get an ip address from a >>>>> dhcp server, which will be aware of the vlans and there for assign >>>>> different address and subnets to each. Does this scenario make any >>>>> >>>>> >>>> yes >>>> >>>> >>>> >>>>> sense? Will it be the freeradius server that will be notifying the dhcp >>>>> server to aquire an address for the client? Will the dhcp server then >>>>> >>>>> >>>> No >>>> >>>> >>>> >>>>> contact the access point to let it know what address the client has been >>>>> given and it in its turn give it to the client? Or will it be that the >>>>> >>>>> >>>> No >>>> >>>> >>>> >>>>> access point will contact the dhcp server once it has the reply from the >>>>> freeradius server, giving it the vlan id/number and requesting an ip >>>>> address and other info? >>>>> >>>>> >>>> No >>>> >>>> The way it works is: >>>> >>>> 1. Client does either 802.1x >>>> 2. Access point forwards authentication to radius server >>>> 3. Multiple 802.1x round-trips between client and radius server, via AP >>>> 4. When authentication is complete, the radius server returns an >>>> Access-Accept with the vlan tag >>>> 5. Access point reads the vlan tag, assigns it >>>> 6. Client brings up it's IP stack, and emits a DHCP DISCOVER >>>> 7. AP forwards the clients packet into the vlan at layer2 >>>> 8. The vlan/subnet router forwards the DHCP DISCOVER to the DHCP server >>>> 9. DHCP server assigns an IP address based on source subnet & mac >>>> address >>>> >>>> There's no interaction between DHCP and Radius, no interaction between a >>>> layer2 access point and DHCP (possibly dhcp option-82 insertion), and no >>>> real interaction with a layer2 access point and any IP protocol. >>>> >>>> Basically - you just configure the AP with >1 vlan, configure a router >>>> for each VLAN with dhcp relay enabled, and configure the radius server >>>> to tell the AP the right vlan number. >>>> >>>> BEWARE: not all APs support vlan assignment. >>>> >>>> >>>> >>>> >>>>> Is this the right or wrong way of going about this? >>>>> >>>>> regards >>>>> George >>>>> - >>>>> List info/subscribe/unsubscribe? See >>>>> http://www.freeradius.org/list/usershtml >>>>> >>>>> >>>> - >>>> List info/subscribe/unsubscribe? See >>>> http://www.freeradius.org/list/users.html >>>> >>>> >>>> >>>> >>> - >>> List info/subscribe/unsubscribe? See >>> http://www.freeradius.org/list/usershtml >>> >>> >>> >> >> - >> List info/subscribe/unsubscribe? See >> http://www.freeradius.org/list/users.html >> >> >> > >- >List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html > > - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html