Hi, Maybe a "(no) ip dhcp vrf connected" problem ? see https://supportforums.cisco.com/message/631964#631964
vrf in debug output is VRF_Guest and does not find an address-pool so you should define one...; but your config-example's vrf is named Guests > -----Ursprüngliche Nachricht----- > Von: cisco-nsp-boun...@puck.nether.net [mailto:cisco-nsp- > boun...@puck.nether.net] Im Auftrag von Nasir Shaikh > Gesendet: jeudi 6 décembre 2012 16:42 > An: cisco-nsp@puck.nether.net > Betreff: [c-nsp] WLC with DHCP relay not working on in VRF > > Hi, > > I encountered a problem whereby I have a Guest-LAN placed in the VRF > and a guest tries to connect via a WLC which is configured as a dhcp- > relay. The guest does not get any IP address assigned by DHCP. > > Apparently the DHCP server functionality does not work properly in the > VRF when a DHCP-relay is used, see below debug. > > First I thought it might be a bug in 12.4(20)T3 on the 2851 and 3845 on > which I encountered the issue but had the same result on a 3945E > running > 15.1 so it seems on all IOS's > > Problem does not occur when using autonomous APs. > > WITH THE VRF we see the following debug info: > > Dec 6 13:42:16.829 CET: DHCPD: Sending notification of DISCOVER: > Dec 6 13:42:16.829 CET: DHCPD: htype 1 chaddr f87b.7a04.db2d > Dec 6 13:42:16.829 CET: DHCPD: remote id 020a0000c0a80a02000300c0 > Dec 6 13:42:16.829 CET: DHCPD: circuit id 00000000 > Dec 6 13:42:16.829 CET: DHCPD: table id 1 = vrf VRF_Guest > Dec 6 13:42:16.829 CET: DHCPD: DHCPDISCOVER received from client > f87b.7a04.db2d through relay 192.168.9.193. > Dec 6 13:42:16.829 CET: DHCPD: Seeing if there is an internally > specified pool class: > Dec 6 13:42:16.829 CET: DHCPD: htype 1 chaddr f87b.7a04.db2d > Dec 6 13:42:16.829 CET: DHCPD: remote id 020a0000c0a80a02000300c0 > Dec 6 13:42:16.829 CET: DHCPD: circuit id 00000000 > Dec 6 13:42:16.829 CET: DHCPD: table id 1 = vrf VRF_Guest > Dec 6 13:42:16.829 CET: DHCPD: there is no address pool for > 192.168.9.193. > > > > WITHOUT THE VRF we see the following debug info: > > Dec 6 14:46:05.413 CET: DHCPD: Sending notification of DISCOVER: > Dec 6 14:46:05.417 CET: DHCPD: htype 1 chaddr f87b.7a04.db2d > Dec 6 14:46:05.417 CET: DHCPD: remote id 020a0000c0a80a02000300c0 > Dec 6 14:46:05.417 CET: DHCPD: circuit id 00000000 > Dec 6 14:46:05.417 CET: DHCPD: DHCPDISCOVER received from client > f87b.7a04.db2d through relay 192.168.9.193. > Dec 6 14:46:05.417 CET: DHCPD: Seeing if there is an internally > specified pool class: > Dec 6 14:46:05.417 CET: DHCPD: htype 1 chaddr f87b.7a04.db2d > Dec 6 14:46:05.417 CET: DHCPD: remote id 020a0000c0a80a02000300c0 > Dec 6 14:46:05.417 CET: DHCPD: circuit id 00000000 > Dec 6 14:46:05.417 CET: DHCPD: Allocate an address without class > information (192.168.8.0) > Dec 6 14:46:07.417 CET: DHCPD: Adding binding to radix tree > (192.168.8.3) > Dec 6 14:46:07.417 CET: DHCPD: Adding binding to hash tree > Dec 6 14:46:07.417 CET: DHCPD: assigned IP address 192.168.8.3 to > client f87b.7a04.db2d. > Dec 6 14:46:07.417 CET: DHCPD: Sending DHCPOFFER to client > f87b.7a04.db2d (192.168.8.3). > > Config is straightforward. > > ip dhcp pool Guests > vrf Guests > import all > network 192.168.8.0 255.255.252.0 > default-router 192.168.10.1 > dns-server 8.8.8.8 8.8.4.4 > lease 0 4 > ! > > interface Vlan192 > description Guest access Internet (ISP Speed = 120M) > ip forwarding vrf Guests > ip address 192.168.10.2 255.255.252.0 > ip access-group 192 in > > Any ideas? > > Regards > Nasir _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
