Bump - can anyone offer any suggestions as to how to troubleshoot this 
particular problem?

From: Thomas Tsai [mailto:[email protected]]
Sent: Thursday, October 04, 2012 7:11 PM
To: '[email protected]'
Subject: [PacketFence-users] Cisco WLC 5508 DeAuth / COA issue - Invalid RADIUS 
message authenticator

When packetfence attempts to deauth/COA via radius on a WLC, the following 
error appears on the WLC: Invalid RADIUS message authenticator

A quick search yields some wisdom that Olivier provided with someone with a 
remote similar issue.
http://comments.gmane.org/gmane.comp.networking.packetfence.user/3908

I have confirmed that I am running firmware 7.2.110.0 on the WLC, so this 
should work.  (Radius Disconnect)

I spot the issue below, but I am uncertain why the message authenticator is 
invalid. Am I doing something wrong?

PACKETFENCE.LOG:

Oct 04 18:37:39 register.cgi(0) INFO: 00:88:10:88:59:88 is currentlog connected 
at <WLC IP> ifIndex 13 in VLAN REG_VLAN 
(pf::enforcement::_should_we_reassign_vlan)
Oct 04 18:37:39 register.cgi(0) INFO: [CUSTOM-NOCATCH] Defined (y/n)? 1 -- 
value =  (pf::vlan::custom::getNormalVlan)
Oct 04 18:37:39 register.cgi(0) INFO: MAC: 00:88:10:88:59:88, PID: username, 
Status: reg. Returned VLAN: NORMAL_VLAN (pf::vlan::fetchVlanForNode)
Oct 04 18:37:39 register.cgi(0) INFO: VLAN reassignment required for 
00:88:10:88:59:88 (current VLAN = REG_VLAN but should be in VLAN NORMAL_VLAN) 
(pf::enforcement::_should_we_reassign_vlan)
Oct 04 18:37:39 register.cgi(0) INFO: switch port for 00:88:10:88:59:88 is <WLC 
IP> ifIndex 13 connection type: WiFi 802.1X 
(pf::enforcement::_vlan_reevaluation)
Oct 04 18:37:39 register.cgi(0) INFO: trying to dissociate a wireless 802.1x 
user, this might not work depending on hardware support. If its your case 
please file a bug (pf::enforcement::_vlan_reevaluation)
Oct 04 18:37:39 register.cgi(0) INFO: 10.0.0.39 - 00:88:10:88:59:88 on 
registration page 
(ModPerl::ROOT::ModPerl::PerlRun::usr_local_pf_html_captive_2dportal_register_2ecgi::handler)
Oct 04 18:37:40 pfdhcplistener(26773) INFO: 00:88:10:88:59:88 requested an IP. 
DHCP Fingerprint: OS::109 (Microsoft Windows 8). Modified node with last_dhcp = 
2012-10-04 18:37:40,computername = LAPTOPNAME,dhcp_fingerprint = 
1,15,3,6,44,46,47,31,33,121,249,252,43 (main::listen_dhcp)
Oct 04 18:37:40 pfdhcplistener(26773) INFO: DHCPACK from 10.0.0.254 
(00:99:56:99:00:99) to host 00:88:10:88:59:88 (10.0.0.39) for 20 seconds 
(main::parse_dhcp_ack)
Oct 04 18:37:42 pfsetvlan(21) INFO: local (127.0.0.1) trap for switch <WLC IP> 
(main::parseTrap)
Oct 04 18:37:42 pfsetvlan(1) INFO: nb of items in queue: 1; nb of threads 
running: 0 (main::startTrapHandlers)
Oct 04 18:37:42 pfsetvlan(1) INFO: desAssociate trap received on <WLC IP> for 
wireless client 00:88:10:88:59:88 (main::handleTrap)
Oct 04 18:37:42 pfcmd_vlan(26918) INFO: wireless deauthentication of a 802.1x 
MAC (main::)

Oct 04 18:37:50 pfdhcplistener(26773) INFO: 00:88:10:88:59:88 requested an IP. 
DHCP Fingerprint: OS::109 (Microsoft Windows 8). Modified node with last_dhcp = 
2012-10-04 18:37:50,computername = LAPTOPNAME,dhcp_fingerprint = 
1,15,3,6,44,46,47,31,33,121,249,252,43 (main::listen_dhcp)
Oct 04 18:37:50 pfdhcplistener(26773) INFO: DHCPACK from 10.0.0.254 
(00:99:56:99:00:99) to host 00:88:10:88:59:88 (10.0.0.39) for 20 seconds 
(main::parse_dhcp_ack)
Oct 04 18:37:52 pfcmd_vlan(26918) WARN: Unable to perform RADIUS 
Disconnect-Request: Timeout waiting for a reply from <WLC IP> on port 3799 at 
/usr/local/pf/lib/pf/util/radius.pm line 160. (pf::SNMP::__ANON__)
Oct 04 18:37:52 pfcmd_vlan(26918) ERROR: Wrong RADIUS secret or unreachable 
network device... (pf::SNMP::__ANON__)
Oct 04 18:37:52 pfsetvlan(1) INFO: finished (main::cleanupAfterThread)


WLC5508 radius debug log:

*radiusTransportThread: Oct 05 02:05:02.680: ****Enter processIncomingMessages: 
response code=5
*radiusTransportThread: Oct 05 02:05:02.680: ****Enter processRadiusResponse: 
response code=5
*radiusTransportThread: Oct 05 02:05:02.680: 00:27:10:41:59:60 
Accounting-Response received from RADIUS server <PACKETFENCE IP> for mobile 
00:88:10:88:59:88 receiveId = 0
*radiusRFC3576TransportThread: Oct 05 02:05:29.134: Invalid RADIUS message 
authenticator
*radiusRFC3576TransportThread: Oct 05 02:05:29.134: Invalid message 
authenticator received in 'RFC-3576 Disconnect-Request' from <PACKETFENCE IP>



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