(RADIATOR) "not properly formatted" when proxying EAP-TLS to IAS

Mike McCauley mikem at open.com.au
Wed Jun 15 16:49:38 CDT 2005


Hello Heikki,

Thanks for your careful description of the solution. It makes perfect sense. 
Im sorry I didnt see the clue you mentioned, but its good you have a 
solution.

Chris, how about you?

Cheers.

On Wednesday 15 June 2005 23:23, Heikki Vatiainen wrote:
> Mike McCauley wrote:
> > Hello again Heikki,,
> >
> > did you get this request?
>
> Thanks, I did.  I took a look at the hex dump, and the problem has now
> been solved.  The problem was caused by wrong type of State attribute in
> the dictionary.  The type was still "string" when it should have been,
> and currently is in Radiator 3.13, "binary".  This change had not
> migrated to local dictionary from version 3.13.
>
> Chris, have you checked your dictionary?
>
> The hex dump shows that the original length of State attribute from IAS
> was 25 bytes and the length of State when it was being forwarded to the
> WLAN AP was 24 bytes.  The last byte of State value was hex 00, which
> was not copied from the incoming message to the outgoing message.  This
> miss of one byte was impossible to see from level 4 log only, but was
> visible from level 5 log.
>
> Looking back, my previous mail that is quoted below does contain a hint
> about the problem.  In that mail the value of State attribute is
> enclosed in quotes "" just like e.g. User-Name which has string type.
> Binary values are not quoted, e.g. EAP-Message.
>
> Hopefully this helps Chris too.
>
> > Cheers.
> >
> > On Tuesday 14 June 2005 22:59, Mike McCauley wrote:
> >>Hello Heikki,
> >>
> >>Wpould it be plssoble to get a new trace 4 or preferably trace 5 log of
> >> how it behaves now?
> >>
> >>Cheers.
> >>
> >>On Tuesday 14 June 2005 21:10, Heikki Vatiainen wrote:
> >>>There was DupInterval 0 in the configuration but now it is back to the
> >>>default value of 2 (seconds).  The problem still persists.
> >>>
> >>>Mike McCauley wrote:
> >>>>Hello Heike and Chris,
> >>>>
> >>>>Thanks for your note and logs.
> >>>>
> >>>>I think that Heikki's analysis is correct: The AP is sending 2
> >>>>duplicate requests in the same second, and Radiator is configured to
> >>>>proxy these as 2 distinct non-duplicate requests. And this is confusing
> >>>>the IAS State maintenance algorithm.
> >>>>
> >>>>I suspect that the AP's Client clause has been configured with a
> >>>>non-standard DupInterval of 0 (meaning that Radiator will always proxy
> >>>>requests even if they are duplicates).
> >>>>
> >>>>If that is so, I suggest to Heike that DupInterval should be set back
> >>>>to the standard 2 seconds.
> >>>>
> >>>>Chris, you did not include all of your config file in your note, so I
> >>>>cant tell if it is the same issue for you too.
> >>>>
> >>>>
> >>>>Cheers.
> >>>>
> >>>>On Tuesday 14 June 2005 00:29, Heikki Vatiainen wrote:
> >>>>>Hugh Irvine wrote:
> >>>>>>Does anyone else on the list have any experience with this?
> >>>>>
> >>>>>Just today I received a similar report from one organization that had
> >>>>>acquired Radiator through us. The problem surfaced with 2003 SP1
> >>>>> update and did not go away when Radiator was updated to 3.13.
> >>>>>
> >>>>>The Radiator configuration, IAS error message and resulting time out
> >>>>> in the Radiator log file look similar. I have attached some new info
> >>>>> too, IAS log file snippet and Radiator level 4 trace.
> >>>>>
> >>>>>The setup is the following:
> >>>>>
> >>>>>Laptop (PEAP) <--> WLAN AP <--> Radiator 3.13 (Proxy) <--> IAS
> >>>>>
> >>>>>The IP addresses in the sanitized log files are respectively:
> >>>>>somelaptop.intra.org.fi
> >>>>>wlan.ap.org.fi
> >>>>>radiator-proxy.org.fi
> >>>>>ias.ip.org.fi
> >>>>>
> >>>>>If the proxying Radiator is bypassed and the AP talks directly to IAS
> >>>>>the authentication succeeds.
> >>>>>
> >>>>>Here is a snippet from IAS log (IASSM.LOG):
> >>>>>
> >>>>>[2300] 06-13 12:45:37:730: Creating EAP session
> >>>>>[2300] 06-13 12:45:37:730: NT-SAM Names handler received request with
> >>>>>user identity host/somelaptop.intra.org.fi.
> >>>>>[2300] 06-13 12:45:37:746: Successfully cracked username.
> >>>>>[2300] 06-13 12:45:37:746: SAM-Account-Name is "INTRA\SOMELAPTOP$".
> >>>>>[2300] 06-13 12:45:37:746: NT-SAM Authentication handler received
> >>>>>request for INTRA\SOMELAPTOP$.
> >>>>>[2300] 06-13 12:45:37:746: Validating Windows account
> >>>>>INTRA\SOMELAPTOP$. [2300] 06-13 12:45:37:746: Sending LDAP search to
> >>>>>ldapserver.org.fi. [2300] 06-13 12:45:37:746: LDAP ERROR in
> >>>>>ldap_search_ext_sW. Code = 81 [2300] 06-13 12:45:37:746: Extended
> >>>>>error string: (null)
> >>>>>[2300] 06-13 12:45:37:746: Retrying LDAP search.
> >>>>>[2300] 06-13 12:45:37:871: Opening LDAP connection to
> >>>>>ldapserver.org.fi. [2300] 06-13 12:45:37:871: The registry value
> >>>>>DisableLdapEncryption does not exist. Using default 0
> >>>>>[2300] 06-13 12:45:37:871: Trying to set LDAP encryption = 1
> >>>>>[2300] 06-13 12:45:37:917: LDAP connect succeeded.
> >>>>>[2300] 06-13 12:45:37:917: Sending LDAP search to ldapserver.org.fi.
> >>>>>[2300] 06-13 12:45:37:933: Successfully validated windows account.
> >>>>>[2300] 06-13 12:45:37:933: Allowed EAP type: 25
> >>>>>[2300] 06-13 12:45:37:933: Setting max. packet length to 1492.
> >>>>>[2300] 06-13 12:45:37:933: Processing output from EAP DLL.
> >>>>>[2300] 06-13 12:45:37:933: EAPACTION_Send
> >>>>>[2300] 06-13 12:45:37:933: Inserting outbound EAP-Message of length 6.
> >>>>>[2300] 06-13 12:45:37:933: Issuing Access-Challenge.
> >>>>>[2300] 06-13 12:45:37:933: Saving the response
> >>>>>[4036] 06-13 12:45:38:011: State attribute is present, but
> >>>>>unrecognized. [4036] 06-13 12:45:52:983: State attribute is present,
> >>>>>but unrecognized. [4036] 06-13 12:46:07:970: State attribute is
> >>>>>present, but unrecognized. [4036] 06-13 12:46:22:942: State attribute
> >>>>>is present, but unrecognized.
> >>>>>
> >>>>>
> >>>>>Here is a snippet from Radiator level 4 debug.  Just like the time
> >>>>>stamps show, they do not correspond to same event.  What is happening
> >>>>>still, is the laptop trying to authenticate over WLAN.
> >>>>>
> >>>>>From the log it looks like the AP sends EAP Response/Identity which
> >>>>>causes IAS to respond with EAP Request/PEAP Start + RADIUS State
> >>>>>attribute.  This attribute is then returned by the AP with an EAP
> >>>>>Response that includes a TLS Client Hello.  This TLS Client Hello
> >>>>>containing EAP Response never causes the IAS to responds and the
> >>>>>timeout occurs.
> >>>>>
> >>>>>Taking a closer look at the messages, the AP seems to send its
> >>>>>Response/Identity message with another Response/Identity message
> >>>>>following the first one in quick succession. This makes me think that
> >>>>>EAP Ids and/or Radius Identifiers clash with the State attribute value
> >>>>>since the Access-Request Identifier is the same (120) in the first two
> >>>>>messages from the AP and also the EAP Ids are the same <1> in those
> >>>>> two packets.
> >>>>>
> >>>>>Actually, thinking about the situation where Radiator was bypassed I
> >>>>>get the idea that the problem is with Radiator allocating
> >>>>>Access-Request Identifiers (5) and (6) when it is proxying the packets
> >>>>>to the IAS. If there was no Radiator, the IAS would receive two
> >>>>>messages with the same Access-Request Identifier (120).  Maybe the IAS
> >>>>>remembers just the first value (starting with "##...") and fails to
> >>>>>recognize the first value (starting with "#!...") that the AP actually
> >>>>>later returns.  At least I could convince myself with this scenario.
> >>>>>
> >>>>>When Access-Challanges for those two Access-Requests are sent back,
> >>>>> the Access-Challange Identifiers IAS uses are (5) and (6) but
> >>>>> Radiator only uses (120) when it proxies the messages back to the AP.
> >>>>>
> >>>>>Hopefully someone more familiar with Radius can make sense if this is
> >>>>>correct behaviour or not.
> >>>>>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Received from wlan.ap.org.fi port 1028 .... Code:       Access-Request
> >>>>>Identifier: 120 Authentic: <snip> Attributes:  User-Name =
> >>>>>"host/somelaptop.intra.org.fi"        NAS-IP-Address = wlan.ap.org.fi
> >>>>>Framed-MTU = 1496       Called-Station-Id =
> >>>>>"00-a0-c5-c8-04-91"         Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message = <2><1><0><31><1>host/somelaptop.intra.org.fi
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling request with
> >>>>>Handler 'User-Name=/^host\/.*\.intra\.org\.fi/i'
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]:  Deleting session for
> >>>>>host/somelaptop.intra.org.fi, wlan.ap.org.fi,
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling with
> >>>>>Radius::AuthRADIUS
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 5 Authentic:  <snip>
> >>>>>Attributes:     User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>> Called-Station-Id = "00-a0-c5-c8-04-91"         Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message = <2><1><0><31><1>host/somelaptop.intra.org.fi
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: AuthBy RADIUS result:
> >>>>>IGNORE,
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Received from wlan.ap.org.fi port 1028 .... Code:       Access-Request
> >>>>>Identifier: 120 Authentic: <snip> Attributes:  User-Name =
> >>>>>"host/somelaptop.intra.org.fi"        NAS-IP-Address = wlan.ap.org.fi
> >>>>>Framed-MTU = 1496       Called-Station-Id =
> >>>>>"00-a0-c5-c8-04-91"         Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message = <2><1><0><31><1>host/somelaptop.intra.org.fi
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling request with
> >>>>>Handler 'User-Name=/^host\/.*\.intra\.org\.fi/i'
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]:  Deleting session for
> >>>>>host/somelaptop.intra.org.fi, wlan.ap.org.fi,
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling with
> >>>>>Radius::AuthRADIUS
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 6 Authentic:  <snip>
> >>>>>Attributes:     User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"         Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"
> >>>>>NAS-Port-Type = Wireless-IEEE-802-11   EAP-Message =
> >>>>><2><1><0><31><1>host/somelaptop.intra.org.fi
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: AuthBy RADIUS result:
> >>>>>IGNORE,
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Received from ias.ip.org.fi port 1812 .... Code:      
> >>>>> Access-Challenge Identifier: 5 Authentic:  <snip>
> >>>>>Attributes:   Session-Timeout = 30    EAP-Message =
> >>>>><1><2><0><6><25>          State =
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Received reply in
> >>>>>AuthRADIUS for req 5 from ias.ip.org.fi:1812
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Access challenged for
> >>>>>host/somelaptop.intra.org.fi: Proxied
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to wlan.ap.org.fi port 1028 .... Code:       Access-Challenge
> >>>>>Identifier: 120 Authentic:  <snip>
> >>>>>Attributes:   Session-Timeout = 30    EAP-Message =
> >>>>><1><2><0><6><25>          State =
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Received from ias.ip.org.fi port 1812 .... Code:      
> >>>>> Access-Challenge Identifier: 6 Authentic: <snip>
> >>>>>Attributes:       Session-Timeout = 30    EAP-Message =
> >>>>><1><2><0><6><25>          State =
> >>>>>"##<4>~<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>o"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Received reply in
> >>>>>AuthRADIUS for req 6 from ias.ip.org.fi:1812
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Access challenged for
> >>>>>host/somelaptop.intra.org.fi: Proxied
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to wlan.ap.org.fi port 1028 .... Code:       Access-Challenge
> >>>>>Identifier: 120 Authentic:  <snip>
> >>>>>Attributes:   Session-Timeout = 30    EAP-Message =
> >>>>><1><2><0><6><25>          State =
> >>>>>"##<4>~<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>o"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Received from wlan.ap.org.fi port 1028 .... Code:       Access-Request
> >>>>>Identifier: 121 Authentic: <snip>
> >>>>>Attributes:    User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"         \
> >>>>>Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message =
> >>>>><2><2><0>P<25><128><0><0><0>F<22><3><1><0>A<1><0><0>=<3><1>B<173>e<202
> >>>>>> <1 47
> >>>>>
> >>>>>><127>f<224><230>V<146>H<194><173><171><144>[<193><220>+><182><146>;M<
> >>>>>>1 1> <22
> >>>>>
> >>>>>9><144><193><151><\
> >>>>>145><216><0><0><22><0><4><0><5><0><10><0><9><0>d<0>b<0><3><0><6><0><19
> >>>>>> <0
> >>>>>
> >>>>>>< 18><0>c<1><0> State =
> >>>>>
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling request with
> >>>>>Handler 'User-Name=/^host\/.*\.intra\.org\.fi/i'
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]:  Deleting session for
> >>>>>host/somelaptop.intra.org.fi, wlan.ap.org.fi,
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Handling with
> >>>>>Radius::AuthRADIUS
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 7 Authentic: <snip>
> >>>>>Attributes:       User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"      \
> >>>>>   Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message =
> >>>>><2><2><0>P<25><128><0><0><0>F<22><3><1><0>A<1><0><0>=<3><1>B<173>e<202
> >>>>>> <1 47
> >>>>>
> >>>>>><127>f<224><230>V<146>H<194><173><171><144>[<193><220>+><182><146>;M<
> >>>>>>1 1> <22
> >>>>>
> >>>>>9><144><193><151><\
> >>>>>145><216><0><0><22><0><4><0><5><0><10><0><9><0>d<0>b<0><3><0><6><0><19
> >>>>>> <0
> >>>>>
> >>>>>>< 18><0>c<1><0> State =
> >>>>>
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:01 radiator-proxy Radiator[25649]: AuthBy RADIUS result:
> >>>>>IGNORE,
> >>>>>
> >>>>>Jun 13 13:54:16 radiator-proxy Radiator[25649]: Timed out,
> >>>>>retransmitting
> >>>>>
> >>>>>Jun 13 13:54:16 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 7 Authentic: <snip>
> >>>>>Attributes:       User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"      \
> >>>>>   Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message =
> >>>>><2><2><0>P<25><128><0><0><0>F<22><3><1><0>A<1><0><0>=<3><1>B<173>e<202
> >>>>>> <1 47
> >>>>>
> >>>>>><127>f<224><230>V<146>H<194><173><171><144>[<193><220>+><182><146>;M<
> >>>>>>1 1> <22
> >>>>>
> >>>>>9><144><193><151><\
> >>>>>145><216><0><0><22><0><4><0><5><0><10><0><9><0>d<0>b<0><3><0><6><0><19
> >>>>>> <0
> >>>>>
> >>>>>>< 18><0>c<1><0> State =
> >>>>>
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:31 radiator-proxy Radiator[25649]: Timed out,
> >>>>>retransmitting
> >>>>>
> >>>>>Jun 13 13:54:31 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 7 Authentic: <snip>
> >>>>>Attributes:       User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"      \
> >>>>>   Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message =
> >>>>><2><2><0>P<25><128><0><0><0>F<22><3><1><0>A<1><0><0>=<3><1>B<173>e<202
> >>>>>> <1 47
> >>>>>
> >>>>>><127>f<224><230>V<146>H<194><173><171><144>[<193><220>+><182><146>;M<
> >>>>>>1 1> <22
> >>>>>
> >>>>>9><144><193><151><\
> >>>>>145><216><0><0><22><0><4><0><5><0><10><0><9><0>d<0>b<0><3><0><6><0><19
> >>>>>> <0
> >>>>>
> >>>>>>< 18><0>c<1><0> State =
> >>>>>
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:54:46 radiator-proxy Radiator[25649]: Timed out,
> >>>>>retransmitting
> >>>>>
> >>>>>Jun 13 13:54:46 radiator-proxy Radiator[25649]: Packet dump: ***
> >>>>>Sending to ias.ip.org.fi port 1812 .... Code:       Access-Request
> >>>>>Identifier: 7 Authentic: <snip>
> >>>>>Attributes:       User-Name = "host/somelaptop.intra.org.fi"
> >>>>>NAS-IP-Address = wlan.ap.org.fi   Framed-MTU = 1496
> >>>>>Called-Station-Id = "00-a0-c5-c8-04-91"      \
> >>>>>   Calling-Station-Id =
> >>>>>"00-0c-f1-05-da-d8"        NAS-Port-Type = Wireless-IEEE-802-11
> >>>>>EAP-Message =
> >>>>><2><2><0>P<25><128><0><0><0>F<22><3><1><0>A<1><0><0>=<3><1>B<173>e<202
> >>>>>> <1 47
> >>>>>
> >>>>>><127>f<224><230>V<146>H<194><173><171><144>[<193><220>+><182><146>;M<
> >>>>>>1 1> <22
> >>>>>
> >>>>>9><144><193><151><\
> >>>>>145><216><0><0><22><0><4><0><5><0><10><0><9><0>d<0>b<0><3><0><6><0><19
> >>>>>> <0
> >>>>>
> >>>>>>< 18><0>c<1><0> State =
> >>>>>
> >>>>>"#!<4>}<0><0><1>7<0><1><ias><ip><addr><ess><0><0><0><3>x<139><211>n"
> >>>>>Message-Authenticator = <snip>
> >>>>>
> >>>>>Jun 13 13:55:01 radiator-proxy Radiator[25649]: AuthRADIUS: No reply
> >>>>>after 3 retransmissions to ias.ip.org.fi:1812 for
> >>>>>host/somelaptop.intra.org.fi  (121)
> >>>>>
> >>>>>Jun 13 13:55:01 radiator-proxy Radiator[25649]: AuthRADIUS could not
> >>>>>find a working host to forward to. Ignoring
> >>>>>
> >>>>>>On 13 Jun 2005, at 17:57, Chris Hills wrote:
> >>>>>>>Hi
> >>>>>>>
> >>>>>>>My configuration is as follows:-
> >>>>>>>
> >>>>>>><Handler Realm=ad-test.its.ne-worcs.ac.uk>
> >>>>>>>
> >>>>>>>      <AuthBy RADIUS>
> >>>>>>>
> >>>>>>>              Identifier CheckAD1
> >>>>>>>
> >>>>>>>              Host my.ias.server
> >>>>>>>              Secret mysecret
> >>>>>>>
> >>>>>>>              AuthPort 1812
> >>>>>>>              AcctPort 1813
> >>>>>>>
> >>>>>>>      </AuthBy>
> >>>>>>>
> >>>>>>>      AcctLogFileName %L/detail.myserver
> >>>>>>>
> >>>>>>></Handler>
> >>>>>>>
> >>>>>>>When a client attempts to authenticate, it proxies the request, but
> >>>>>>>IAS has the following log message:-
> >>>>>>>
> >>>>>>>Access request for user user at my.ias.server was discarded.
> >>>>>>>Fully-Qualified-User-Name = <undetermined>
> >>>>>>>NAS-IP-Address = 172.18.100.14
> >>>>>>>NAS-Identifier = <not present>
> >>>>>>>Called-Station-Identifier = <not present>
> >>>>>>>Calling-Station-Identifier = 00-06-5B-E4-0E-0B
> >>>>>>>Client-Friendly-Name = RADIATOR
> >>>>>>>Client-IP-Address = ra.di.at.or
> >>>>>>>NAS-Port-Type = Ethernet
> >>>>>>>NAS-Port = 238
> >>>>>>>Proxy-Policy-Name = *@my.realm
> >>>>>>>Authentication-Provider = Windows
> >>>>>>>Authentication-Server = <undetermined>
> >>>>>>>Reason-Code = 3
> >>>>>>>Reason = The Remote Authentication Dial-In User Service (RADIUS)
> >>>>>>>request was not properly formatted.
> >>>>>>>
> >>>>>>>For more information, see Help and Support Center at http://
> >>>>>>>go.microsoft.com/fwlink/events.asp.
> >>>>>>>
> >>>>>>>For reference, Radiator said:-
> >>>>>>>
> >>>>>>>Mon Jun 13 08:28:22 2005: INFO: AuthRADIUS: No reply after 3
> >>>>>>>retransmissions to my.ias.server:1812 for chills at ad-test.its.ne-
> >>>>>>>worcs.ac.uk  (24)
> >>>>>>>Mon Jun 13 08:28:22 2005: INFO: AuthRADIUS could not find a working
> >>>>>>>host to forward to. Ignoring
> >>>>>>>
> >>>>>>>
> >>>>>>>Is there something wrong with my configuration? I know I had this
> >>>>>>>working before!
> >>>>>>>
> >>>>>>>--
> >>>>>>>Chris Hills
> >>>>>>>IT Services
> >>>>>>>North East Worcestershire College
> >>>>>>>
> >>>>>>>--
> >>>>>>>Archive at http://www.open.com.au/archives/radiator/
> >>>>>>>Announcements on radiator-announce at open.com.au
> >>>>>>>To unsubscribe, email 'majordomo at open.com.au' with
> >>>>>>>'unsubscribe radiator' in the body of the message.
> >>>>>>
> >>>>>>NB:
> >>>>>>
> >>>>>>Have you read the reference manual ("doc/ref.html")?
> >>>>>>Have you searched the mailing list archive (www.open.com.au/archives/
> >>>>>>radiator)?
> >>>>>>Have you had a quick look on Google (www.google.com)?
> >>>>>>Have you included a copy of your configuration file (no secrets),
> >>>>>>together with a trace 4 debug showing what is happening?

-- 
Mike McCauley                               mikem at open.com.au
Open System Consultants Pty. Ltd            Unix, Perl, Motif, C++, WWW
9 Bulbul Place Currumbin Waters QLD 4223 Australia   http://www.open.com.au
Phone +61 7 5598-7474                       Fax   +61 7 5598-7070

Radiator: the most portable, flexible and configurable RADIUS server 
anywhere. SQL, proxy, DBM, files, LDAP, NIS+, password, NT, Emerald, 
Platypus, Freeside, TACACS+, PAM, external, Active Directory, EAP, TLS, 
TTLS, PEAP etc on Unix, Windows, MacOS etc.

--
Archive at http://www.open.com.au/archives/radiator/
Announcements on radiator-announce at open.com.au
To unsubscribe, email 'majordomo at open.com.au' with
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