ACS - LDAP or AD
Hi PPL,
Currently I have 4 ACS is synchronized with the AD.
Due to security concern us plans to go to LDAP.
I can't find exactly what I'm going to lose/gain on each method.
Can anyone provide more information?
Thank you!
Chen,
You lose the ability to failover to more than two servers in your deployment. If your ACS are spread across all data centers, you don't have the possibility of configuring servers separate ldap for each domain controller as well. ACS and AD operations rely on sites and services so that the closest DC based on this configuration is preferred.
If the management password for remote vpn (anyconnect) access is desired you need MS-CHAP to achieve, LDAP does not support this Protocol.
Also if you use 802.1 x, there are only a few referenced here eap authentication methods that support LDAP.
Tarik Admani
* Please note the useful messages *.
Tags: Cisco Security
Similar Questions
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NEED EXAMPLE AD INTEGRATION CONFIGURATION ON ACS 3.3, 5.3
Hello
Please give example of associated RADIUS in Windows server 2003 Active directory configuration.
The same way need step by step configuration AD GBA.
Please help on this. I searched a lot but do not receive the correct docs who say these two things.
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Before you integrate ACS 5.x to the announcement, make sure that the time zone, Date & time on the ACS matches that on the AD PDC. Also, set the DNS on the ACS server to be able to resolve the domain name of the ACS 5.x. complete these steps to configure ACS Application Deployment Engine (ADE-OS) 5.x:
Please follow the link for step by step configurations below because it is not possible to paste here complete as follows:
http://www.Cisco.com/en/us/products/ps9911/products_configuration_example09186a0080bc6506.shtml
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ACS 4.1 LDAP server is NOT accessible.
Hello
We have ACS 4.1 running. Everything seems to be (and is) works very well. But when I want to add a mapping of LDAP group I get message saying of error 'LDAP server is NOT accessible. Please check the configuration. The ldap authentications are working well, I can't add a groupmapping. Where should I start to troubleshoot?
Regards Marco
Marco,
1 have we not many groups in an LDAP or AD structure?
2 what is your Admin DN also right to query database?ACS authentication with a generic LDAP user database
Setting up a generic LDAP external user database
Also, if please download the softerra LDAP browser to fetch the correct information and configure accordingle.
http://www.ldapbrowser.com/download.htm
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Hi, I'm in a project security information, and I think ACS software integration with ldap hosts in Unix machine: Samba
his works?
Is there a trial version of GBA? any version 4.2, 5.1, etc...
Thank you
Try this
ACS 4.2
ACS 4.1
http://www.Cisco.com/cgi-bin/tablebuild.pl/ACS-win-eval
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Thank you
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Yups, you can keep the RA for registration only and authentication via the LDAP Protocol separately.
Kind regards
Prem
Please rate if this can help!
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ACS 5.2 - authentication user 802. 1 x and MSCHAPv2 using LDAP Source identity
Hello community,
I use the ACS 5.2 as the solution of authentication in my network. I configured two situations: access with network access policies and peripheral Administration.
Currently, I have a few configured devices: 1 ASA (using RADIUS), WLC-5508 (using RADIUS) 1, 1 2960 S (with GANYMEDE +). And I set up an external identity store, using LDAP (I can see and select all groups without problem).
Everything works fine. My next step was to configure users to use 802. 1 x to authenticate using ACS with my LDAP database.
Assuming that all configurations are correct on all computers (when I use an internal database works very well), these are the following newspapers/configurations in the ACS:
At this point, we can see the error:
22043 current identity store does not support the authentication method; He jumps.Header 1 Request for access received RADIUS 1100111017 RADIUS creates a new session
Assess Service selection strategy
15004 Matched rule
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12310 full handshake PEAP completed successfullyprepared 12305 EAP-request another challenge PEAP11006 returned Challenge RADIUS accessRequest for access received RADIUS 1100111018 RADIUS re - use an existing session12304 extract EAP-response containing PEAP stimulus / response12313 PEAP inner method started
11521 prepared EAP-request/identity for inner EAP methodprepared 12305 EAP-request another challenge PEAP11006 returned Challenge RADIUS accessRequest for access received RADIUS 1100111018 RADIUS re - use an existing session12304 extract EAP-response containing PEAP stimulus / response11522 extract EAP-Response/Identity for EAP method internal11806 prepared EAP-internal method call offering EAP-MSCHAP VERSION challengeprepared 12305 EAP-request another challenge PEAP11006 returned Challenge RADIUS accessRequest for access received RADIUS 1100111018 RADIUS re - use an existing session12304 extract EAP-response containing PEAP stimulus / response11808 extracted EAP-response containing EAP - MSCHAP VERSION challenge response to the internal method and accepting of EAP - MSCHAP VERSION such as negotiatedEvaluate the politics of identity
15006 set default mapping rule
15013 selected identity store-
22043 current identity store does not support the authentication method; He jumps.22056 object was not found in the identity of the point of sale.22058 advanced option that is configured for a unknown user is used.22061 the option 'Refuse' Advanced is set in the case of a request for authentication has failed.11815 inner EAP-MSCHAP VERSION authentication failed11520 prepared EAP-failure of the inner EAP method22028 authentication failed and advanced options are ignored.prepared 12305 EAP-request another challenge PEAP11006 returned Challenge RADIUS accessRequest for access received RADIUS 1100111018 RADIUS re - use an existing session12304 extract EAP-response containing PEAP stimulus / responseAuthentication PEAP 12307 failure
11504 prepared EAP-failure
11003 returned RADIUS Access-Reject
So, what can be the cause? Compatibility with LDAP?
Plinio,
Watch this doc,
There is a table which indicates that LDAP is not a database compatible with our EAP type (MSCHAP VERSION-2).
LDAP, you can use with TLS, PEAP-GTC, and EAP-FAST-GTC.
TLS uses certificates on both sides, suplicant, and server authentication server.
* GCT if I'm not mistaken is a WBS system to use with the EAP protocol.
Authentication Protocol EAP compatibility of database user and table B-5
Identity storeEAP - MD5PEAP-EAP-MSCHAPv2EAP-FAST MSCHAPv2PEAP-GTCEAP-FAST-GTCACS
Yes
Yes2
Yes
Yes
Yes
Yes
Windows AD
NO.
Yes
Yes
Yes
Yes
Yes
LDAP
NO.
Yes
NO.
NO.
Yes
Yes
RSA identity store
NO.
NO.
NO.
NO.
Yes
Yes
Identity of DEPARTMENT store
NO.
NO.
NO.
NO.
Yes
Yes
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ACS 5.2 assignment of authorization with nested groups in LDAP
I have a Cisco Secure ACS 5.2 on a virtual machine. We use it for administrative access to our equipment Cisco GANYMEDE +. I use LDAP to authenticate with acitive directory. I currently run when a user is directly in the group that is assigned. I change the way in which assign us group permissions and have created nested groups.
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When I go to the monitoring, reporting and authentication GANYMEDE + details, under other attributes where it shows the outside groups the user is a member, I don't see group2, only group1.
However when User1 is a member of group2 directly, the user is able to log on.
GBA 5.2 not does support permissions allow this how to use nested groups?
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Kind regards
Jousset
The rate of useful messages-
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Hello
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Tnax for help
BB
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http://www.Cisco.com/univercd/CC/TD/doc/product/access/acs_soft/csacs4nt/acs41/user/unknusr.htm
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Hello
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The question I've found, is that the user I get with user authentication has no field:
Show user ip-user-mapping all | mbm60380 game
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10.240.1.1 vsys1 UIA 2101 2101 domain\mbm60380
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Thank you
Hello
I think it should work, but it is a bit awkward:
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DOMAIN\\USER *.
Prefix
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Make sense?
Thank you
Chris
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ACS 4.1 - LDAP integration
We want to use ACS as raduis server and use it to authenticate the VPN users
Remote access VPN user--->---> ACS v4.1---> LDAP ASA5510
ASA is already configured for the VPN, I'm a newbie with ACS. Can someone explain how to configure ACS as radius server and integrate it with LDAP.
When a user enters his user name and password, the SAA should send that ACS and ACS should compare to LDAP.
Thank you
How to configure ASA to Radius configuration and VPN authentication
http://www.Cisco.com/en/us/products/ps6120/products_configuration_example09186a00808c18ff.shtml#CLI
How to configure the ASA on ACS as a radius client:
http://www.Cisco.com/en/us/products/ps6120/products_configuration_example09186a00808c18ff.shtml#ACS
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http://www.Cisco.com/en/us/products/ps6120/products_configuration_example09186a00808c18ff.shtml#Veri
ACS and the LDAP integration database
After that set the host name (such as the LDAP server's IP), Port 389 and Admin username and password.
Kind regards
Jousset
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ACS 5.3 use LDAP. for one SSID and use IS HOST. for a different SSID
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I wish I had 1 point SSID to the radius of the acs using LDAP store and the 2nd point SSID to the radius of the acs using identity store of the host for mac filtering.
both scenarios are working, but not all.
If I set the order of the rule I can get an SSID, but then the other fails.
Authentication failed :
22056 object was not found in the identity of the point of sale.
Access matched Service selection rule:
Rule-1
Comparative political identity rule:
Rule-1
Some identity stores:
RBLDAP
Evaluate the politics of identity
15004 Matched rule
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24031 sending request to the primary LDAP server
24017 Looking up host in LDAP - 04-xx-xx-xx-xx-xx Server
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11003 returned RADIUS Access-Reject
If I move the mac add rule before the rule of ldap, but then the ldap authentication fails
Request for access received RADIUS 11001
11017 RADIUS creates a new session
11027 detected host Lookup UseCase (Service-Type = check call (10))
Assess Service selection strategy
15004 Matched rule
Access to Selected 15012 - MAC filter network access service
Evaluate the politics of identity
15004 Matched rule
15013 selected identity Store - internal hosts
24209 Looking internal host IDStore host - 04-xx-xx-xx-xx-xx
24211 found internal host IDStore host
Authentication 22037 spent
I tried to install the following without result.
It seems to me that there should be a simple process to do what happens. I thought that if the rule does not match it would be to move on to the next rule etc...
I might be able to live with the first ldap control and if it does not pass to the db of the local host, but seemingly ineffective.
https://supportforums.Cisco.com/thread/2133704
You can create a sequence of identity store so that if the end point is not present in the ldap database, then it can check its database of the local host.
Or you can create a condition in your selection of service such as if rule called-station-id ends with (AIDS) then you can have it match the rule that uses the appropriate rule pointing to ldap, another rule when called-station-id ends with (ssidB) match the rule that points to the rule that uses the database of the local host.
Here is the section on the configuration of the sequence of identity store, don't forget to select continue if user not found.
http://www.Cisco.com/en/us/docs/net_mgmt/cisco_secure_access_control_sys...
Thank you
Sent by Cisco Support technique iPad App
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Announcement for the external database - Secure ACS 5.2 or LDAP
I'm working on the project with Secure ACS 5.2. I'm trying to determine the external database appropriate to use. LDAP or directly to the AD?
In addition, the field in which I connect to a several subdomains. All users are currently in the subdomains, but will move to the root domain later. How do I set up the connection, I have to connect to each subdomain or can I connect just to the root?
Thank you
Hello
If you are using PEAP (mschapv2) [password based authentication] your best bet is to tie ACS to AD, because PEAP-mschapv2 is a hash mechanism that is only supported when you bind to AD, it will not work if you use the ldap integration.
Your best option is to connect ACS for the root domain, so he can use the transitive trust relationships to find the information in its subdomains.
Thank you
Tarik Admani
* Please note the useful messages *. -
Impossible to authenticate the user to ACS 5.1 with LDAP as identity outdoor store
Hi, I have a server and Open-LDAP running ACS on my corporate network.
Now, I'll set up a new linksys WAP - 54G and select WPA2-Enterprise with ACS as radius server.
the first thing first, I created new internal user to ACS and trying to join the network wireless from my computer. I did it...then I move on an external entity (LDAP server). I set up the sequence of configuration and the LDAP identity, also select the access service. but when I tried to authenticate from my computer, an error has occurred. I received:
the following error 22056 object was not found in the store identities applicable (s)Ask me ' bout this thing, I implemented a cisco router 1841 to become customer of AAA. and surprise... it works!
Yes, there is problems to authenticate to the windows of ACS (pointing to LDAP) platform?
any suggestion?
Thank youHello
Looks like you haven't mschap authentication is enabled on the ldap server. You can use eap - gtc instead, but need you:
1 enable eap - gtc under protocols allowed on your ACS access policy
2. install an eap - gtc "supplicant" on the windows box - if you have a wireless network card intel, the intel proset client supports eap - gtc
This could mean a fair bit of work according to the number/type of wireless clients you have - could be useful on the LDAP mschap authentication activation.
HTH
Andy
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ACS 5.8: Using AD vs LDAP
Hello world
I'm migration between 4.2 and I'm interested to know what are the benefits of joining the field rather than simply perform LDAP queries on a research base.
(1) it is especially a problem for RADIUS authentication, and not for GANYMEDE +, and if so is it at all useful for deployment GANYMEDE + only?
(2) is there a significant performance difference, and if yes, then which is the best?
(3) are there any pitfalls to join the domain rather than using LDAP?
Thanks for your thoughts!
HoD,
We use a performance wise there is not as such difference and decide which database to use depends on the type of authentication. A protocol like mschap is not supported by LDAP snack so you wireless authentication using PEAP, AD Protocol will work.
Here is the table of compatibility of Protocol,
http://www.Cisco.com/c/en/us/TD/docs/net_mgmt/cisco_secure_access_contro...
Kind regards
~ JG
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ACS 5.1 - AD authentication LDAP VS
Any help on this would be great
I can manage to get my account record in the thinking of Active Directory configuring cisco switch in the external identity stores but not my setup LDAP here are a few successful newspapers, log in and unsuccessful newspaper with ldap.
AD-SETUP
Selected identity store - AD1Current identity store does not support the authentication method; He jumps.GANYMEDE + will use the global configuration GANYMEDE password +.Returned GANYMEDE + authentication responseReceived authentication GANYMEDE + CONTINUE applicationUsing the previously selected Access ServicePolitical identity was assessed before; Sequence identity continuesAuthentication of user in Active DirectoryRecovery of the Active Directory user groups succeededActive Directory user authentication succeededAfter authenticationAccess policyAccess service:Default device Admin Identity store:CDsShell selected profile:Privilege modeActive Directory domain:Blah.com/results.htmGroup membership:Access matched Service selection rule:Rule-2Comparative political identity rule:By defaultSome identity stores:CDsApplication identity stores:The selected application identity stores:Mapping of matching rule group strategy:Matching rule permission policy:Rule-1The only problem with this configuration is that I can only add the domain blah.com/results.htm example and I get massive latency since the authentication process will over State to other domain instead of the local controllers.
I can tell by the STATUS of the AAA in track because of dashboard that latency is about 8000ms and the slow, log on to the switch.
LDAP-SETUP
In my LDAP configuration I have a primary host name and secondary closer to home to avoid latency I do a test of bind that returns successfully on both hosts. Configure my Orgainzation tab directory and do a test configuration to get a return of the Group > 100 > 100 topic.
I have reset my indenities to instead of AD LDAP stores and try again, but for some reason that I get 22056 object not found error! I can't just that work on here are the details
Corresponding ruleSelected Access Service - Admin default deviceEvaluate the politics of identityBy default matching ruleSelected - identity storeCurrent identity store does not support the authentication method; He jumps.GANYMEDE + will use the global configuration GANYMEDE password +.Returned GANYMEDE + authentication responseReceived authentication GANYMEDE + CONTINUE applicationUsing the previously selected Access ServicePolitical identity was assessed before; Sequence identity continuesSend the request to the primary LDAP serverUser authentication against the LDAP serverThe user's search ended with an errorMain server failover. Switching to the secondary serverSend the request to the secondary LDAP serverUser authentication against the LDAP serverUser not found in the LDAP serverObject was not found in the identity of the point of sale.The advanced option is configured for a unknown user is used.The option 'Refuse' Advanced is set in the case of a request for authentication has failed.Returned GANYMEDE + authentication responseAre there ideas, I can try so that it can find my account as the structure of the AD did? ideas please?
see you soon
HI Ed,
Try using a standard LDAP browser (www.ldapbrowser.com ) to view LDAP structure. Verify base DN used for searches matches
structure.Regards,
~JGDo rate helpful posts
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