acs logging failed,please help me!

[admin_2]

i got this msg:

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Problem Logging on to CSRadius. Got as far as Launching Request to Protocol Module..

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and then

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Problem Logging on to CSRadius. Got as far as Launching Request to Protocol Module..

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CSRadius: Failed to logon to test account..

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after this,the acs can not logging anything.

please help me !

[pradeepde]

Please check if the server is accessible from the network, you would probably get this error if the ACS server is not in the same network.

[#3]

yes,the acs server and the nas is not the same network,but the network is accessible when the acs server faild