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    If you are facing VPN Client Error 51, IPC Socket Mapping Failure, this article will help you.

    Cisco VPN Client Fifty One Error: IPC Socket assignment failed with error -4h.
    vpn client error 51 ipc socket allocation failed

    Symptom: Although an attempt was made to start the Cisco Patient VPN, You may receive an error like this: “Error 51: Failed to allocate an IPC socket. Error -4h. This is often caused by the VPN service of Cisco System, Inc. it is not necessary to run. Please start this service and try again. “

    Face = “Verdana”> Resolution: open Computer Management> Services and Applications> Services, Start the Cisco system, VPN Service Inc.

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