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Network session wall passively listening to communication session, with use of access rules, stops further communication between network devices by emulating messages to the devices

  • US 5,958,015 A
  • Filed: 10/29/1996
  • Issued: 09/28/1999
  • Est. Priority Date: 10/29/1996
  • Status: Expired due to Term
First Claim
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1. For use in a computer network facilitating communication sessions between network devices, a session wall comprising:

  • (a) a network adapter for attaching the session wall to the network;

    (b) data memory;

    (c) a processor connected to said data memory and to said network adapter; and

    (d) a communication session control system wherein data pertinent to the control of at least one of the communication sessions is stored in said memory, a portion of said at least one session is read by said processor such that said communication control system passively listens to said portion of said at least one session, said processor comparing said portion with a set of access rules stored in said memory, and, when said at least one session is not allowed according to said access rules, issuing a message to at least one of the network devices involved in said at least one session to stop further communication between the network devices.

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