Gatekeeper Transaction Messages Protocol (GKTMP)

GKTMP is used for communications between GKs and external applications where added functions or services are required beyond the capabilities of the GK. GKTMP passes information between Cisco IOS GKs and the external application using ASCII response/request messages based on RAS by way of an application programming interface (API) or over TCP connections. This works in a straightforward manner. Some of the incoming requests for the GK are sent to the external application to fulfill the request. The GK has triggers configured for each external application it will use. These triggers are based on RAS tags and values. Incoming RAS messages are checked against the triggers. If the messages match a ...

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