Client - CancelForwarding
- [C] client: FlowSshC_Client pointer.
- [C] handler: A ForwardingHandler function to be used with the request. Optional.
- [C] handlerData: An application-defined value to be passed to the handler. Optional.
[C] A ForwardingRule structure. DestHost and DestPort are not used; they may be left uninitialized.
[C++/.NET] A ForwardingRuleRef structure/class.
- [C++/.NET] response: A ForwardingHandler object to be used with the request. Optional.
Cancels a port forwarding defined by the ForwardingRule/Ref.