Enterprise to enterprise instant messaging

摘要

Embodiments of the present disclosure provide methods and devices for communicating between private networks. In this regard, one embodiment of such a method, among others, can be broadly summarized by the following steps: receiving a request to initiate an active communication session between a first user of a local private network and a second user of a remote private network, wherein a secure link exists between a first messaging server of the local private network and a second messaging server of the remote private network; and forwarding the request to a client machine of the first user if the second user is authorized to communicate with the first user, as determined by policies of the first messaging server and policies of the second messaging server. Other methods and devices are also included.