1. A method of designating a master conferencing routing server from a plurality of collaboration routing servers, the method comprising: receiving a first total number of conference bridges to which a first collaboration conferencing routing server of the plurality of collaboration conferencing routing servers is locally connected; receiving a second total number of conference bridges to which a second collaboration conferencing routing server of the plurality of collaboration conferencing routing servers is locally connected; designating the master conferencing routing server from the plurality of collaboration routing servers based on the highest of the first total and the second total; and by the designated master conferencing routing server: receiving a collaboration conference access request from a requester's communication; selecting a hosting conference bridge from a plurality of conference bridges connected to the plurality of conferencing routing servers, wherein the hosting conference bridge is configured to host a collaboration conference; transmitting a request for a plurality of open communication ports to the selected conference bridge; storing a temporary state associated with the collaboration conference access request in a database connected to the master conferencing routing server; receiving an acknowledgement message from the selected conference bridge indicating that the plurality of requested communication ports are available; storing an active state associated with the collaboration conference access request in the database connected to the master conferencing routing server; and broadcasting one or more conference state messages to the plurality of conferencing routing servers indicating an active state of an initiated collaboration conference and the indication of the selected conference bridge.