is 116.84 KB, has a resolution of 1253x1142 pixels and was uploaded on May 19, 2019 @ 11:41 pm by user: andruer. It is filed under the tags: area, diagram, organization, business telephone system, telephone. Click the blue button at the top to freely download: SIP Trunking Session Initiation Protocol Multiprotocol Label Switching Wiring Diagram png.