PDF user manual for CopperEdge 150

VP Virtual Path. A unidirectional ATM pathconsisting of a logical group or bundle of VCs.VPI Virtual Path Identifier. A 8-bit field in acell header designating the virtual path to betaken by the cell.VPL Virtual Path Link. The full path betweenthe point at which a VPI is assigned to a Celland the point at which the VPI is translated orremoved (i.e, between the starting line and finishline of the path).VWAN Virtual Wide Area Network. A networkingmodel that makes use of the IRB (IntegratedRouter/Bridge) capability of compatiblerouters to allow transparent connectivity ofLAN ports over wide area (Frame Relay) links.WWAN Wide Area Network. WANs coverextended geographical areas in contrast toLANs. WANs generally use links provided bythe public switched telephone network to connectdistant sites.&RSSHU(GJH,QVWDOODWLRQDQG2SHUDWLQJ*XLGH