Para ver las conexiones establecidas:
rtr-lbox-c891#sh vpdn %No active L2TP tunnels PPTP Tunnel and Session Information Total tunnels 1 sessions 1 LocID Remote Name State Remote Address Port Sessions VPDN Group 49368 estabd 88.3.31.11 60361 1 VPDN_GROUP_PPTP LocID RemID TunID Intf Username State Last Chg Uniq ID 6522 60361 49368 Vi6 lbox\sworks estabd 00:02:42 7
Para eliminar una conexion:
rtr-lbox-c891#clear vpdn tunnel pptp id 49368