Signaling devices which are required on inflatable liferafts include().
A、a rocket shoulder rifle
B、an oil lantern
C、red flares
D、an air horn
A、a rocket shoulder rifle
B、an oil lantern
C、red flares
D、an air horn
A、A. Establishing a signaling channel between two signaling entities in an ATM network B、B. Provide reliable connection for signaling between two IP signaling nodes C、C. Provide routing for IP signaling messages in an IP signaling network
A、A.All CE devices emulate a bridge B、B.All provider devices emulate a bridge C、C.Hierarchical VPLS reduces signaling overhead D、D.Each PE device emulates a bridge E、E.Each CE device emulates a bridge
A、VPLS uses LDP for signaling. B、VPLS uses BGP for autodiscovery and signaling. C、VPLS uses extended IS-IS for signaling D、VPLS uses OSPF version 3 for auto discovery and signaling E、VPLS uses spanning tree for signaling