3.Label distribution protocol(LDP) based virtual private LAN services(VPLS)has been widely used and is competitive to become the IETF standard of VPLS.
6.The phrase Providing name(s) from the Block Extensions word set shall be appended to the label of any Standard System that provides portions of the Block Extensions word set.
7.The phrase Providing name(s) from the File Access Extensions word set shall be appended to the label of any Standard System that provides portions of the File Access Extensions word set.
8.Multiprotocol label Switching (MPLS) is ra -pidly emerging as an Internet Engineering Task Force (IETF) standard intended to enhance the speed , scalability, and service provisioning capabilities in the Internet.
9.The phrase Requiring name(s) from the Block Extensions word set shall be appended to the label of Standard Programs that require the system to provide portions of the Block Extensions word set.
10.The phrase Requiring name(s) from the File Access Extensions word set shall be appended to the label of Standard Programs that require the system to provide portions of the File Access Extensions word set.