Which three mechanisims support the forwarding plane of a Layer 3 VPN in JUNOS software? ()
A、MPLS LSP
B、ATM tunnel
C、GRE tunnel
D、IPSEC tunnel
E、L2TPv3 session
A、MPLS LSP
B、ATM tunnel
C、GRE tunnel
D、IPSEC tunnel
E、L2TPv3 session
A、The three moving vanes and the three fixed vanes form three pressure chambers B、The three moving vanes and the three fixed vanes form six pressure chambers C、The three moving vanes and the three fixed vanes form nine pressure chambers D、The three moving vanes and the three fixed vanes form twelve pressure chambers
A、A.p0 = p1; B、B.p1 = p2; C、C.p2 = p4; D、D.p2 = (ClassC)p1; E、E.p1 = (ClassB)p3; F、F.p2 = (ClassC)p4;
A、ping B、FTP C、Telnet D、HTTP E、HTTPS