单项选择题

What is the port number of an IPsec Encapsulating Security Payfoad packet？（）

A.UOP port 50
B.IP protocol 51
C.TCP port 51
D.TCP port 50
E.IP protocol 50
F.UDP port51

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热门试题

单项选择题WhatistheencapsulationformatofanMPLSMulticastVPN（MVPN）packer？（）

A.IP unicast in IP unicast
B.IP multicast in IP anycast
C.IP anycast in IP anycast
D.IP multicast in IP unicast
E.IP multicast in IP multicast
F.IP unicast in IP multicast

多项选择题ForSONETringswitching，the50msswitchtime：Selectallthatapply？（）

A.Plncludes the detection time
B.Applies to rings smaller than 1200km
C.Applies to rings smaller than 1000km
D.Includes up to 16 nodes

单项选择题InMPLStrafficengineering，whichoneofthefollowingprotocolsisusedforPathSetup？（）

A.BGP
B.OSPF
C.ISIS
D.RSVP

单项选择题WhatdoesFRTPstandfor？（）

A.Frame Relay Top Pseudowire
B.Frame Relay Traffic Pseudowire
C.Frame Relay Traffic Protocol
D.Frame Relay Traffic Policing

单项选择题GMPLSisbaseduponNon-Packet-baseddevices.（）

A.True
B.False