PPP帧被添加L2TP头进行封装时，会被标以正确的Tunnel ID和Session ID，以标识其隧道和会话属性。该L2TP头中的Tunnel ID（隧道标识符）由（）分配，Session ID（会话标识符）由（）分配。A、本端LAC；本端LACB、对端LNS；对端LNSC、本端LAC；对端LNSD、对端LNS；本端LAC
PPP帧被添加L2TP头进行封装时，会被标以正确的Tunnel ID和Session ID，以标识其隧道和会话属性。该L2TP头中的Tunnel ID（隧道标识符）由（）分配，Session ID（会话标识符）由（）分配。
- A、本端LAC；本端LAC
- B、对端LNS；对端LNS
- C、本端LAC；对端LNS
- D、对端LNS；本端LAC
相关考题：
Which statement describes the function of the LNS in a L2TP environment?() A.It initiates both the PPP session and the tunnel.B.It initiates the PPP session and terminates the tunnel.C.It terminates the PPP session and initiates the tunnel.D.It terminates the PPP session and terminates the tunnel.
Which CLI command is used to enable L2TP tunnel switching?() A. l2tp tunnellingB. l2tp tunnel switchingC. l2tp tunnel-switchingD. enable l2tp tunnel switching
Which attribute uniquely identifies the L2TP connection between the router and the L2TP network server?() A.Tunnel IDB.Tunnel tagC.Tunne ltypeD.Tunnel medium
Which CLI command is used to examine whether an L2TP tunnel can be established for domain isp1.com?() A.l2tp tunnel test anyone@isp1.comB.test l2tp session anyone@isp1.comC.test l2tp tunnel anyone@isp1.comD.tunnel l2tp test anyone@isp1.com
用L2TP封装数据的报文格式按照1,2,3,4的次序,正确的是() A. IP TCP L2TP PPPB. UDP IP PPP L2TPC. IP UDP PPP L2TPD. IP UDP L2TP PPP
（49）A．L2TP，只适于IP网，传输PPP帧；PPTP既适于IP网，也适于非IP网，传输以太帧B．L2TP只适于IP网，传输以太帧；PPTP既适于IP网，也适于非IP网，传输PPP帧C．都传输PPP帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网D．都传输以太帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网
L2TP与PPTP是VPN的两种代表性协议，其区别之一是（59）。A.L2TP只适于IP网，传输PPP帧；PPTP既适于IP网，也适于非IP网，传输以太帧B.L2TP只适于IP网，传输以太帧；PPTP既适于IP网，也适于非IP网，传输PPP帧C.都传输PPP帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网D.都传输以太帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网
VPN实现网络安全的主要措施是（7），L2TP与PPTP是VPN的两种代表性协议，其区别之一是（8）。空白处（8）应选择（）A、L2TP只适于IP网，传输PPP帧；PPTP既适于IP网，也适于非IP网，传输以太帧B、L2TP只适于IP网，传输以太帧；PPTP既适于IP网，也适于非IP网，传输PPP帧C、都传输PPP帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网D、都传输以太帧，但PPTP只适于IP网，L2TP既适于IP网，也适于非IP网
Where does the LAC obtain the L2TP tunnel’s attributes？（）A、profileB、domain mapC、DHCP serverD、L2TP tunnel map
Which attribute uniquely identifies the L2TP connection between the router and the L2TP network server?（）A、Tunnel IDB、Tunnel tagC、Tunne ltypeD、Tunnel medium
What are three methods to apply a L2TP Tunnel Switch Profile? （）(Choose three.)A、aaa domain-mapB、radius attributesC、tunnel groupsD、tunnel services profileE、l2tp destination profile
Which CLI command is used to examine whether an L2TP tunnel can be established for domain isp1.com?（）A、l2tp tunnel test anyone@isp1.comB、test l2tp session anyone@isp1.comC、test l2tp tunnel anyone@isp1.comD、tunnel l2tp test anyone@isp1.com
L2TP协议是承载在UDP协议之上的，数据包的封装过程为（）A、私有IP→PPP→UDP→L2TP→公有IPB、私有IP→L2TP→PPP→UDP→公有IPC、私有IP→L2TP→UDP→PPP→公有IPD、私有IP→PPP→L2TP→UDP→公有IP
Which L2TP protocol packet is sent by the LAC to establish the control connection (tunnel)?（）A、Start Tunnel Discovery RequestB、Start Control Connection RequestC、L2TP Control Connection RequestD、L2TP Tunnel Establishment Request
Which CLI command is used to enable L2TP tunnel switching?（）A、l2tp tunnellingB、l2tp tunnel switchingC、l2tp tunnel-switchingD、enable l2tp tunnel switching
Which statement describes the function of the LNS in a L2TP environment?（）A、It initiates both the PPP session and the tunnel.B、It initiates the PPP session and terminates the tunnel.C、It terminates the PPP session and initiates the tunnel.D、It terminates the PPP session and terminates the tunnel.
单选题Which statement describes the function of the LNS in a L2TP environment?（）AIt initiates both the PPP session and the tunnel.BIt initiates the PPP session and terminates the tunnel.CIt terminates the PPP session and initiates the tunnel.DIt terminates the PPP session and terminates the tunnel.
多选题MPLS封装有不同的方式，下列选项中关于封装方式的说法，正确的是（）AMPLS封装有帧模式和信元模式BEthernet和PPP使用帧模式封装CATM使用信元模式封装D信元模式封装时，如果报文中已经懈怠了MPLS Header，第一个信元会保留该MPLSHeader用于转发
单选题Which CLI command is used to enable L2TP tunnel switching?（）Al2tp tunnellingBl2tp tunnel switchingCl2tp tunnel-switchingDenable l2tp tunnel switching
单选题用L2TP封装数据的报文格式按照1，2，3，4的次序，正确的是（）AIP TCP L2TP PPPBUDP IP PPP L2TPCIP UDP PPP L2TPDIP UDP L2TP PPP