Which protocol is an open standard protocol framework that is commonly used in VPNs,to provid secure end－to－end communication?() A. L2TPB. IPsecC. PPTPD.RSA
Which protocol is an open standard protocol framework that is commonly used in VPNs,to provid secure end－to－end communication?()
A. L2TP
B. IPsec
C. PPTP
D.RSA
相关考题：
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When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? （）A、If using IS-IS as the PE-CE routing protocol, no redistribution is required.B、If using static routes between the CE and PE routers, no redistribution of other VPN routes is required.C、If the PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required.D、If RIP is the routing protocol that is used between the PE-CE routers, no redistribution is required, but any other protocol will require redistribution.E、If using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistribution.
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单选题What does the protocol field inside the PPP frame indicate？（）Athe protocol used to determine the authentication methodBthe protocol used to identify the data in the Information fieldCthe protocol used to carry the PPP frameDthe protocol used to decode the FCS fieldEthe protocol used to detect the number of padding bytes
单选题Which protocol is an open standard protocol frame work that is commonly used in VPNs，to provid secureend-to-end communication？（）AL2TPBIPsecCPPTPDRSA
单选题Which protocol is used for communication between the Junos Pulse client and 802.1X-compliant switches when performing Layer 2 enforcement?（）AEAPBRADIUSCSSLDEAP-o-HTTP
单选题Which mechanism can you use to achieve sub-second failover for link failure detection when a switched Ethernet media is used and loss of signal is not supported by the link provider？（）AOSPF standard hellosBCisco Discovery Protocol link detectionCBidirectional Forwarding DetectionDFast Link PulseEautonegotiation
单选题Which protocol should be used to establish a secure terminal connection to a remote network device? Select the best response.（）AARPBSSHCTelnetDWEPESNMPv1FSNMPv2
单选题When implementing MPLS VPNs between CE and PE routers, which of these statements is correct? As a Network Engineer, it is necessary for you to know how to implement MPLS VPNs between Customer Edge and Provider Edge routers. Refer to the following descriptions, which one is making sense?（）AIf using OSPF or EIGRP as the PE-CE routing protocol, redistribution is not required, but any other protocol or static route will require redistributionBIf using IS-IS as the PE-CE routing protocol, no redistribution is requiredCIf using static routes between the CE and PE routers, no redistribution of other VPN routes is requiredDIf PE-CE protocol is not BGP, redistribution of other VPN routes from MP-BGP is required
单选题LDAP is being used throughout the Company wireless network. Which statement about the Lightweight Access Point Protocol （LWAPP） protocol is true？（）A The processing of 802.11 data and management protocols and access point capabilities is distributed between a lightweight access point and a centralized WLAN controller.B LWAPP advertises its WDS capability and participates in electing the best WDS device for the wireless LAN.C LWAPP aggregates radio management forward information and sends it to a wireless LAN solution engine.D LWAPP authenticates all access points in the subnet and establishes a secure communication channel with each of them.E None of the other alternatives apply
单选题If you needed to transport traffic coming from multiple VLANs （connected between switches）， and your CTO was insistent on using an open standard，which protocol would you use？（）A802.11BBspanning-treeC802.1QDISLEVTPFQ.921