H3C Constructing Secure optimized WANs v2.0 - GB0-391 FREE EXAM DUMPS QUESTIONS & ANSWERS

A. network gatekeeper refused to register the gateway B. Net observe accepted the registration of the gateway C. network gatekeeper registration request is being processed gateway D. network related parameters transmitted error

A. When AN uses a three-layer switch, the maximum number of user terminals that an AGG device can connect to will no longer be limited by the number of its own MAC address table entries B. the AN taken when a switcher, three switches can team with respect to the end-user access to a higher density to achieve C. When AN adopts a three-layer switch, it is more helpful to control the scope of the broadcast domain than a two-layer switch D. When AN adopts a Layer 2 switch, it needs to support and deploy complex Layer 2 isolation and security features on AN and AGG

A. with home GRE VPN , if static routing, the Tunnel interfaces should start Keeplive function to detect the actual work on the tunnel interface, if using dynamic routing, you can not start Keeplive function B. After the Keeplive function is enabled on the Tunnel interface , by default, once the router fails to receive the Keeplive packet from the other party three times , the tunnel is considered unavailable C. lack of provincial case, the Tunnel Interface packet encapsulation mode is not GRE D. tunnel source address and a destination address uniquely identifies an interface of a tunnel, the tunnel at both ends of the device of Tunrel source address and destination address from the interface must be the same

A. The name of the peer security gateway during IKE negotiation is aaa B. IKE NAT traversal function is not enabled C. In IKE negotiation to negotiation mode in phase aggressive mode D. During the negotiation of the first phase of IKE , the initiator sends its own IP address to the peer to identify its identity

A. make use NAT after technologies, network users access the network service availability affected B. make use NAT after technical problems can be avoided when the two interconnected caused due to the internal network address C. make use NAT technology, the internal and external networks are blocked D. make use NAT after art, outsiders can not get information on the internal network

A. L2TP session can be carried out before L2TP tunnel is established B. The L2TP session must be carried out after the L2TP tunnel is established C. with one pair of LNS and LAC can only be established between a L2TP tunnel D. with one pair of LNS and LAC can establish one or more between the L2TP tunnel

A. IP|UDP|RTP| Voice data B. IP| Voice Data C. IP|TCP |RTP| voice data D. IP|UDP|RTCP|RTP| Voice data

A. In PUPV mode, all users in the cell share the same business vlan id . B. PSPV manner the same user for all services use the same one VLAN to be labeled, its implementation can not be guaranteed quality of service. C. The deployment of PUPSPV mode requires equipment to support QinQ technology. D. PUPSPV mode can accurately identify users and services, and each user's business has a corresponding vlan id identification.