Which two encapsulation methods require that an 827 ADSL router be configured with a PPPusername and CHAP password？（）

A . Create an IPv4 tunnel and assign the tunnel IPv6 addresses B . Create IPv4 interfaces on both ends of the network， and use either static routes or a routingprocess to direct IPv6 packets through those interfaces C . IPv6 packets cannot be encapsulated with IPv4 headers because the addresses are notcompatible D . Create IFV6 interfaces on both ends of the network， and use static routes to point the IPv4address to those interfaces E . Use an IPv6 routing protocol like OSPFv3 and assign IPv4 packets to that process F . Create an IPv4 tunnel and use the tunnel mode ipv6ip command

A . HDLC B . ATM AAL5 C . PPP D . Ethernet VLAN E . Frame Relay

A . HDLC B . Ethernet C . Token Ring D . PPP E . FDDI F . Frame Relay

A . T1 B . Frame Relay C . DSL D . PPP E . ISDN F . IPX

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A . The transport layer divides a data stream into segments and may add reliability and flow control information. B . The data link layer adds physical source and destination addresses and an FCS to the segment. C . Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control information. D . Packets are created when the network layer adds Layer 3 addresses and control information to a segment. E . The presentation layer translates bits into voltages for transmission across the physical link.

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A . VTP B . 802.1Q C . LLC D . ISL E . CDP F . PAP

A . Cell relay B . aal5 C . Ethernet VLAN D . Frame Relay E . HDLC F . PPP

A . VTP B . ISL C . CDP D . 802.1Q E . 802.1p F . LLC

A .  Member data have no access modifiers. B .  Member data can be modified directly. C .  The access modifier for methods is protected. D .  The access modifier to member data is private. E .  Methods provide for access and modification of data.

A . HDLC B . Ethernet C . Token Ring D . PPP E . FDDI F . Frame Relay

A . ISDN B . Frame Relay C . ATM D . FDDI

A . VTP B . ISL C . CDP D . 802.1Q E . 802.1p F . LLC G . IETF

A . show frame-relay map B . show frame-relay lmi C . show inter serial D . show frame-relay pvc

A . Frame Relay B . HDLC C . x.25 D . PPP

A . Tunnel label B . VC-label C . 5-byte ATM header D . Payload E . 4 byte ATM header F . Support for 30 packed cell

A . proxy B . dual-stack C . tunneling D . dot1q

A .  Performance of class methods is improved. B .  Implementation details of the class are hidden. C .  Access modifiers can be omitted on class data members. D .  Code that uses the encapsulation class can access data members directly. E .  Internal operation of the class can be modified without impacting clients of that class.

A . Router Certkiller 2,Gig 0/1 B . Switch Certkiller B,Fast Port 1 to 24 C . Switch Certkiller A,Gig Port 9 D . Router Certkiller 2,Gig 0/0

A.A MCC monitoring vlan and IP on all devices throughout the network can be exported to a file for backup. B.A PTN device on which mcc vlan and ip have problems can use service encapsulation ip to log into another PTN device remotely in the network. C.Service encapsulation vlan and ip will not be added into packet header when service packets are being forwarded in PTN network. D.T31 system does not support creation of vlan with 3001 or above.

A．0 B．1 C．2 D．3

A、They lived out a natural life B、They died of exhaustion after the long plane ride C、They weren’t accustomed to the change in weather D、They died due to lack of care by family members