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Among the broadband access transmission media, the highest achievable transmission rate is ____ .
Among the broadband access transmission media, the highest achievable transmission rate is ____ .A . same coaxial cableB . Copper quality UTPC . no radio wavesD . optical fiberE . electric power lineView AnswerAnswer: D
Which of the following descriptions about GRE are correct ? ( Choose one or more )
Which of the following descriptions about GRE are correct ? ( Choose one or more )A . bearing carrier lP head is lP protocol number 47 identifies the GRE headerB . the GRE with the Ethernet protocol type 0 x0806 identified load package for lPC . GRE VPN can transmit multicast dataD . adopted using IP over IP ...
Hereinafter GREVPN and BGP / MPLS VPN described above are correct ____ .
Hereinafter GREVPN and BGP / MPLS VPN described above are correct ____ .A . Both can separate the address spaceB . both point to point tunnelC . GREVPN does not separate address space, BGP/MPLS VPN can separate address spaceD . GRE VPN can provide advanced security such as data encryption, but BGP/MPLS VPN ...
The following are functions of the access layer ____ .( Choose one or more )
The following are functions of the access layer ____ .( Choose one or more )A . owns a large number of interfaces, and for the final connected user computerB . access into the security controlC . High -speed packet-switchedD . complex routing strategies complicatedView AnswerAnswer: AB
What is incorrect about the description of L2TP VPN and SSL VPN?
What is incorrect about the description of L2TP VPN and SSL VPN?A . have no need to install, maintain clientB . Both support Web accessC . All support lP access modeD . are based on TCP packageView AnswerAnswer: ABD
The VPI/VCI parameters of ADSL connection are negotiated and determined in ____ .
The VPI/VCI parameters of ADSL connection are negotiated and determined in ____ .A . Line Road activateB . DMT modulationC . Jian Li low-level link VCCD . PPPoE negotiationView AnswerAnswer: C
Which of the following are measurement standards for voice quality ?
Which of the following are measurement standards for voice quality ?A . MOSB . PESQC . PQSMD . PSQMView AnswerAnswer: ABD
The following description does not belong to SSL handshake protocol layer function are ____ .
The following description does not belong to SSL handshake protocol layer function are ____ .A . Negative responsible for the establishment, maintenance SSL sessionB . insurance certificate, reliable data transmissionC . isobutyl the normally turned off SSL connectionD . verify the integrity of the card dataView AnswerAnswer: BD
In EPON applications, if the home gateway or switch on the user side is provided by the operator and unified VLAN management, then the VLAN operation mode on the UNI port should be configured as ____ .
In EPON applications, if the home gateway or switch on the user side is provided by the operator and unified VLAN management, then the VLAN operation mode on the UNI port should be configured as ____ .A . VLAN tagging modeB . VLAN transparent transmission modeC . VLAN Translation ModeD . VLAN...
The following of GRE VPN and BGP / MPLS VPN correctly described ____ .
The following of GRE VPN and BGP / MPLS VPN correctly described ____ .A . Both can separate the address spaceB . both point to point tunnelC . GRE VPN can separate address space, BGP/MPLS VPN cannot separate address spaceD . GRE VPN cannot separate address space, BGP/MPLS VPN can separate address...
