A. Each B channel can transmit up to 64 kbps
B. The ISDN B channel carries voice or data
C. The ISDN D channel transmits control information.
D. The D channel transmission rate varies depending on the service used.
E. HDLC or PPP can be used to encapsulate D channel information.
您可能感興趣的試卷
你可能感興趣的試題
A.TE1
B.NT-2
C.TA
D.TE2
E.NT-1
A.NCP
B.HDLC
C.LAPB
D.LAPD
A. To ma a known IP address to a MAC address
B. To map a known DLCI to a MAC address
C. To ma a known MAC address to an IP address
D. To ma a known DLCI address to a IP address
E. To ma a known IP address to a SPID address
F. To ma a known SPID address to a MAC address
A. T1
B. Frame Relay
C. DSL
D. PPP
E. ISDN
F. IPX
A. IP address
B. encapsulation PPP
C. no shutdown
D. PPP authentication CHAP
E. Speed
F. None of the above
最新試題
New switches have been purchased for a network upgrade. The objective for the network design emphasizes efficient, error-free transport instead of fast transport.Which switching mode should be configured on the new switches to provide error-free transport to the network? （）
What should the configuration register value be after successfully completing the password recover procedure and returning the router to normal operation? （）
What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）
A network host is configured as follows: Host IP address: 192.168.16.183 Subnet mask: 255.255.255.224 Default gateway: 192.168.16.190 Which of the following statements describe the network to which this host is attached?（）
What does a configuration Register Setting of 0x2105 indicate to the Router? （）
The following access list was applied outbound on he E0 interface connected to the 192.168.1.8/29 LAN:access-list 123 deny tcp 192.168.1.8 0.0.0.7 eq 20 anyaccess-list 123 deny tcp 192.168.1.9 0.0.0.7 eq 21 anyWhat effect will this access list have?（）
Which of the following statements regarding routed and routing protocols are true?（）
TestKing.com has allocated the IP add 199.144.27.0 is its network, to provide flexibility for the LAN design, a subnet mask of 255.255.255.240 has been chosen. Which of the following address can be assigned to LAN on the resulting subnets.（）
What is the purpose of typing o/r 0x2142 during a password recover procedure on a 2500 series router?（）
Which of the following contribute to congestion on an Ethernet network?（）