多項選擇題Which of the following statements regarding ISDN are correct?()

A. Each ISDN B channel has transmission speeds of up to 64 kbps.
B. The ISDN B channel can carry video, voice or data.
C. The ISDN B channel transmission rate varies depending on the service used.
D. The ISDN D channel transmits control information.
E. The ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.


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1.多項選擇題Which of the following are correct regarding ISDN?()

A. Legacy DDR can use port information to define interesting traffic.
B. Legacy DDR can configure multiple dialer configurations on the same interface.
C. Legacy DDR can use ACLs to define interesting traffic.
D. HDLC or PPP can be used to encapsulate ISDN D channel information.
E. The BRI interfaces on ISDN routers with dialer profiles configured cannot belong to multiple dialer pools.
F. Dialer profiles cannot use extended ACLs to define interesting traffic.

2.單項選擇題You have a single ISDN BRI B channel. What is its maximum bandwidth capacity of this one channel?()

A. 16kb/s
B. 64kb/s
C. 128kb/s
D. 144kb/s
E. 192kb/s
F. 256kb/s

5.單項選擇題You are preparing to create a point to point WAN by connecting a Cisco router with a Juniper router by way of their serial links. Which one of the following commands would you use?()

A. TK1(config-if)# encapsulation hdlc ansi
B. TK1(config-if)# encapsulation ppp
C. TK1(config-if)# encapsulation LAPD
D. TK1(config-if)# encapsulation frame-relay ietf
E. TK1(config)#encapsulation ppp

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