单项选择题
A new asynchronous connection is being installed in your network. Which pair of WAN encapsulations types is suitable for asynchronous lines?（）
A. PPP and ATM
B. PPP and SDLC
C. ATM and HDLC
D. SDLC and HDLC
点击查看答案
相关考题
-
单项选择题
Which WAN technology was designed to give homes and small business high speed digital dial-up service over already existing communication infrastructure?（）
A. X25
B. Frame Relay
C. ATM
D. ISDN
E. ATX
F. None of the above -
单项选择题
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 -
单项选择题
Which one of the WAN data-link protocols below is used for out-of-band signaling?（）
A. HDLC
B. NCP
C. PAP
D. LAPD
E. LAPB
F. None of the above
