GB0-180 무료 덤프문제 온라인 액세스

Synchronous/asynchronous serial port supports V24 and V35 protocols. When it work in V24 synchronization mode, the maximum rate is

• A.64kbps
• B.115.2Kbps
• C.2048kbps
• D.4096kbps

The port number of FTP control connection is( )

• A.20
• B.25
• C.21
• D.23

To configure one virtual circuit on X.25 to be logic channel, the correct configuration is( )

• A.x25 map 1.1.1.2 x121-address 2202 logic-channel 1
• B.x25 map ip 1.1.1.2 x121-address 2202 logic-channel 1
• C.x25 map ip 1.1.1.2 2202 logic-channel 1
• D.x25 map protocol ip 1.1.1.2 x121-address 2202 logic-channel 1

Which of the following statements concerning standby center are true( )

• A.When using the standby center, once fault occurs to the line on the active interface, it will changeover to the standby interface
• B.When using the standby center, the delay time for changeover from standby interface to the active interface is configurable
• C.When using the standby center, it will not changeover to the active interface immediately when the line on the active interface returns to the normal state, but, instead, it will after a while
• D.When using the standby center, the delay time for changeover from the active interface to the standby interface is configurable

which of the following way can be used to upgrade router()

• A.via tftp
• B.via aux
• C.via ftp
• D.via console