更多"Router R1 use s MAC address 1111.11"的相关试题:
[单项选择]Which TCP port does LDP use for its protocol communications?()
A. 464
B. 466
C. 644
D. 646
[单项选择]You are unable to telnet to a router at address 203.125.12.1 from a workstation with the IP address 203.125.12.23. You suspect that there is a problem with your protocol stack. Which of the following actions is most likely to confirm your diagnosis?()
A. ping 127.0.0.0
B. ping 203.125.12.1
C. telnet 127.0.0.1
D. ping 127.0.0.1
E. tracert 203.125.12.1
[单项选择]The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network()。
A. 255.255.255.0
B. 255.255.255.192
C. 255.255.255.250
D. 255.255.255.252
[单项选择]The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network?()
A. 255.255.255.0
B. 255.255.255.192
C. 255.255.255.250
D. 255.255.255.252
[多项选择] Routers R1 and R2 use HSRP so that one router will back up the other should there be a failure. Which two statements are true about the Hot Standby Router Protocol (HSRP)? ()
A. Load sharing with HSRP is achieved by creating multiple subinterfaces on the HSRP routers.
B. Routers configured for HSRP can belong to multiple groups and multiple VLANs.
C. Load sharing with HSRP is achieved by creating HSRP groups on the HSRP routers.
D. All routers configured for HSRP load balancing must be configured with the same priority.
E. Routers configured for HSRP must belong to only one group per HSRP interface.
[单项选择]Besides its main use the noise-killing system can______.
A. make a car lighter
B. make a car quieter
C. reduce the cost of a silencer
D. improve the performance of a silencer
[判断题]电阻R1,R2并联,已知R1>>R2,并联后的等值电阻近似等于R1,即R≈R1。
[填空题]电阻R1和R2串联,已知R2=4R1,若R2两端电压U2=16V,则R1两端电压U1=()。
[多项选择] Routers R1 and R2 are EIGRP neighbors. R1 has been configured with the eigrp stub connected command. Which of the following is true as a result?()
A. R1 can learn EIGRP routes from R2, but R2 cannot learn EIGRP routes from R1
B. R1 can send IP packets to R2, but R2 cannot send IP packets to R1
C. R2 no longer learns EIGRP routes from R1 for routes not connected to R1
D. R1 no longer replies to R2's Query messages
E. R2n o longer sends to R1 Query messages
[单项选择]如下两个关系R1和R2,它们进行何种运算后得到R3R1
[判断题]执行N10 R1=5;N20 R1=R1+5;后参数R1的值为仍为5(SIEMENS系统)。
[判断题]已知R1=5Ω,R2=10Ω,把R1、R2串联起来,并在其两端加15V的电压,此时R1所消耗的功率是5W。
[单项选择]已知R1=8,R0=9,执行指令MOV R0,R1,LSR#3后,R0的值为()。
A. 1
B. 8
C. 0x10
D. 0x80
[判断题]表达式"R1=R2+R3*SIN(R4)"的运算次序依次为SIN(R4),R3*SIN(R4),R2+R3*SIN(R4)(SIEMENS系统)。