问题：单选题Which CLI mode allows you to make configuration changes?（）A enable modeB configuration modeC operational modeD active mode...

Monday, July 15, 2024

问题：单选题What happens when you issue the ping 172.19.102.2 count 5 command?（）A ICMP echo requests are sent to 172.19.102.2 in five-millisecond intervals.B ICMP echo requests are sent to 172.19.102.2 until five packets are dropped.C ICMP echo requests are sent t...

Thursday, August 8, 2024

问题：单选题What is the default protocol preference for OSPF internal routes?（）A 10B 15C 150D 160...

Saturday, October 28, 2023

问题：单选题When attempting to view the OSPF routes in the routing table, you issue the command show route table inet.3 but no OSPF routes are displayed. What is the problem?（）A The OSPF routes are located in the inet4.0 routing table.B The OSPF routes are located...

Tuesday, April 9, 2024

问题：单选题What represents the decimal equivalence of 01101110?（）A 90B 96C 110D 118...

Friday, July 18, 2025

问题：多选题Which two statements are true about firewall filter configurations?（）AMultiple action modifiers can be included in the same term.BOnly a single action modifier can be included in the same term.CIf an action modifier exists without a terminating action,...

Wednesday, June 19, 2024

问题：单选题What is the decimal equivalent of 00000100?（）A 2B 4C 9D 12...

Thursday, March 13, 2025

问题：单选题You have been asked to configure your MX240 with a default route toward your upstream ISP at IP address 192.168.100.1. Which command successfully completes this task?（）A user@router# set routing-options static route 0.0.0.0/0 next-hop 192.168.100.1B us...

Monday, November 25, 2024

问题：单选题Which statement is correct regarding exception traffic processing?（）A Exception traffic is only handled by the PFEB Exception traffic is rate-limited across the internal link to protect the REC Exception traffic is not prioritized during times of conge...

Sunday, June 22, 2025

问题：单选题A network administrator would like to view detailed interface status, properties, statistics, errors,and CoS packet counters.Which operational command will display this information?（）A show interfaces extensiveB show interfacesC show configuration inte...

Sunday, January 5, 2025

问题：单选题Which network mask is the equivalent of 255.255.248.0?（）A /20B /21C /22D /23...

Sunday, June 22, 2025

问题：单选题To which directory does the Junos OS write traceoptions files?（）A /var/tmp/B /var/C /var/log/D /var/home/username/...

Thursday, March 13, 2025

问题：多选题What are two default routing policies on Junos devices?（）AThe BGP import policy accepts all BGP routes.BThe BGP export policy rejects all active BGP routes.CThe OSPF import policy accepts all OSPF routes.DThe OSPF export policy accepts all active OSPF ...

Wednesday, September 20, 2023

问题：单选题Which statement is true about logical units?（）A Logical units are similar to VLANs used by other vendors.B A logical unit is required for transit interfaces.C Frame Relay encapsulation supports one logical unit.D Link speed and duplex are configured in...

Friday, July 18, 2025

问题：单选题Why is IPv6 packet processing more effective than IPv4 packet processing?（）A fixed header sizeB smaller header sizeC fewer header fieldsD variable header size...

Saturday, January 11, 2025

问题：单选题Which statement is true about the routing table?（）A The routing table exists in the control plane only.B The routing table exists in the control plane and in the forwarding plane.C The routing table contains both active and inactive routes.D The routin...

Tuesday, December 17, 2024

问题：单选题What represents the binary equivalence of 96?（）A 11010100B 01100000C 11010000D 11101010...

Wednesday, November 27, 2024

问题：单选题Which CLI command do you use to determine which files are cleanup candidates?（）A request system storage cleanup candidatesB request system services storage candidatesC request system services candidate cleanupD request system storage cleanup dry-run...

Monday, November 25, 2024

问题：单选题Which statement is true regarding the Network Time Protocol (NTP) on Junos devices?（）A MD5 authentication is supported by the Junos OSB Server mode is not supported by the Junos OSC The Junos OS can provide a primary time referenceD The Junos OS does n...

Saturday, September 30, 2023

问题：单选题Which class-of-service component allows you to define the bandwidth allocated to different traffic types?（）A classificationB rewrite markingC schedulingD queuing...

Wednesday, November 27, 2024