多选题 Which two statements are correct regarding default protocol preference values?()
RIP is preferred over OSPF external routes.
Direct, local, and static routes have the same preference value.
OSPF's preference value is lower than BGP.
OSPF has a single preference value for both internal and external routes.
单选题 You are asked to ensure that your device does not accept any prefixes within the 172.27.0.0/24 network. You have applied the policy shown in the exhibit, but the 172.27.0.0/24 route is still present on your device. Which configuration will resolve this problem?()
[edit policy-options policy-statement block-routes]
user@router# set term 1 from route-filter 172.27.0.0/24 orlonger [edit policy-options policy-statement block-routes]
user@router# set term 1 from route-filter 172.27.0.0/24 upto /30 [edit policy-options policy-statement block-routes]
user@router# set term 2 from route-filter 172.27.0.0/24 longer [edit policy-options policy-statement block-routes]
user@router# set term 2 from route-filter 172.27.0.0/24 orlonger
单选题 You configured an interface with an IP address and committed the change. You then committed a change that added an exception in a firewall filter to allow this network through the filter. You realize that this work was done on the wrong router. How do you undo all these changes?()
rollback 2
rollback 1
rollback 0
rollback 3
单选题 You have been asked to configure your MX240 with a default route toward your upstream ISP atIP address 192.168.100.1. Which command successfully completes this task?()
user@router# set routing-options static route 0.0.0.0/0 next-hop 192.168.100.1
user@router# set routing-options default route 0.0.0.0/0 next-hop 192.168.100.1
user@router# set forwarding-options static route 0.0.0.0/0 next-hop 192.168.100.1
user@router# set protocols default route 0.0.0.0/0 next-hop 192.168.100.1
多选题 Referring to the exhibit, which two statements are true?()
The route 192.168.1.0/25 is accepted
The route 192.168.2.0/24 is accepted
OSPF routes will be exported into RIP
RIP routes will be exported into OSPF
多选题 Which two commands would you use to discard a candidate configuration?()
rollback
delete
delete 0
rollback 0
单选题 What is the default export routing policy for EBGP?()
Accept all active BGP routes.
Accept all BGP routes.
Accept no routes.
Accept all active IGP routes.
多选题 Which two commands allow you to return to a previous version of software on the device?()
request system software add
request system software downgrade
request system software replace
request system software rollback
单选题 Which network mask is the equivalent of 255.255.248.0?()
/20
/21
/22
/23