which OSI layer should the administrator begin troubleshooting?
A network administrator cannot connect to a remote router by using SSH. Part of the show
interfaces command is shown.
router#show interfaces
Serial0/1/0 is up, line protocol is down
At which OSI layer should the administrator begin troubleshooting?
Which solution should be deployed to provide a secure connection over a shared infrastructure?
Which solution should be deployed to provide a secure connection over a shared infrastructure?
Which command is most efficient to resolve your mistakes?
After issuing the copy run start command, you make several changes to your lab router and
realize that you were referencing a list of bad IP addresses to make these changes. Which
command is most efficient to resolve your mistakes?
What is this information telling you?
You run the command debug ip rip on your router and notice this entry:
08:08:30: RIP: build update entries
08:08:30: network 192.168.10.0 metric 16
What is this information telling you?
which default order would a router load a Cisco IOS image?
In which default order would a router load a Cisco IOS image?
Which utility can you use to achieve this goal?
You do not have access to a network server and need to back up a Cisco IOS image. Which utility
can you use to achieve this goal?
Which command would you use to view how much space has been consumed in NVRAM?
Which command would you use to view how much space has been consumed in NVRAM?
Which command excludes seven host addresses from a DHCP pool that has a 255.255.255.192 mask?
Which command excludes seven host addresses from a DHCP pool that has a 255.255.255.192
mask?
The ip helper-address command does what?
The ip helper-address command does what?
What is the last usable address of the network 10.10.64.0 255.255.252.0?
What is the last usable address of the network 10.10.64.0 255.255.252.0?