A network technician notices the site to site VPN and Internet connection have not come back up at a branch office after a recent power outage. Which of the following is an out of band method the technician would MOST likely utilize to check the branch office's router status?
Use a modem to console in to the router
Walk a user through troubleshooting the connection
Travel to the branch office
Hire a contractor to go on site
A network technician has salvaged several Ethernet cable from a data center. The technician attempts to use the cables to connect desktops to the network without success. Which of the following is MOST likely the issue?
The cables have an incorrect pinout
The cables are UTP instead of STP
The cables are CAT 6 instead of CAT5
The cables are not plenum rated
Which of the following devices sits on the outermost reach of your network?
Firewall
Modem
Switch
Hub
What are some of the environmental requirements of infrastructure devices? (e.g. routers, switches, appliances)
Cool Temperature
Proper humidity
Proper ventilation
Proper lighting
What are the hexadecimal equivalent of these decimal values? 2 = ❌ 7 = ❌ 11 = ❌ 14 = ❌ 15 = ❌
Which dedicated application device is ver processor intensive and can interfere with router and switch functions?
Encryption device
Packet shaper
Analog modem
What happens if a server room is too damp?
Static electricity will fry the equipment
Rubber boots will be required
Connections will corrode
Technicians will slip
Of the following options, which protocols work at the process/application layer?
23
FTP
161
ICMP
What protocol is used to find a MAC address to IP address?
ARP
RARP
CARP
MARP
Which protocols are TCP?
NTP
TFTP
445
A network administrator is assigned to run and connect a Cat 6e Ethernet cable between two nodes in a datacenter. Which of the following connector types should the network administrator use to terminate this cable?
DB-9
RS-232
DB-25
RJ-45
