A Network Technician Notices the Site-To-Site VPN and Internet Connection

Multiple Choice

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?

A) Use a modem to console into the router
B) Walk a user through troubleshooting the connection
C) Travel to the branch office
D) Hire a contractor to go on-site