A network technician is considering opening ports on the firewall for an upcoming VoIP PBX implementation. Which of the following products in the technician MOST likely to consider? (Select THREE).

Lab Simulation
Workstations are unable to access the internet after a recent power outage. Configure the appropriate devices to ensure All workstations have internet connectivity.

A network technician receives a call from a user in the accounting department stating that Internet
connectivity has been lost after receiving a new workstation. No other users in accounting are reporting
similar issues. The network technician is able to ping the machine from the accounting department's
router, but is not able to ping the machine from the IT network. Which of the following is MOST likely the
cause?

A company finds that many desktops are being reported as missing or lost. Which of the following would BEST assist in recovering these devices?

Given the table below:

Which of the following addresses can Host E send a packet to that will reach Hosts C and D, but not Hosts A and B?