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Detail Form
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1.
When a user tries to dial an international number the call fails to dial out of the phone system. The technician dials from another phone on the same phone system and is able to complete an international call. Which of the following is the MOST likely cause?
2.
Which of the following would be the BEST way to see what traffic has passed from a source to a destination endpoint?
3.
An H. 323 phone registers to a gatekeeper across a VPN. This phone has worked in the past but now fails to register with the gatekeeper. All other H. 323 phones in remote locations work fine. What would be the BEST troubleshooting action to take next?
4.
Which of the following would MOST likely be used to check WAN links that are being over utilized?
5.
When getting ready to upgrade a phone system, which of the following would be the FIRST step that a technician would take?
6.
The B channels of a ISDN BRI can be bonded to provide:
7.
Which of the following devices will send out alerts when a possible LAN attack is in progress?
8.
Which of the following standards is based on the SIP protocol for presence and instant messaging?
9.
Which of the following lists MOST accurately depicts the advantages gained by deploying dual mode WiFi/Cellular phones in an enterprise?
10.
A VoIP user is complaining of a one way talk path when calling a branch office that is connected via a VPN over the internet. After confirming the problem exists by placing test calls from the main site to the VPN user, and by pinging the VPN user, which of the following should the technician do next?