Which of the following ports are used by H.323 protocol? Each correct answer represents a complete solution. Choose all that apply.

A. UDP ports 1718 and 1719

B. TCP ports 110

C. TCP ports 1720 and 1503

D. TCP ports 25

Mark works as a Network Administrator for PassGuide Inc. The company has a Windows-based network. The California branch of PassGuide has been divided into two buildings in the same campus. The company wants to interconnect these two buildings for proper communication among all the departments.

Which of the following network types should Mark use to accomplish the task?

A. CAN

B. LAN

C. MAN

D. WAN

You work as a Network Administrator for PassGuide Inc. You have implemented a firewall on the company's network. You want to ensure that outside users cannot access the internal FTP servers on the network.

What will you do to accomplish the task?

A. Block the TCP ports 20 and 21 on the firewall.

B. Block the TCP port 443 on the firewall.

C. Block the TCP port 80 on the firewall.

D. Block the UDP port 1701 and TCP port 1723 on the firewall.

Which of the following is an implementation of the media gateway control protocol architecture for controlling Media Gateways on IP and PSTN networks?

A. H.248

B. SIP

C. H.323

D. RTCP

Which of the following parameters are generally used to describe quality of service for IP-based voice and video? Each correct answer represents a complete solution. Choose all that apply.

A. Jitter

B. Bandwidth

C. Latency

D. Packet loss

You work as a technician for McNeil Inc. You want to capture packets linked to SIP and HTTP using the same application.

Which of the following monitoring tools will you use to accomplish the task?

A. Protocol analyzer

B. Spectrum analyzer

C. Traffic generator

D. SIP analyzer

You are implementing a Voice over Wireless LAN network.

Which of the following voice-specific requirements will you consider to ensure that voice traffic is received timely or not?

A. Security

B. Quality of service

C. Intelligent client

D. Roaming

Which of the following layers of the OSI model manages communication between communication entities in a network?

A. Transport

B. Application

C. Session

D. Presentation

E. Network

Which of the following parameters are generally used to describe quality of service for IP-based voice and video? Each correct answer represents a complete solution. Choose all that apply.

A. Bandwidth

B. Latency

C. Packet loss

D. Jitter

Which of the following standards defines call transfer supplementary service?

A. H.450.3

B. H.450.2

C. H.450.1

D. H.450.4