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.
John works as a Technician for Blue Tel Inc. He notices errors in a routing table. Which of the following layers of the OSI model is associated with this situation?
A. Network Layer
B. Application Layer
C. Data Link Layer
D. Transport Layer
Which of the following protocols is used by voice terminal to communicate with the VoIP server? Each correct answer represents a complete solution. Choose all that apply.
A. SIP
B. SMTP
C. MGCP
D. H.323
You work in a company that accesses the Internet frequently. This makes the company's files susceptible to attacks from unauthorized access. You want to protect your company's network from external attacks.
Which of the following options will help you in achieving your aim?
A. Gopher
B. FTP
C. Firewall
D. HTTP
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. Roaming
B. Intelligent client
C. Security
D. Quality of service
Which of the following is used to maximize the efficient utilization of LAN media?
A. Bridge
B. Router
C. Hub
D. Switch
John works as a Sales Engineer for KBC Inc. He has been assigned a project to install a soft phone on different computers. One of the computer systems on the LAN is experiencing problems in voice quality.
Which of the following actions should John perform to resolve the problem?
A. Add more system RAM.
B. Upgrade the computer system.
C. Upgrade the Network Interface Card (NIC).
D. Upgrade the network cable to category 6 cabling.
Which of the following protocols is used for Voice over IP (VOIP) solutions?
A. MGCP
B. RTMP
C. RTSP
D. RTP
Harry works as a Technician for NetPerfect Inc. He has been assigned a project to connect a North American T-1 trunk to a European E-1 trunk using a conversion device.
Which of the following will result?
A. No more than 80% of the E-1 trunk can be used.
B. The connection will fail.
C. No connection can be made in between the E-1 trunk and T-1 trunk.
D. No less than 80% of the T-1 trunk can be used.
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
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