What is a disadvantage of using a connection oriented
protocal such as TCP?
A. Packet acknowledgement may add overhead
B. packets are not tagged with sequence numbers
C. Loss or duplication of data packets is more likely to occur
D. The application layer must assume responsibility for
correct searchers of the data packets
Using the TCP/IP protocol suite a message is sent from host A to a destination IP address on the same LAN. How does host A determine the destination of MAC address? A. It uses a proxy APP B. It uses APP requests C. It uses RARP requests D. It uses a router lookup table
Which is true regarding store-and-forward switching method? A.) Latency varies depending on frame-length B.) Latency is constant C.) It is default for all Cisco switches D.) It only reads the destination hardware address before forwarding the frame
Which statement is true regarding Administrative distance? A.) It is a metric B.) Number of hops between two routers C.) Trustworthiness of the routing information D.) RIP Administrative distance is 100
Describe ICMP messages
Explain the types of communication in ipv4?
Which of the following is an example of the Physical Layer? A.) TCP B.) ARP C.) IP D.) FDDI E.) LLC F.) Fast Ethernet
When using access lists, what does a Cisco router check first? A. To see if the packet is routable or bridgeable B. The destination address C. The source address D. The packet contents
Which of these is the Private key? A. Bear B. Cave C. Indian D. Cowboy
Which of the following will show an extended access list 150? A.) sh access-list B.) sh ip int C.) sh ip access-list 150 D.) sh access-list 150 extended
Explain the difference between bus topology and hub?
how many seriale interface a managable router has.
What is the command to allow you to type Tokyo instead of the IP address 172.16.30.1 to access a router named Tokyo? A.) config t, ip host Tokyo 172.16.30.1 B.) config t, ip hostname Tokyo 172.16.30.1 C.) config t, hostname Tokyo 172.16.30.1 D.) config t, ip hostname 172.16.30.1 Tokyo