You find that one of the serial interfaces on your router is not forwarding traffic. You have given “show ip interfaces” command. In the response, you observed the following entries against that interface:

Serial 0 is up, line protocol is down. What is the likely problem?

 
 
 
 

How many bytes is an Ethernet address?

 
 
 
 

Match the following:

A. Repeaters    1. Data Link Layer

B. Bridges         2. Network Layer

C. Routers        3. Physical Layer

 

 
 
 
 

You have an IP of 156.233.42.56 with a subnet mask of 7 bits. How many hosts and subnets are possible assuming that subnet 0 is not used? 

 
 
 
 

FDDI is an example of which topology?

 
 
 
 

Which of the following commands is used to verify the encapsulation type on a frame relay link?

 
 
 
 

A default Frame Relay WAN is classified as what type of physicalnetwork?

 
 
 
 

An administrator issues the command “ping 127.0.0.1″ from the command line prompt on a PC host named PC1. If an ICMP reply is received, what does this confirm?

 
 
 
 

Frame Relay technique uses

 
 
 
 

Identify which of the services below use both TCP and UDP ports:

 
 
 
 

What range of addresses can be used in the first octet of a Class B network address?

 
 
 
 

Match the following: 

1. Segments    A. Associated with Data Link Layer

2. Packets       B. Associated with Network Layer

3. Frames        C. Associated with Transport Layer

 

 

 
 
 
 

A client workstation is connected to a DHCP server through a switch and a router, The client machine has been able to access the network resources without any problem. However, after the recent configuration change on the DHCP server, the client workstation is not able to access any network resources. What is the likely solution.

 
 
 
 

You are asked to evolve a TCP/IP addressing scheme for your Organization. How many network numbers (subnet number) must you allow when you design the network for your organization?

 
 
 
 

Which one of the following is a Class C IP address?

 
 
 
 

What protocol is used to find the hardware address of a local device?

 
 
 
 

Which of the following requires thst all channels in a message transmission path be of the same speed?

 
 
 
 

You want to ping the loopback address of your local host. What will you type? (choose two)

 
 
 
 

An administrator issues the command “ping 127.0.0.1″ from the command line prompt on a PC host named PC1. If an ICMP reply is received, what does this confirm?

 
 
 
 
 

What would the result be when the following commands are executed on a Cisco Catalyst switch:

TechTarget-SW1 (config-if)# switchport port-security
TechTarget-SW1 (config-if)# switchport port-security mac-address sticky

 
 
 
 

After carefully examining the network diagram above, select the correct statement regarding broadcast and collision domains:

 
 
 
 

How should a router that is being used in a Frame Relay network be configured to avoid split horizon issues from preventing routing updates?

 
 
 
 

Host A receives a frame and discards it after determining that it is corrupt. At which OSI layer are frames checked for errors?

 
 
 
 

Which of the following are true regarding passwords on a Cisco router?

a) All passwords can be encrypted
b) All passwords can be entered using the set-up dialogue
c) A password can be set before a user can enter the privileged mode
d) A password can be set for individual lines
e) TACACS or Radius password authentication can be used.

 
 
 
 

Please see the figure below. Host A is trying to telnet to Host B. However,
the Ethernet interface fa0/0 on RTC is not functioning. Which of the following
statements are true? (choose 2 best answers)

 
 
 
 

Two sub layers of OSI Data Link layer are which of the following?

 
 
 
 

Which of the following is true of a Switch?

 
 
 
 

The command frame-relay map ip 10.126.16.9 102 broadcast was entered on the router.Which of the following statements is true concerning this command?

 
 
 
 
 

How should a router that is being used in a Frame Relay network be configured to avoid split horizon issues from preventing routing updates?

 
 
 
 

Which protocol working at the Transport layer provides a connectionless service between hosts?