HostB uses the MAC address of ServerA as the destination.
Router B uses a Layer 3 network address to route the packet.
Router A uses the Layer 4 address to forward the packet to Router B.
Via the use of a Layer 3 address, ServerA assigns the message to the e-mail service.
39
In a packet-switched data network, what is used to reassemble the packets in the correct order at the destination device?
source address
sequence number
priority assignment
destination address
A user sees the command prompt: Router(config-if)# . What task can be performed at this mode? 40
Reload the device.
Perform basic tests.
Configure individual interfaces.
Configure individual terminal lines.
41
Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempted to ping the local gateproblem?
The local NIC is incorrectly configured.
The subnet mask on host A is incorrectly configured.
The IP address on host A is incorrectly configured.
The default gateway on host A is incorrectly configured.
ping was successful. To verify the host configuration, the technician issued the ipconfig command. What is the likely cau
How many host addresses may be assigned when using the 128.107.0.0 network address with a subnet mask of 255.25542
30
256 2046 2048 4094 4096
43
Which two programs can be used to accomplish terminal emulation for configuring a router from the CLI through the cons(Choose two.)
HyperTerminal
Internet Explorer Minicom
Secure Shell Telnet
44
Refer to the exhibit. The router of the company failed and was replaced. After the replacement, hosts C and D in the Educa
able to ping each other, but they are unable to access the hosts in the Accounts office. What is the likely cause of the pro
The IP address at the fa0/0 interface of the router is incorrectly configured.
The subnet mask at the fa0/1 interface of the router is incorrectly entered.
The IP address at the serial interface of the router is incorrectly configured.
The hosts in the Accounts office are not on the same subnet as the hosts in the Education office.
45
Refer to the exhibit. A web browser running on host PC1 sends a request for a web page to the web server with an IP add192.168.1.254/24. What sequence of steps will follow in order to establish the session before data can be exchanged?
The session will be initiated using UDP. No additional acknowledgment will be required to establish the session.
The session will be initiated using TCP. No additional acknowledgment will be required to establish the session.
The session will be initiated using UDP. The returned web page will serve as an acknowledgment for session establi
The session will be initiated using TCP. A three-way handshake must be successfully completed before the session
46
this frame?
Refer to the exhibit. Host A sends a frame with the destination MAC address as FFFF.FFFF.FFFF. What action will the sw
It will drop the frame.
It will send the frame back to host A.
It will send the frame to all hosts except host A.
It will forward the frame to the default gateway.
47
In a network design project, a network designer needs to select a device to provide collision free connections to 40 hosts Which device should be selected?
hub router switch firewall
Which location of router memory is cleared with the erase startup-config command? 48
flash
RAM ROM NVRAM
49
Which password is automatically encrypted when it is created?
vty aux console
enable secret
enable password
50 During the encapsulation process, what is the PDU of the internet layer?
bit data frame packet segment
51
Which information is used by the router to determine the path between the source and destination hosts?
the host portion of the IP address
the network portion of the IP address
host default gateway address
the MAC address
What type of network is maintained if a server takes no dedicated role in the network? 52
mainframe
client/server
peer-to-peer
centralized