How many usable IP addresses are available on the 192.168.1.0/27 network?
What subnet mask is needed if an IPv4 network has 40 devices that need IP addresses and address space is not to be wasted?
Which firewall feature is used to ensure that packets coming into a network are legitimate responses to requests initiated from internal hosts?
What are two characteristics of Ethernet MAC addresses? (Choose two.)
A network technician is attempting to configure an interface by entering the following command: SanJose(config)# ip address 192.168.2.1 255.255.255.0. The command is rejected by the device. What is the reason for this?
Refer to the exhibit. Match the packets with their destination IP address to the exiting interfaces on the router. (Not all options are used.)
Match the description with the associated IOS mode. (Not all options are used.)
Which procedure is used to reduce the effect of crosstalk in copper cables?
What unique address is embedded in an Ethernet NIC and used for communication on an Ethernet network?
A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this requirement?
Which two functions are primary functions of a router? (Choose two.)
What method is used to manage contention-based access on a wireless network?
A network administrator wants to have the same subnet mask for three subnetworks at a small site. The site has the following networks and numbers of devices:
Subnetwork A: IP phones – 10 addresses
Subnetwork B: PCs – 8 addresses
Subnetwork C: Printers – 2 addresses
What single subnet mask would be appropriate to use for the three subnetworks?
Which two commands can be used on a Windows host to display the routing table? (Choose two.)
On which switch interface would an administrator configure an IP address so that the switch can be managed remotely?
What is a characteristic of the LLC sublayer?
What are two ways that TCP uses the sequence numbers in a segment? (Choose two.)
Why are port numbers included in the TCP header of a segment?
If a device receives an Ethernet frame of 60 bytes, what will it do?
A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?
Which networking model is being used when an author uploads one chapter document to a file server of a book publisher?
What will a host on an Ethernet network do if it receives a frame with a destination MAC address that does not match its own MAC address?
A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?
Under which two circumstances will a switch flood a frame out of every port except the port that the frame was received on? (Choose two.)
Which service provides dynamic global IPv6 addressing to end devices without using a server that keeps a record of available IPv6 addresses?
What are two characteristics shared by TCP and UDP? (Choose two.)
Which switching method has the lowest level of latency?
During the encapsulation process, what occurs at the data link layer for a PC connected to an Ethernet network?
How does quality of service help a network support a wide range of applications and services?
A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used?
What layer is responsible for routing messages through an internetwork in the TCP/IP model?
Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
What function does pressing the Tab key have when entering a command in IOS?
What protocol is responsible for controlling the size of segments and the rate at which segments are exchanged between a web client and a web server?
A wireless host needs to request an IP address. What protocol would be used to process the request?
Which domain name would be an example of a top-level domain?
Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator has already logged into a Telnet session on the switch, which password is needed to access privileged EXEC mode?
What are the three primary functions provided by Layer 2 data encapsulation? (Choose three.)
What is one difference between the client-server and peer-to-peer network models?
Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?
Which statement is true about variable-length subnet masking
Which command can an administrator issue on a Cisco router to send debug messages to the vty lines?
What is the binary representation of 0xCA?
Which subnet would include the address 192.168.1.96 as a usable host address?
At a minimum, which address is required on IPv6-enabled interfaces?
Fill in the blank.
During data communications, a host may need to send a single message to a specific group of destination hosts simultaneously. This message is in the form of a __ message.
What purpose does NAT64 serve in IPv6?
What is one indication that a Windows computer did not receive an IPv4 address from a DHCP server?
Which connection provides a secure CLI session with encryption to a Cisco switch?
After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?