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Which feature or protocol is required for an IP SLA to measure UDP jitter?
Answer: D
The problem with such links, specially from Cisco, is that you have to read a whole book to get an answer, and that is if you are lucky. Thanks anyway.
Source: Adapted from community discussion — Ali526
Which three statements about MAC addresses are correct? (Choose three.)
Answer: ADE
A. To communicate with other devices on a network, a network device must have a unique MAC address Correct answer. B. The MAC address is also referred to as the IP address Wrong answer. C. The MAC address of a device must be configured in the Cisco IOS CLI by a user with administrative privileges Wrong answer. D. A MAC address contains two main components, the first of which identifies the manufacturer of the hardware and the second of which uniquely identifies the hardware Correct answer. E. An example of a MAC address is 0A:26:B8:D6:65:90 Correct answer. F. A MAC address contains two main components, the first of which identifies the network on which the host resides and the second of which uniquely identifies the host on the network Wrong answer.
Source: Adapted from community discussion — [Removed]
Refer to the exhibit. Which feature is enabled by this configuration?
Answer: C
Which NAT term is defined as a group of addresses available for NAT use?
Answer: A
Which command can you enter to allow Telnet to be supported in addition to SSH?
Answer: A
If you set transport input telnet, it will override any previous config. So, in real device you should set transport input telnet ssh, if you want both. In Packet Tracer this is not allowed, instead it is transport input all.
Source: Adapted from community discussion — raydel92
Refer to the exhibit. After you apply the given configuration to a router, the DHCP clients behind the device cannot communicate with hosts outside of their subnet. Which action is most likely to correct the problem?
Answer: D
Answer is correct, since question is "Which action is most likely to correct the problem?" Means that the given set of command is missing something. Since when we are configuring a DHCP server on a router: conf t service dhcp ip dhcp pool network default-router dns-server exit
Source: Adapted from community discussion — xsp
Refer to the exhibit. Which rule does the DHCP server use when there is an IP address conflict?
Answer: A
An address conflict occurs when two hosts use the same IP address. During address assignment, DHCP checks for conflicts using ping and gratuitous ARP. If a conflict is detected, the address is removed from the pool. The address will not be assigned until the administrator resolves the conflict.
Source: Adapted from community discussion — Samuelpn96
Which command can you enter to determine the addresses that have been assigned on a DHCP Server?
Answer: C
Seems Correct answer is B Switch#sh ip dhcp ? binding DHCP address bindings conflict DHCP address conflicts pool DHCP pools information relay Miscellaneous DHCP relay information snooping DHCP snooping Switch#
Source: Adapted from community discussion — wannaknow
What is the authoritative source for an address lookup?
Answer: A
In DNS, "authoritative" basically means, who can be trusted to own and know the dns entries for the specified item. In this item, its asking for an authoritative source, which has to be a server. DNS entries that are cached can be wrong, old/outdated. So Caches are ruled out. Now, this is a terrible question, but a basically, a recursive dns query is a packet that goes out to the big work dns networks and "walks the tree" to find an authoritative dns server for the website you are looking for. https://www.cloudflare.com/learning/dns/what-is-recursive-dns/
Source: Adapted from community discussion — sasquatchshrimp
Which command is used to verify the DHCP relay agent address that has been set up on your Cisco IOS router?
Answer: D
With that command you can see if the helper address (dhcp relay) is configured. Router1#sh ip interface g0/0 GigabitEthernet0/0 is up, line protocol is up (connected) Internet address is 10.0.0.1/30 Broadcast address is 255.255.255.255 Address determined by setup command MTU is 1500 bytes Helper address is 192.168.4.2
Source: Adapted from community discussion — raydel92
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