A new computer that was connected to the network reported an error of an Identical IP address with another computer. Both computers were configured for SLAAC. Which of the following is causing the error?
A. Rogue DHCP server
B. Duplicate MAC addresses
C. Incorrect router advertisement
D. Wrong VLAN assignment
A user is having trouble uploading files to a server. However, other users in the department are not experiencing this issue. The network administrator checks the access switch and sees multiple CRC errors on that user's switchport. Which of the following should the network administrator do first?
A. Replace the uplink cable for the access switch.
B. Replace the user's network cable.
C. Replace the NIC for the user's PC.
D. Replace the access switch.
A technician is configuring a wireless access point in a public space for guests to use. Which of the following should the technician configure so that only approved connections are allowed?
A. Geofencing
B. Captive portal
C. Secure SNMP
D. Private VLANs
A network technician added a new workstation to the network and needs to make a custom, shielded cable that is 492ft (150m) with both ends wired to TIA/EIA-568A standards. The workstation is not establishing a link to the switchport. Which of the following is the cause of the issue?
A. Cable shielding
B. Attenuation
C. Incorrect pinout
D. Near-end crosstalk
In which of the following locations is a VPN headend found?
A. Distribution
B. Access
C. Core
D. WAN edge
A technician is investigating an intermittent connectivity issue that occurs when specific WAPs are turned on. The technician checks into the issue further and finds the WAPs that are having issues share channel five. Which of the following is most likely causing the issue?
A. Polarization
B. Interference
C. Incorrect channel
D. Low power levels
Which of the following attacks is typically used to guess a password?
A. Brute-force
B. DDoS
C. DNS poisoning
D. Rogue DHCP
E. Ransomware
A user cannot connect to the network, although others in the office are unaffected. The network technician sees that the link lights on the NIC are not on. The technician needs to check which switchport the user is connected to, but the cabling is not labeled. Which of the following is the best way for the technician to find where the computer is connected?
A. Look up the computer's IP address in the switch ARP table.
B. Use a cable tester to trace the cable.
C. Look up the computer's MAC address in the switch CAM table.
D. Use a tone generator to trace the cable.
Staff members notify a network technician that the wireless network is not working as expected and connectivity to wireless devices is intermittent. Some devices connect but then disconnect. The technician reviews the logs on the WAP controller and identifies thousands of connection attempts from unrecognized devices within a short amount of time. Which of the following is the most likely reason for the wireless network connectivity issue?
A. Wrong SSID
B. Denial of service
C. Interference
D. Poor coverage
A user is connecting a smartwatch to a smartphone for internet access. Which of the following network types is the user employing?
A. MAN
B. PAN
C. LAN
D. WLAN
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