You are staying at a hotel and find the wireless is pretty slow. What would be the most logical reason for this? Overcapacity Attenuation Signal refraction MAC filtering in the Captive Portal.
Wireless devices must match frequency of the WAP - 2.4 GHz or 5 GHz. True False.
802.1X would be associated with: Home wireless networks Corporate wireless networks.
1:1 - this is the perfect signal to noise ratio in a wireless network. True False.
Which of the following could be the cause of a duplicate IP address? (PICK TWO) DNS Server is down You're using a combination of DHCP and static IP addressing Default gateway of the router is misconfigured Rogue DHCP Server has been configured.
Which is a best practice before configuring static IP addresses? Ping the address first Reset the router Use a non default VLAN trunk Ensure DHCP server is online before assigning.
You have an IP address of 169.254.x.x - which below is the problem? DHCP server is down Address is private Subnet mask is missing DNS server is down.
DHCP will renew an IP address on the day the lease is up. True False.
Which of the following could prevent duplicate IP addresses? DHCP snooping NTP servers DNS addressing Loopback adapters.
You got an untrusted SSL certificate error when connecting to a webserver. What is an option? Add certificate manually to the browser Add manually to the registry Change security from SSL to TLS Close and reopen the browser.
You're getting a problem with Kerberos - can't sign on to all devices. What's something that could be the issue? NTP isn't configured on all devices DHCP is down Tickets all match on time SIP isn't configured correctly.
What might help if you keep getting assigned an APIPA address? IPAM IPSec ARP request Port Analyzer.
You're being stopped somewhere on the network - either blocked port, an ACL won't let you in, or there is a Firewall rule blocking you. What tools below might help you identify what's up? Packet capture Tracert command ARP request Port sniffer.
Which of the following technologies would be used in a small office area that has a lot of 2.4GHz noise? 802.11a 802.11ac 802.11b 802.11g.
A technician replaces a customer's router, and is now unable to ping the ISP's gateway. Which of the following should the technician check? The route table of the next-hop router The arp table of the ISP's gateway router. The route table of the new customer's router The arp table of the network user.
Which of these is a packet sniffer associated with? Port Mirroring RSTP RADIUS Protocol Analyzer.
A technician has been asked to configure the WAN interface connecting to the ISP's router. Which of the following interfaces on the router will be modified? Console 0 Serial 0/0/0 AUX 0 FastEthernet 0/0.
Which of the following protocols must be implemented in order for two switches to share VLAN information? VTP MPLS STP PPTP.
A training class is being held in an auditorium. Hard-wired connections are required for all laptops that will be used. The network technician must add a switch to the room through which the laptops will connect for full network access. Which of the following must the technician configure on a switch port, for both switches, in order to create this setup? DHCP Split horizon CIDR TRUNK.
A user is unable to log into the network successfully.
Which of the following are steps of the troubleshooting methodology used to identify the problem? Use troubleshooting tools Document actions Duplicate problem Identify effects of resolution Question users.
A _______ provides “Pass” or “Fail” information in accordance with industry standards but can also show detailed information when a “Fail” occurs. This includes shorts, the wire pairs involved and the distance to the short. Cable Certifier Multimeter OTDR Toner Probe.
A technician is connecting a NAS device to an Ethernet network. Which of the following technologies will be used to encapsulate the frames? HTTPS Fibre channel iSCSI MS-CHAP.
Which is a lower cost option? NAS SAN.
A network technician is diligent about maintaining all system servers’ at the most current service pack level available. After performing upgrades, users experience issues with server-based applications. Which of the following should be used to prevent issues in the future? Configure an automated patching server Virtualize the servers and take daily snapshots Configure a honeypot for application testing Configure a test lab for updates.
After a company rolls out software updates, Ann, a lab researcher, is no longer able to use lab equipment connected to her PC. The technician contacts the vendor and determines there is an incompatibility with the latest IO drivers. Which of the following should the technician perform so that Ann can get back to work as quickly as possible? Reformat and install the compatible drivers. Reset Ann’s equipment configuration from a backup. Downgrade the PC to a working patch level. Restore Ann’s PC to the last known good configuration. Roll back the drivers to the previous version.
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