MISC Flashcards
In what mode are clients configured to enable peer-to-peer wireless networking w/o and AP
Ad Hoc
Which TCP/IP utility displays protocol stats and connections using NetBIOS
nbstat
Which connection type contains 672 channels, allowing connections speeds of up to 44.736 Mbps
T3
UNIX/Linux equivalent to nslookup
dig
What logical construct identifies a smaller subnetwork within a TCP/IP network
Subnet Mask
3 Private IP ranges
10.0.0. ——- 10.255.255.255
172.16.0.0 – 172.31.255.255
192.168.0.0 -192.168.255.255
Which connectivity devices provides a way to exchange data between 2 systems that have no protocols in common
a gateway
Protocols that allows browsers to access documents on the web
HTTP
5 steps to protect against war driving
- change default SSID
- disable SSID broadcast
- Configure network to use authenticated access only
- Implement WPA or WPA2 over WEP
-Reduce the AP’s signal strength
Which DHCP option is used for the default gateway configuration
003 Router DHCP
Which phase of the DHCP client configuration is the IP addressing info assigned to the client
IP lease acknowledgement phase
TCP/IP utility used to determine the route a packet takes to reach the remote sys
tracert
Which phase of the DHCP client configuration does the client select the IP addressing info
IP lease request phase
Which configuration management documentation represents how the data will logically be transported through the network
logical network diagram
What does SIEM denote
Security Information and Event Management
Which technology allows the segmentation of networks into smaller broadcast domains through the use of Ethernet switches
VLANS
Which physical security mechanism will allow you to monitor activity within range of a camera
video surveillance
Which phase of the DHCP client configuration do DHCP servers send an offer to the client
IP lease offer phase
What is the purpose of a TXT record
Associates arbitrary text with a host or other name, such as descriptive info about a server of device
What additional channel is supported for 802.11b in all countries except the US
14
Which type of SNMP message is an unsolicited message sent from a managed device to an SNMP manager to notify the SNMP Manager about a significant event that occurred on the managed device
TRAP message
Maximum hop count allowed by IGRP
255
Which channel carries Primary Rate ISDN (PRI) signaling and link-management data
D channel
Maximum number of channels that a T1 line can accommodate over each pair of wires
24
What is the purpose of A record
Maps one or more IP addresses to a fully qualified domain name (FQDN) or host name
Which TCP/IP protocol provides reliable bi-directional file transfers
File Transfer Protocol (FTP)
What layer does IPSec protocol operate
Network
What does SFP stand for
Small Form-factor Pluggable
What is the purpose of a SRV record
Identifies a computer that hosts specific services
Which port does H.323 use
1720
What Layer of the OSI model does IMAP operate
Application Layer (7)
What is the purpose of an SPF record
It identifies which mail servers are permitted to send on behalf of your domain
What is the purpose of an AAAA record
It maps a hostname to and IPv6 address. It is sometimes referred to as a quad-A record
Maximum transmission speed for a 1000BaseT network
1000 Mbps or 1 Gbps
Which OSI layer is responsible for file, print, and message services
Application layer
What does MPLS denote
Multi-Protocol Label Switching
What is the transmission speed and maximum cable length for E1
2.048, 650 ft
What port does MGCP use
2427/ 2727
What does MGCP denote
Media Gateway Control Protocol
Which technology allows the transmission of digital signals over regular copper-wire phone lines
DSL
What is the maximum cable length in a 10GBaseER network
40 km
Which type of cable uses MT-RJ connector
fiber
What are the 2 types of queries DNS servers lookup
Forward lookup and Reverse lookup
What type of networking uses small 53-byte blockss, or “cells” to transport information through the network
Asynchronous Transfer Mode (ATM)
Which protocol creates dial-up connections to TCP/IP networks and provides an alternative to the shortcomings of Serial Line Internet Protocol (SLIP)
Point-to-Point Protocol (PPP)
Which type of fiber-optic cable does a 1000BaseSX network use
multi-mode
What cable type is used in a 10GBaseT network
Twisted Pair
What is the maximum cable length in a 10GBaseT network that uses Cat 6 cable
55m
Which OSI layer is responsible for the reliable delivery of packets in the correct sequence
Transport
Which 3 tasks are associated with the OSI Data Link layer
media access, MAC addressing, and organizing bits into frames
Which DHCP options will override all other options
Reserved options
What is the order that DHCP options are assigned
Server, scope, class, reserved
What does ISDN denote
Integrated Service Digital Network
What are the maximum speeds for OC-1, OC-3, and OC-12
51.84, 155.52, 622.08
