Chapter 4 - Network Management Flashcards
Name a common type of load balancing technique
4-139
round robin
what is a proxy server?
4-139
a device that makes a connection to another location on behalf of the user
2 protocols mostly used by VPN concentrators.
4-140
PPTP L2TP
what is a cable certifier?
1-141
device that tests a network segment and compares that result against what it should be
what is a toner probe?
4-142
tool that tests connectivity of wires that run through walls and other obstructions
what is a punchdown tool?
4-143
tool that punches down the thernet cable wires into special connectors on the backside of a patch panel
protocol analyzer
4-144
special hardware that is carried to various network areas to get traffic info
difference between TDR and OTDR
4-144,145
TDR - copper
OTDR - fiber optic
environmental monitor (normal temp and humidity)
4-146
68 to 75 degrees farenheit
50 to 50 percent humidity
in general, what is “throughput”?
4-147
the amount of data that a network can pass in a given period of time
Ping
protocol?
type of request?
4-148
ICMP
echo request packet
difference between traceroute and tracert
4-149
traceroute - tool (utility)
tracert - command specific to Microsoft
DIG
name?
purpose?
4-150
domain info groper
for interrogating DNS servers
NSLOOKUP
noninteractive vs interactive
4-152
noninteractive - nslookup /command
interactive - /command
2 general types of entries in an ARP cache
4-153
dynamic
static
what does NETBIOS do?
what command starts the utility?
4-154,155
resolves NetBIOS names to IP addresses
nbstat
what do you use netstat for?
4-155
to display protocol statistics and current TCP/IP connections
tell me about
SNMP
version2
version3
4-159
used as a reporting agent to set up a trap
performance, security are enhanced
more security, encrypts data packets in transit
what can you use Syslog for?
4-160
establishing a baseline of normal traffic
tell me a website of a company that specializes in HW and SW for testing and evaluating networks (hint: “Absurd”)
4-161
www.fluke.com
physical network map?
logical network map?
4-163
shows routers, cables, switches, servers, workstations, looks like a wiring schematic
describes the path that traffic takes by listing IP addresses and subnet info
record of diagnostics from a healthy network
4-164
baseline
QoS is what ability?
4-165
to provide different types of traffic with different types of service through the network
what is “planned downtime”?
4-166
time set aside for maintenance and upgrades
tell me 3 applications of high bandwidth
4-168
VoIP
video applications
unified communications
