Chapter 17 quizlet. STUDY THIS ONE!!!
-d
Do not resolve addresses to hostnames
-4
Force using IPv4
-6
Force using IPv6
-j host-list
Loose source route along host-list (IPv4 only)
A user reports a lack of network connectivity. The technician takes control of the user machine and attempts to ping other computers on the network and these pings fail. The technician pings the default gateway and that also fails. What can be determined for sure by the results of these tests?
Nothing can be determined for sure at this point.
Which two network protocols are used to establish a remote access network connection to a device?
SSH and Telnet
-s srcaddr
Source address to use (IPv6 only)
A ping fails when performed from router R1 to directly connected router R2. The network administrator then proceeds to issue the show cdp neighbors command. Why would the network administrator issue this command if the ping failed between the two routers?
The network administrator wants to verify Layer 2 connectivity.
-r
Trace round-trip path (IPv6 only)
show ip interface
Used to verify the Layer 3 info of an interface
show ip route
Used to verify the Layer 3 routing info
show interfaces
Used to verify the interface status and see if there are any error messages
show arp
Used to verify the list of known hosts on the local Ethernet LANs
show protocols
Used to verify which protocols are operational
What differentiates viruses and worms?
Viruses cannot self replicate. Worms can.
-w timeout
Wait timeout milliseconds for each reply
what does "U" indicate?
a router along the path with an ICMP type 3 "destination unreachable" error message.
A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?
an increase in host-to-host ping response times
What is the role of an IPS?
detecting and blocking of attacks in real time
what does "!" indicate?
successful receipt of an echo reply message.
what does a "..." indicate?
that time expired waiting for an echo reply message
Why would a network administrator use the tracert utility?
to identify where a packet was lost or delayed on a network
