CCNA1 MOd 13 Quiz

U

- an ICMP message of unreachability was received

.

- indicates a time expired while waiting for an ICMP echo reply message

!

- indicates receipt of an ICMP echo reply message

Ping

- uses ICMP echo request and echo reply messages to test connectivity between hosts.

traceroute

A network administrator can successfully ping the server at www.cisco.com, but cannot ping the company web server located at an ISP in another city. Which tool or command would help identify the specific router where the packet was lost or delayed?

.

A network administrator is testing network connectivity by issuing the ping command on a router. Which symbol will be displayed to indicate that a time expired during the wait for an ICMP echo reply message?

tracert

A technician is troubleshooting a network where it is suspected that a defective node in the network path is causing packets to be dropped. The technician only has the IP address of the end point device and does not have any details of the intermediate devices. What command can the technician use to identify the faulty node?

ICMP Messages

The TCP/IP suite provides for error messages and informational messages when communicating with another IP device.

Hop Limit Field

What field content is used by ICMPv6 to determine that a packet has expired?

neighbor solicitation

What message is sent by a host to check the uniqueness of an IPv6 address before using that address?

time exceeded

Which ICMP message is used by the traceroute utility during the process of finding the path between two end hosts?

ping

Which command can be used to test connectivity between two devices using echo request and echo reply messages?

ICMP

Which protocol is used by IPv4 and IPv6 to provide error messaging?

ICMP

Which protocol provides feedback from the destination host to the source host about errors in packet delivery?

ping

Which utility uses the Internet Control Messaging Protocol (ICMP)?