Networking Chapter 3 - Online Quiz

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What parameter can be combined with the traceroute command to instruct it to use ICMP echo requests instead of UDP datagrams?

-I

What netstat command option lists only current connections, including IP addresses and port numbers

-n

By default, the pathping command sends how many pings per hop

100

A modern ASN consists of how many bits

32

Which of the following is not a task handled by a router?

A router forwards broadcasts over the network

Which network routing protocol is a path vector protocol that sends updates between routers using TCP

BGP

What TCP fiend below allows the receiving node to determine weather a TCP segment is corrupted during transmission?

Checksum

What routing protocol criteria is defined as the time it takes to recognize a best path change in the event of a network outage?

Convergence time

Want field in an IPv4 packet informs routers the level of precedence they should apply when processing an income packet?

Differentiated Services (DiffServ)

In IPv6, what field is used to indicate what sequence of a packets from one source to multiple destinations a packet belongs to:?

Flow label

What is NOT one of the three characteristics of TCP in its role as a reliable delivery protocol?

Framing

What protocol replaces ARP, IGMP, and ICMPv4 on IPv6 based networks?

ICMPv6

What IPv4 protocol handles multicasting for tasks such as videoconferencing or teleconferencing?

IGMP

At what layer of the OSI model would a TCP or UDP header by added to a payload?

Layer 4

In a TCP segment, what field indicates how many bytes the sender can issue to a receiver while acknowledgment for the segment is outstanding

Sliding window

The IP connectionless protocol relies on what other protocol to guarantee delivery of data?

TCP

What command can be used on a Cisco router to view the routing table

show ip route

When viewing the routing table on a UNIX system, what flag indicates if a route is a usable route?

u

What happens when a router receives a packet with TTL of 0?

The router drops the packet and sends an ICMP TTL expired message back to the host

What type of routing protocol enables routers to communicate beyond neighboring routers, allowing each router to create a map of an entire network

link state


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