Question 1

A failed ping can point to which of the following potential root causes?

Accepted Answer

A)  IP addressing problems 
B)  DHCP problems 
C)  A and B 
D)  None of the above 
A)  IP addressing problems 
B)  DHCP problems 
C)  A and B 
D)  None of the above C

Question 2

By default, how long does the Cisco IOS ping command wait for a reply before the command considers the message to be a failure (or timeout)?

Accepted Answer

A)  5 seconds 
B)  2 seconds 
C)  1 seconds 
D)  10 seconds 
A)  5 seconds 
B)  2 seconds 
C)  1 seconds 
D)  10 seconds B

Question 3

An engineer initiated a Cisco IOS ping and received an output of two exclamation points, one period, followed by another two exclamation points (!!.!!). What does this output tell the engineer?

Accepted Answer

A)  None of the echo messages received a reply. 
B)  The third echo message is the only one to receive a reply. 
C)  The third echo message timed out, but all the others received a reply. 
D)  All five of the echo messages received a reply. 
A)  None of the echo messages received a reply. 
B)  The third echo message is the only one to receive a reply. 
C)  The third echo message timed out, but all the others received a reply. 
D)  All five of the echo messages received a reply. C

Question 4

Which command sends a packet that states "if you receive this packet, and it's addressed to you, please reply back"?

Accepted Answer

A)  Nmap 
B)  Ping 
C)  Telnet 
D)  Tracert 
A)  Nmap 
B)  Ping 
C)  Telnet 
D)  Tracert

Question 5

Which of the following troubleshooting tools uses the TTL Exceeded messages to identify routers?

Accepted Answer

A)  ping 
B)  telnet 
C)  SSH 
D)  tracert 
A)  ping 
B)  telnet 
C)  SSH 
D)  tracert

Question 6

Review the following output of the ping command. What does this output tell us about 192.168.100.4?

Accepted Answer

A)  The host is not reachable from this device. 
B)  The host is online, but not accessible from this device. 
C)  All packets successfully reached the host. 
D)  Some packets were able to reach the host, while others were dropped. 
A)  The host is not reachable from this device. 
B)  The host is online, but not accessible from this device. 
C)  All packets successfully reached the host. 
D)  Some packets were able to reach the host, while others were dropped.

Question 7

An engineer has initiated the ping command from Cisco IOS. The command showed an output of five exclamation points (!!!!!). What does this tell the engineer?

Accepted Answer

A)  Some of the messages received a reply, but others timed out. 
B)  None of the messages received a reply. 
C)  The syntax of the command was entered incorrectly. 
D)  All five echo messages received a reply. 
A)  Some of the messages received a reply, but others timed out. 
B)  None of the messages received a reply. 
C)  The syntax of the command was entered incorrectly. 
D)  All five echo messages received a reply.

A failed ping can point to which of the following potential root causes?

By default, how long does the Cisco IOS ping command wait for a reply before the command considers the message to be a failure (or timeout)?

An engineer initiated a Cisco IOS ping and received an output of two exclamation points, one period, followed by another two exclamation points (!!.!!). What does this output tell the engineer?

Which command sends a packet that states "if you receive this packet, and it's addressed to you, please reply back"?

Which of the following troubleshooting tools uses the TTL Exceeded messages to identify routers?

Review the following output of the ping command. What does this output tell us about 192.168.100.4?

An engineer has initiated the ping command from Cisco IOS. The command showed an output of five exclamation points (!!!!!). What does this tell the engineer?

Introduction to TCP/IP Networking

Fundamentals of Ethernet Lans

Fundamentals of Wans and IP Routing

Using the Command-Line Interface

Analyzing Ethernet Lan Switching

Configuring Basic Switch Management

Configuring and Verifying Switch Interfaces

Implementing Ethernet Virtual Lans

Spanning Tree Protocol Concepts

RSTP and Etherchannel Configuration

Perspectives on IPV4 Subnetting

Analyzing Classful IPV4 Networks

Analyzing Subnet Masks

Analyzing Existing Subnets

Operating Cisco Routers

Configuring IPV4 Addresses and Static Routes

IP Routing in the Lan

Understanding OSPF Concepts

Implementing OSPF

OSPF Network Types and Neighbors

Fundamentals of IP Version 6

Ipv6 Addressing and Subnetting

Implementing IPV6 Addressing on Routers

Implementing IPV6 Routing

Fundamentals of Wireless Networks

Analyzing Cisco Wireless Architectures

Securing Wireless Networks

Building a Wireless Lan

Filters

Exam 18: Troubleshooting IPV4 Routing

A failed ping can point to which of the following potential root causes?

By default, how long does the Cisco IOS ping command wait for a reply before the command considers the message to be a failure (or timeout)?

An engineer initiated a Cisco IOS ping and received an output of two exclamation points, one period, followed by another two exclamation points (!!.!!). What does this output tell the engineer?

Which command sends a packet that states "if you receive this packet, and it's addressed to you, please reply back"?

Which of the following troubleshooting tools uses the TTL Exceeded messages to identify routers?

Review the following output of the ping command. What does this output tell us about 192.168.100.4?

An engineer has initiated the ping command from Cisco IOS. The command showed an output of five exclamation points (!!!!!). What does this tell the engineer?

Introduction to TCP/IP Networking

Fundamentals of Ethernet Lans

Fundamentals of Wans and IP Routing

Using the Command-Line Interface

Analyzing Ethernet Lan Switching

Configuring Basic Switch Management

Configuring and Verifying Switch Interfaces

Implementing Ethernet Virtual Lans

Spanning Tree Protocol Concepts

RSTP and Etherchannel Configuration

Perspectives on IPV4 Subnetting

Analyzing Classful IPV4 Networks

Analyzing Subnet Masks

Analyzing Existing Subnets

Operating Cisco Routers

Configuring IPV4 Addresses and Static Routes

IP Routing in the Lan

Understanding OSPF Concepts

Implementing OSPF

OSPF Network Types and Neighbors

Fundamentals of IP Version 6

Ipv6 Addressing and Subnetting

Implementing IPV6 Addressing on Routers

Implementing IPV6 Routing

Fundamentals of Wireless Networks

Analyzing Cisco Wireless Architectures

Securing Wireless Networks

Building a Wireless Lan

Filters