Cisco Confidential 4 Configure Default Gateway on a Host

Play an AI-generated podcast conversation about this lesson

What is the main purpose of using dynamic ports during communication?

To identify the IP address

To identify the server application

To identify the network protocol

To identify the client application (correct)

Which protocol uses port number 22?

SSH (correct)

FTP

Telnet

SMTP

What is the primary function of the netstat command?

To troubleshoot network connections

To optimize network performance

To configure network protocols

To verify connections (correct)

Which of the following protocols uses UDP and TCP?

DNS (D) Signup and view all the answers

What is the purpose of port number 67?

To serve as a DHCP server (D) Signup and view all the answers

Which of the following ports is used for secure web browsing?

Port 443 (B) Signup and view all the answers

What is the function of the default gateway?

Specifies the delivery method of packets (A) Signup and view all the answers

In what scenario would a host use a default gateway?

Sending data to a device on a different network (D) Signup and view all the answers

What is the purpose of configuring a default gateway on a switch?

To provide remote management capability from another network (B) Signup and view all the answers

Which statement best describes the role of the transport layer?

Facilitates communication between applications on different hosts (A) Signup and view all the answers

What does the transport layer act as a link between?

Application layer and lower network layers (B) Signup and view all the answers

Why doesn't IP specify how packet delivery occurs?

Delivery mechanisms vary based on network protocols (B) Signup and view all the answers

What are the three common message types in the HTTP protocol?

GET, POST, PUT (A) Signup and view all the answers

Which action does the GET message type perform in the HTTP protocol?

Request for data (D) Signup and view all the answers

When should the HTTPS protocol be used instead of HTTP for communications?

For secure internet communications (A) Signup and view all the answers

Which protocol is used to send mail messages from an email client to a mail server?

Simple Mail Transfer Protocol (SMTP) (B) Signup and view all the answers

In the context of email protocols, what does SMTP stand for?

Simple Mail Transport Protocol (B) Signup and view all the answers

Which type of protocol is SMTP in the context of email communication?

Protocol for sending mail (D) Signup and view all the answers

What is one of the most effective ways of protecting against data loss?

Regular backups (B) Signup and view all the answers

How often should full backups be performed according to the text?

Monthly or weekly (D) Signup and view all the answers

Where are data backups usually stored to protect against potential data loss?

Offsite (A) Signup and view all the answers

How should backups be transported to an offsite storage location?

On a daily, weekly, or monthly rotation (A) Signup and view all the answers

What is required to protect backups according to the text?

Strong passwords (A) Signup and view all the answers

Which of the following is an important guideline for creating passwords to protect network devices?

Using at least eight characters, preferably 10 or more characters (B) Signup and view all the answers

What is a key feature of TCP in terms of data transmission?

Establishes a permanent connection between devices before forwarding any traffic (B) Signup and view all the answers

Why is reliable delivery a key feature of TCP?

To ensure each segment sent arrives at the destination (A) Signup and view all the answers

What does TCP do to handle limited resources on network hosts?

Requests the sending application reduce the data flow rate (D) Signup and view all the answers

Why is same-order delivery important in TCP?

To prevent data from arriving out of order (A) Signup and view all the answers

What is a key difference between TCP and UDP?

TCP reorders data segments, while UDP does not (B) Signup and view all the answers

In TCP, what occurs if a segment is corrupted or lost during transmission?

The segment is retransmitted to ensure reliable delivery (C) Signup and view all the answers