Skip to main content

Important Network Commands, Error Messages and Procedures

To learn how to troubleshoot a network issue, you should understand at least a list of network commands and procedures. In this article I present a list of most important network commands which will help you to figure out the exact reason and location of the network issue. I promise, after reading this article you won't need another one's opinion when you face a normal network connectivity issues at your home or small office network. I start this article with the introduction of very basic network command ping to advance network connectivity troubleshooting steps.

List of Most Common Network Commands

  1. Network Command: Ping
    Ping command is used to check connectivity between your computer and any other network device (with an IP address) in your network.

    Eg: Ping (IP Address of the device like , )

    You can check the connectivity between your computer and any other device connected to Internet. For example see the command below.

    ping 4.2.2.

    Here you are checking the connectivity between your computer and global DNS server. To learn more about the use of ping command follow the link below.
    Check Connectivity Issues using Ping Command

  2. Network Command : netstat
    Netstat is used to check the active TCP/IP connection between your computer and Internet. To know more about it click on the link below.
    How to Use Netstat command

  3. Network Command: ipconfig
    ipconfig retrieves the IP address, subnet mask and Physical address (Adapter address) of the computer.

  4. Network Command: finger

    Finger is used to get information about a user in your network.

  5. Network Command: NBTSTAT
    Network command NBTSTAT is used to display protocol statistics and current TCP/IP connections using NetBIOS over TCP/IP

  6. Network Command: Tracert
    This command is used to find the nodes between your computer and destination device. As the name suggests, tracert shows the path between source and destination. To learn more about it follow the link below.
    Tracert- How to Find Route Between Source IP and Destination IP

  7. Command Route
    Route command help you to view and make changes in routing table in stored in your computer.

  8. ipconfig /displaydns
    This command shows the cached DNS details stored on your computer.

  9. ipconfig /flushdns
    The command ipconfig /flushdns allows you to flush already saved DNS details on your computer. It helps you to fix many DNS issues on your computer.

  10. netsh int ip reset c:\tcp.txt
    This command reset the TCP suit in your computer.

  11. netsh winsock reset
    Command netsh winsock reset is used to reset Windows socket on your computer.

  12. ARP
    Displays and modifies the IP-to-Physical address translation tables used by Address Resolution Protocol(ARP). To learn more about it click on the link below.
    Address Resolution Protocol

  13. Network Command: PathPing
    To learn more about this command go to the link below.
    PathPing - An Effective Route Tracing Tool

Additional Network Troubleshooting Procedures
Here is a list of most common network error troubleshooting procedures you can follow when you face a network connectivity issue.
  1. Commands to Reset Windows Socket

  2. How to Reset Winsock in Your Computer

  3. DOS Command to Set Automatic IP Configuration From DHCP Server

  4. DOS Command To Open Command Prompt In Any Drive

  5. Select and Copy Contents From Command Prompt to Notepad

  6. Command to Configure WINS From Command Prompt

  7. Command to Configure DNS address From DOS Prompt

  8. Command to Assign Static IP Address From Command Prompt

  9. How to Assign Static IP Address on MAC

  10. Steps to Assign Preferred DNS Server Address On a Computer

  11. How to Add DNS Server Address On a Linux PC

  12. How to Change DNS Address On a Photon USB Modem

  13. Update and Reinstall TCP/IP Protocol On a Computer

  14. How to Change COM Port Assigned to Modem on Your Computer

  15. DOS Prompt Command to Access Device Manager

  16. How to Enable Flow Control On a Network Adapter

  17. How to Update Driver Software Installed On a Computer

  18. Steps to Find Fastest DNS Server For Your Computer

  19. How to Power Cycle a Modem and Router

  20. Continues Dial-up Connection Prompt to Connect to a Network

  21. Wireless Network Keep Connecting and Disconnecting

  22. Reasons and Solutions For Slower Internet Connection

  23. What is The Difference Between Internet Bandwidth and Internet Speed

  24. Different Tools to Check Your Internet Download Speed

  25. I am Online With USB Connection But Cannot Access Internet With Ethernet Connection

  26. How to Repair IP Address in Windows XP

  27. How to Find the IP Address of a Website using command prompt

  28. How to Enable Disabled Adapter On a Computer

  29. Steps to Improve Internet Bandwidth and Speed

  30. How to Track an IP Address and Find Location

  31. Resolve IP Address Conflict With Another System On The Network

  32. How to Perform Continues Ping Operation From Your Computer

  33. Make Sure Your Website is Accessible in All Countries

  34. Tools to Verify The Accessibility Of Your Website in any Country

  35. Steps to Add Open DNS in Ubuntu Linux

  36. Commands to Configure Broadband in Ubuntu

Common Network Error Messages and Error Codes

Till now we have seen the important procedures to fix common network connectivity issues. Now it is the time to learn common network error messages and error codes. Here you see a list of our tutorials to troubleshoot and fix most common network error messages and error codes.
  1. Destination Host Unreachable - Reasons and Solution

  2. Destination Net Unreachable - Reasons and Solution

  3. Request Timed Out

  4. Ping; Transmit Failed, Error Code 10045

  5. PING: transmit Failed, Error Code 65 - ZoneAlarm Effect

  6. Ping Error Code 2

  7. Ping gives Hardware error

  8. TTL Expired in Transit - Reason and Solution

  9. How to Fix Ping Transmission Failed Error Code 31

  10. Getting Error 678 The Remote Computer did not Respond

  11. Ping:transmit failed,error code 1314

  12. PING: Transmit failed. General Failure

  13. Ping Request Could not Find Host. Please Check the Name and Try again

  14. Error 1747 : The Authentication Service is Unknown

  15. Error 628: The Connection was Terminated by the Remote computer before it could be Completed

  16. Error 797: A Connection to the Remote Access Server was not Made because the Modem was not Found

  17. Error 769: The Specified Destination is not Reachable

  18. The Requested Operation Requires Elevation

  19. Either you Specified a Destination Address that is not Valid or Remote Server is Down

  20. A Network Cable is Unplugged

  21. Duplicate Name Exists Error While Connecting to a Network

  22. Getting Error 720 While Making a Dial-up Connection

  23. Modem Reboot Error: Failed to Obtain Write lock on IM

  24. Error 633 : The Modem is Already in Use or not Configured Properly

  25. An Error Occurred While Trying to Share Folder Over a Network

  26. Continues Dial-up Connection Prompt to Connect to a Network

  27. Error 619: A Connection to the Remote Computer Could not be Established

  28. Error 718: The Connection was Terminated because the Remote Computer did not Respond in a timely manner

  29. Error 777 :The Connection Attempt failed due to Remote Computer Out of Order

  30. RPC Server is Unavailable While trying to Renew IP Address

No: Recent Posts
Solve "Ping:transmit failed, error code 1314"
Getting Reply From Loopback Address But Can't Ping Other IP Address
Cannot Ping and No Reply From Local Host
Start Ad hoc Network To Share Internet and Files
Configure Automatic IP Addressing From Command Prompt
Google Public DNS Server Address and Configuration Tips
The Normal Internet Speed Using CDMA Technology
Find Fastest DNS Server for Your Computer
Cannot Access A Website in BSNL Connection
TCP Split Handshake Attack and How it affect Server Security
Error 678 The Remote Computer did not Respond
IPv6 is Going to Affect Current Network Structure and Implementation
Error 651 :The Modem (Connecting Device) has Reported an Error
Why MAC Address Cloning is Required For Cable Internet Connection
PathPing - An Effective Route Tracing Tool


Robert said…
Thank you Alex. It is a huge list. You must took a long time to complete this.
Dipak Pal said…
I am using windows xp and Asianet broadband. My Bittorrent showing no incoming connection. Actually it is not connecting with internet
Alex George said…
Asianet broadband is configured in a way to block users from downloading files from torrents sites. I have mentioned it in another article.

Preethi Sugi said…
How to solve error 691?
Alex George said…

Can you provide the situation at which you have received error 691 ? Is there any error message associated with this error code ?

Recent Posts

Village Field Assistant in Kerala Revenue (123/2017) Examination

PSC has notified examination for the post Village Field Assistant in Kerala Revenue Department. Category number of the notification is 123/2017. According to this notification, anyone who has passed 10th Standard and having cycling skill can apply. There is no ineligibility for those having higher education standards to apply for Village Field Assistant. So, those who passed HSS, Degree etc can apply. Village Field Assistant is the new name given to the post Village Man in Kerala Revenue Department and is one of the few posts where PSC conducts direct recruitment to Revenue department. Public Service Commission conducts different examinations for each districts and there will be different question papers and cut off marks. Anyone who apply for Village Field Assistant can apply to only one district. Right now, only anticipatory vacancies are reported. So we do not know the exact number of vacancies in each districts. According to High Court verdict in 2006, women too can apply to Vill…

How to Configure Idea 4G & 3G on Android Phone -APN Settings

When you activate Idea GPRS, 4G or 3G Internet on your Android phone, your phone will receive the automatic settings. However, sometimes you may need to configure the Access Point and GPRS settings for Idea (both GSM second and third generation) connection manually on your Android phone. In case if you delete the previous configuration, it is better know how to setup the same settings again by yourself. A wrong Access Point Name can stop you from accessing their mobile broadband service. Otherwise after deleting the existing APN for Idea 3G or GPRS you may need to re-insert the SIM again to get automatic settings from them. If you know the manual configuration steps, you can avoid that hardware procedure. If you are looking for the steps to get maximum speed from Idea 4G, you may click the link below and follow the instructions. The below hack will increase the Idea 4G data transfer speed.

Boost Idea 4G Data Transfer Speed

Steps to Configure Idea 4G/ GPRS/ 3G on Android Click on Applic…

Kerala PSC Examination Syllabus

Syllabus oriented preparation is the key factor of success in every examinations. Chances of winning various examinations conducted by Kerala PSC depends on the efforts of a candidate to study topics mentioned in the exact syllabus of that examination. It is important to understand the detailed syllabus of an examination by Public Service Commission before starting to study for it. Complete analysis of examination syllabus will give the candidate the idea of most important and less important topics. By giving more efforts to cover important portions, he will be able to score more marks and better rank compared to others who have no idea on the syllabus. In this post, you can check detailed syllabuses of most of the exams conducted by Kerala PSC. In the chronological order, you can check syllabus for degree level examinations, 10'th level examinations and last grade exams. Time for both Degree level and Tenth level examinations is 75 minutes and there will be 100questions each …

Kerala Government Higher Secondary School Teacher Recruitment

Kerala PSC has invited applications from eligible candidates to recruit Higher Secondary School Teacher for Kerala Higher Secondary Education Department. Vacancies are available for teachers in various subjects and the detailed information is provided in the chart below. Monthly starting salary of Government Higher Secondary School Teacher (Junior) in Kerala Higher Secondary Eduction is 32300-68700/-Indian Rupees. Age limit to apply for Higher Secondary School Teacher post in Kerala for general category is 20 -40 years. Usual upper age relaxation is allowed for candidates belongs to OBC and SC/ST category. Kerala Government Higher Secondary School Teacher Examination detailed syllabus and previous year question papers are updated in the charts below.
Notification NumberName of the Post Last Date to Apply 246/2017Higher Secondary School Teacher (Junior) English20-09-2017 247/2017Higher Secondary School Teacher (Junior) Political Science20-09-2017 248/2017Higher Secondary School Tea…

Eligibility and Exam Pattern CBI Officer Recruitment 2017 - Sub Inspector By SSC CGL

To become an officer in Central Bureau of Investigation ( CBI ) is a dream of many youth in India. Though this elite investigation agency is popular among public, many do not know the procedure to join CBI as an officer. This article explains the various criteria, eligibility, exam pattern and procedure to become a CBI officer. Two different agencies conduct examinations to fill vacancies in CBI. They are UPSC and SSC. To become a group A officer in CBI, you must choose Civil Service Examination conducted by UPSC and become an IPS officer. To join as Sub Inspector in CBI, you must go through SSC CGL examination.

Name Of the Post Recruitment Agency Group A OfficerUPSC (Civil Service Examination)Sub InspectorSSC CGL
Where to Apply
If you are dreaming to become an Officer in CBI, you must pass the Combined Graduate Level Examination (CGL ) conducted by Staff Selection Commission (SSC) in every year. You must wait for the next SSC CGL notification and prepare for the same. It is a 4 tier …

PING: Transmit failed. General Failure - Reasons and Solution

Yesterday while checking network connectivity, I received one error message while trying to ping loopback address from my Windows computer. The error message I received is "PING: Transmit failed. General Failure" and all the packets send from command prompt were lost. I tried to ping a different loopback address but the result was same. I fixed the issue by following a set of steps and sharing those troubleshooting steps in this tutorial hoping it may help in case if you experience the same error message PING: Transmit failed. General Failure.

Broadband Hack To Improve Speed

This is the output I received when I ping loopback address.

C:\Users\sijugk>ping Pinging with 32 bytes of data: PING: transmit failed. General failure. PING: transmit failed. General failure. PING: transmit failed. General failure. PING: transmit failed. General failure. Ping statistics for Packets: Sent = 4, Received = 0, Lost = 4 (100% loss)

Reasons an…