Networking - WIFI

DNS Server

Google

IPV4
Preferred : 8.8.8.8
Alternate : 8.8.4.4

IPV6
Preferred : 2001:4860:4860::8888
Alternate : 2001:4860:4860::8844


Quad9

IPV4
Preferred : 9.9.9.9
Alternate : 149.112.112.112

IPV6
Preferred : 2620:fe::fe
Alternate : 2620:fe::9


OpenDNS Home

IPV4
Preferred : 208.67.222.222
Alternate : 208.67.220.220

IPV6
Preferred : 2620:119:35::35
Alternate : 2620:119:53::53


Cloudflare

IPV4
Preferred : 1.1.1.1
Alternate : 1.0.0.1

IPV6
Preferred : 2606:4700:4700::1111
Alternate : 2606:4700:4700::1001


CleanBrowsing

IPV4
Preferred : 185.228.168.9
Alternate : 185.228.169.9

IPV6
Preferred : 2a0d:2a00:1::2
Alternate : 2a0d:2a00:2::2


Verisign

IPV4
Preferred : 64.6.64.6
Alternate : 64.6.65.6

IPV6
Preferred : 2620:74:1b::1:1
Alternate : 2620:74:1c::2:2


Alternate DNS

IPV4
Preferred : 23.253.163.53
Alternate : 198.101.242.72

IPV6
Preferred : 2001:4801:7825:103:be76:4eff:fe10:2e49
Alternate : 2001:4800:780e:510:a8cf:392e:ff04:8982


AdGuard DNS

IPV4
Preferred : 176.103.130.130
Alternate : 176.103.130.131

IPV6
Preferred : 2a00:5a60::ad1:0ff
Alternate : 2a00:5a60::ad2:0ff

HTTP Status Codes

Informational 1XX :

  • Continue 100
  • Switching protocols 101
  • Processing 102


Success 2XX :

  • OK 200
  • Created 201
  • Accepted 202
  • No Content 204
  • Reset Content 205


Redirection 3XX :

  • Multiple Choices 300
  • Found 302
  • See Other 303
  • Not Modified 304
  • Use Proxy 305


Client-Error 4XX :

  • Bad Request 400
  • Unauthorized 401
  • Payment Required 402
  • Forbidden 403
  • Not Found 404
  • Method Not Allowed 405
  • Request Timeout 408
  • URL To Long 414


Server-Error 5XX :

  • Not Implemented 501
  • Bad Gateway 502
  • Service Unavailable 503
  • Gateway Timeout 504
  • Insufficient Storage 507
  • Loop Detected 508

Opt-out WIFI from MS WIFI Sense & Google Location Server

Opt-out from Microsoft Wi-Fi Sense :

Change the Wi‑Fi network name (SSID) to myoriginalssid_optout.


Opt-out from Google Location Server :

Change the Wi‑Fi network name (SSID) to myoriginalssid_nomap.


Opt-out from Microsoft Wi-Fi Sense & Google Location Server :

Change the Wi‑Fi network name (SSID) to myoriginalssid_optout_nomap.

Password of TM WIFI Modem

TM Streamyx wireless G ADSL 2+ modem model Innacomm W3400V6(TM Silver Wifi Modem)

Username : tmadmin

Password : Adm@XXXX (XXXX is the last-4 digit modem CPE MAC ID)

Ping Result, Issue & Troubleshooting

Result & Issue

Request timed out

  • Server down or unreachable
  • Firewall blocking the connectivity


Packet loss

  • Network congestion
  • Faulty hardware
  • Bad network card
  • Bad modem


Destination host unreachable

  • IP not found


Troubleshooting

Check your network card

  • ping 127.0.0.1
  • ping localhost


Check connection between DNS

  • ping 8.8.8.8 (Run ipconfig /flushdns command and check the TCP / IPV4 setting then try again)


Ping's help

  • ping /?


Wireless WIFI 802.11 Router Range and Distance Comparison

802.11

  • Frequency - 2.4 GHz
  • Bandwidth - 20 MHz
  • Indoor Range - 20 m / 66 ft
  • Outdoor Range - 100 m / 330 ft


802.11a [ Wi-Fi 2 ]

  • Frequency - 3.7 / 5 GHz
  • Bandwidth - 20 MHz
  • Indoor Range - 35 m / 115 ft
  • Outdoor Range - 120 m / 390 ft
  • Max Link Rate - 1.5 to 54 Mbit/s


802.11b [ Wi-Fi 1 ]

  • Frequency - 2.4 GHz
  • Bandwidth - 20 MHz
  • Indoor Range - 35 m / 115 ft
  • Outdoor Range - 140 m / 460 ft
  • Max Link Rate - 1 to 11 Mbit/s


802.11g [ Wi-Fi 3 ]

  • Frequency - 2.4 GHz
  • Bandwidth - 20 MHz
  • Indoor Range - 38 m / 125 ft
  • Outdoor Range - 140 m / 460 ft
  • Max Link Rate - 3 to 54 Mbit/s


802.11n [ Wi-Fi 4 ]

  • Frequency - 2.4 / 5 GHz
  • Bandwidth - 20 to 40 MHz
  • Indoor Range - 70 m / 230 ft
  • Outdoor Range - 250 m / 820 ft
  • Max Link Rate - 72 to 600 Mbit/s


802.11ac [ Wi-Fi 5 ]

  • Frequency - 5 GHz
  • Bandwidth - 20 / 40 / 80 / 160 MHz
  • Indoor Range - 35 m / 115 ft
  • Max Link Rate - 433 to 6933 Mbit/s


802.11ad

  • Frequency - 60 GHz
  • Bandwidth - 2160 MHz
  • Indoor Range - 60 m / 200 ft
  • Outdoor Range - 100 m / 300 ft


802.11ah

  • Frequency - 0.9 GHz


802.11aj

  • Frequency - 45 / 60 GHz


802.11ax [ Wi-Fi 6 ]

  • Frequency - 2.4 / 5 and 1 / 6 GHz
  • Bandwidth - 2 / 80 MHz
  • Max Link Rate - 600 to 9608 Mbit/s


802.11ay

  • Frequency - 60 GHz
  • Bandwidth - 8000 MHz
  • Indoor Range - 60 m / 200 ft
  • Outdoor Range - 1000 m / 3000 ft