Unifi: Update DNS on TRG212M router

      To all the Unifi user, by default your router is not allowed user to update the DNS setting. and its not visible by admin account. Here is the step you can follow to change your DNS setting   1. Login to the router using below credentials Username:  operator Password (default unifi password […]

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Controlling Broadcasts and Multicasts

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Controlling Broadcasts and Multicasts Introduction The first step in controlling broadcast and multicast traffic is to identify which devices are involved in a broadcast or multicast storm. The following protocols can send broadcast or multicast packets: Address Resolution Protocol (ARP) Open Shortest Path First (OSPF) IP Routing Information Protocol Version 1 (RIP1) Service Advertising Protocol […]

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Data Transmission – Broadcast

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Data Transmission – Broadcast Introduction The term “Broadcast” is used very frequently in the networking world . You will see it in most networking books and articles, or see it happening on your hub/switch when all the LED’s start flashing at the same time ! If you have been into networking for a while you […]

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Multicast IP List

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Multicast IP List Introduction This page contains all the Multicast IP Addresses and shows what protocol they are mapped to. Should you ever use a packet sniffer to try and see what’s on the network and you capture a packet with a destination IP Address of 224.X.X.X, then simply look up this list and you […]

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Introduction To Multicast

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Introduction To Multicast Introduction To understand what we are going to talk about, you must be familiar with how MAC addresses are structured and how they work. The MAC Addresses page is available to help you learn more about them.. A multicast is similar to a broadcast in the sense that its target is a […]

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Unicast

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Unicast Introduction Compaired to broadcasts and Multicasts, a Unicast is very simple and one of the most common data transmissions in a network. The Reason for Unicast Well it’s pretty obvious why they came up with Unicasts, imagine trying to send data between 2 computers on a network, using broadcasts ! All you would get […]

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Media Access Control – MAC Addresse

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Media Access Control – MAC Addresses Introduction Media Access Control (MAC) addresses are talked about in various sections on the site, such as the OSI-Layer 2, Multicast, Broadcast and Unicast. We are going to analyse them in depth here so we can get a firm understanding of them since they are part of the fundamentals […]

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Data Transmissions

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Introduction To Data Transmission Introduction Routable protocols enable the transmission of data between computers in different segments of a network. However, high volumes of certain kinds of network traffic can affect network efficiency because they slow down transmission speed. The amount of network traffic generated varies with the 3 types of data transmissions: Broadcast Multicast […]

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