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   What is IGMP version 2?

   • IGMP version 2 is the “enhanced” version of IGMP version 1. One of the major reasons for a new version was to improve the “leave” mechanism. In IGMP version 1, hosts just stop listening to the multicast group address, but they never report this to the router. Here are the new features:

   IGMP Version 2 - NetworkLessons.com

   networklessons.com/multicast/igmp-version-2

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   What is the difference between IGMP v1 & IGMPv2?

   • Here, in IGMPv2 the Membership Queries sent by the router can be group specific or as the same as IGMPv1 (to all the routers). IGMPv2 works like version 1 but with a big difference. This difference is Leave Group Messages. IGMPv2 has a Leave Group Message to leave the group.

   Everything about IGMP | IGMPv1 | IGMPv2 | IGMPv3 ⋆ IpCisco

   ipcisco.com/lesson/igmp-internet-group-management-protocol/

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   What IGMP messages are used with IGMPv1?

   • As a summary, IGMP messages used with IGMPv1 are: IGMPv2 is the second and advanced version of IGMPv1. And version 2 is the default IGMP version in Cisco devices. Here, in IGMPv2 the Membership Queries sent by the router can be group specific or as the same as IGMPv1 (to all the routers). IGMPv2 works like version 1 but with a big difference.

   Everything about IGMP | IGMPv1 | IGMPv2 | IGMPv3 ⋆ IpCisco

   ipcisco.com/lesson/igmp-internet-group-management-protocol/

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   What's new in IGMPv2?

   • Improved Leave Mechanism: IGMPv2 introduced the ability for a host to send a "Leave Group" message, significantly accelerating the process of leaving a multicast group. This enhancement is crucial for dynamic network environments where group memberships frequently change, allowing for more efficient management of network bandwidth and resources.

   IGMP Version Comparison: v2 vs. v3 | NSC - NetSecCloud

   netseccloud.com/igmp-v2-vs-v3

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   What are IGMP messages?

   • The IGMP protocol allows for several kinds of IGMP messages: Membership reports: Devices send these to a multicast router in order to become a member of a multicast group. "Leave group" messages: These messages go from a device to a router and allow devices to leave a multicast group.

   What is IGMP? | Internet Group Management Protocol

   www.cloudflare.com/learning/network-layer/what-is-igmp/

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   How many IGMP versions are there?

   • There are three IGMP versions. These are : Each version has specific properties. Let’s check these one by one. IGMPv1 is the first and the basic version of Internet Group Management Protocol. Basically IGMPv1 has two mechanims. These are “ membership query ” and “ membership report ”.

   Everything about IGMP | IGMPv1 | IGMPv2 | IGMPv3 ⋆ IpCisco

   ipcisco.com/lesson/igmp-internet-group-management-protocol/

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2. networklessons.com › multicast › igmp-version-2IGMP Version 2 - NetworkLessons.com

   networklessons.com › multicast › igmp-version-2

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   IGMP version 2 is the “enhanced” version of IGMP version 1. One of the major reasons for a new version was to improve the “leave” mechanism. In IGMP version 1, hosts just stop listening to the multicast group address, but they never report this to the router. Here are the new features:

   • Introduction to Multicast

     IGMP so hosts can tell routers they want to receive...

   • Multicast IGMP Snooping

     Once IGMP snooping is enabled, the switch will detect...

   • Multicast Routing

     Above we see R1 who wants to deliver an IP packet to...

3. netseccloud.com › igmp-v2-vs-v3IGMP Version Comparison: v2 vs. v3 | NSC - NetSecCloud

   netseccloud.com › igmp-v2-vs-v3

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   Mar 27, 2024 · IGMPv2's introduction of leave group messages and querier election significantly improved multicast group management's efficiency and responsiveness. It is the default IGMP version on many Cisco devices, reflecting its widespread acceptance and implementation in network infrastructures.

4. Videos

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     11:03

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     "Understanding the IGMP Protocol and Packet: Comprehensive Guide"

     3 Jan 2024

     7.2K views

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     networklessons.com

     IGMP Version 2

     31 Dec 2008

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     1:0:24

     youtube.com

     Lecture 3 - IP Multicast Receiver Signaling with IGMPv1 and IGMPv2

     20 Sep 2016

     33.8K views

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5. ipwithease.com › comparison-of-igmpv1-igmpv2-andCOMPARISON OF IGMPv1 vs IGMPv2 vs IGMPv3 - IP ... - IP With Ease

   ipwithease.com › comparison-of-igmpv1-igmpv2-and

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   • IGMPv1 –
   • IGMPv2 –
   • IGMPv3 –
   • IGMPv1 vs IGMPv2 vs IGMPv3

   It was the first IGMP version that allowed to explicitly announce its willingness to receive particular multicast traffic. This version had two messages only: The Membership Query was always sent to 224.0.0.1 by multicastrouters,and the Membership Report was always sent by stations to the group that a station wanted to join. There was no message to...

   See full list on ipwithease.com

   The next version of IGMPamong other IGMP versions had some enhancement – 1. Membership Query was of both types i.e. general (sent to 224.0.0.1) and group-specific (sent to a particular multicast group). The general Membership Query is used to find out all multicast groups that the stations are subscribed to. The group-specific Membership Query is u...

   See full list on ipwithease.com

   It was introduced as a need to support source-specific multicast. The IGMPv1/IGMPv2 does not have the capability to specify a particular sender. The extensions of the IGMP to support the source-specific multicast led to the creation of the IGMPv3. Related- IGMP Basics

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   Download the difference table here.

   For more information on IGMPv1 IGMPv2 and IGMPv3 watch this video – Reference – https://www.safaribooksonline.com/library/view/ccie-routing-and/9780133590890/ch07lev2sec5.html

   See full list on ipwithease.com

6. www.reddit.com › r › PLCIGMP V1 vs V2 vs V3 - explain the differences, pros and cons ...

   www.reddit.com › r › PLC

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   With regards to IGMP v1/2/3 it is best to always use v3 on your networking hardware. IGMPv3 should be backwards compatible, and v2 adds support for better control via hosts (to leave a multicast group) and v3 allows sources to only come from a specified sender within a multicast group.

7. www.cloudflare.com › network-layer › what-is-igmpWhat is IGMP? | Internet Group Management Protocol

   www.cloudflare.com › network-layer › what-is-igmp

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   IGMP is a network layer protocol used to set up multicasting on networks that use the Internet Protocol version 4 (IPv4). Specifically, IGMP allows devices to join a multicasting group.

8. community.fs.com › article › what-is-the-differenceWhat Is the Difference Between IGMPv2 and IGMPv3?

   community.fs.com › article › what-is-the-difference

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   Sep 28, 2024 · Introduced as an improvement over the initial version, IGMPv2 brought several enhancements. One of the most notable features is the capability for hosts to send Leave Group messages to routers, thereby reducing the time it takes to stop receiving unwanted traffic.

9. ipcisco.com › lesson › igmp-internet-groupEverything about IGMP | IGMPv1 | IGMPv2 | IGMPv3 ⋆ IpCisco

   ipcisco.com › lesson › igmp-internet-group

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   IGMPv2 is the second and advanced version of IGMPv1. And version 2 is the default IGMP version in Cisco devices. Here, in IGMPv2 the Membership Queries sent by the router can be group specific or as the same as IGMPv1 (to all the routers). IGMPv2 works like version 1 but with a big difference. This difference is Leave Group Messages.