The example shows administrators how to configure IGMP Snooping for multicast clients and steaming servers in the same VLAN. When MediaServer multicasts the stream, IGMP snooping allows the switch to learn multicast groups without having the user to manually configure the each switch. This prevents the switch from flooding…
The example shows administrators how to configure IGMP routing on the Zyxel Layer 3 switch. This is necessary when the multicast clients are in a different LAN or VLAN from the streaming server. Note: All network IP addresses and subnet masks are used as examples in this article. Please replace them with your actual…
Before we begin designing an IPTV Network, there are 3 important concepts of Zyxel’s IGMP (Internet Group Management Protocol) and IGMP Snooping that administrators should be aware of. 1. What are General Queries and Group Specific Queries? General Query: The querier will send query messages to the multicast clients to…
A common misconfiguration occurs when the port of an uplink switch has been configured to "Immediate Leave". Keep in mind that "Immediate Leave" is a setting designed for ports that are directly connected to your IPTV's set-top box. In a common IPTV solution where all ports are set to "normal leave", the IPTV's set-top box…
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