Chapter 24 Multicast
The following table describes the labels in this screen.
Table 61 Advanced Application > Multicast > Multicast Setting > IGMP Snooping
VLAN
LABEL | DESCRIPTION |
Mode | Select auto to have the Switch learn multicast group membership |
| information of any VLANs automatically. |
| Select fixed to have the Switch only learn multicast group membership |
| information of the VLAN(s) that you specify below. |
| In either auto or fixed mode, the Switch can learn up to 16 VLANs |
| (including up to three VLANs you configured in the MVR screen). For |
| example, if you have configured one multicast VLAN in the MVR screen, |
| you can only specify up to 15 VLANs in this screen. |
| The Switch drops any IGMP control messages which do not belong to |
| these 16 VLANs. |
| Note: You must also enable IGMP snooping in the Multicast |
| Setting screen first. |
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Apply | Click Apply to save your changes to the Switch’s |
| Switch loses these changes if it is turned off or loses power, so use the |
| Save link on the top navigation panel to save your changes to the non- |
| volatile memory when you are done configuring. |
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Cancel | Click Cancel to begin configuring this screen afresh. |
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VLAN | Use this section of the screen to add VLANs upon which the Switch is to |
| perform IGMP snooping. |
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Name | Enter the descriptive name of the VLAN for identification purposes. |
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VID | Enter the ID of a static VLAN; the valid range is between 1 and 4094. |
| Note: You cannot configure the same VLAN ID as in the MVR |
| screen. |
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Add | Click Add to insert the entry in the summary table below and save your |
| changes to the Switch’s |
| changes if it is turned off or loses power, so use the Save link on the |
| top navigation panel to save your changes to the |
| when you are done configuring. |
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Cancel | Click Cancel to reset the fields to your previous configuration. |
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Clear | Click this to clear the fields. |
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Index | This is the number of the IGMP snooping VLAN entry in the table. |
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Name | This field displays the descriptive name for this VLAN group. |
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VID | This field displays the ID number of the VLAN group. |
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Delete | Check the rule(s) that you want to remove in the Delete column, then |
| click the Delete button. |
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Cancel | Click Cancel to clear the Delete check boxes. |
| 211 |
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