Igmp Proxy - Cisco 500 Series Administration Manual

Multicast
IPv4 Multicast Configuration
STEP 2
STEP 3
NOTE
STEP 1
STEP 2
STEP 3
Cisco 500 Series Managed Switch Administration Guide
Select an interface, and click Edit. Enter the values of the fields described above.
Click Apply. The Running Configuration file is updated.

IGMP Proxy

This page is only found on SG500X/SG500XG devices.
To configure IGMP Proxy:
Click Multicast > IPv4 Multicast Configuration > IGMP Proxy.
Enter the following fields:
• IGMP Multicast Routing—Select to enable IPv4 Multicast routing.
• Downstream Protection—Select to discard downstream packets not
required for the device.
• Source Specific Multicast—Select to enable delivering Multicast packets
originating from a specific source address defined in the next field.
• SSM IPv4 Access List—Define the list containing source addresses from
which to deliver Multicast packets:
- Default List—Defines the SSM range access list to 232.0.0.0/8.
- User defined access list—Select the standard IPv4 access list name
defining the SSM range. These access lists are defined in
Click Apply. The Running Configuration file is updated.
To add protection to a VLAN, click Add and enter the following fields:
• Upstream Interface—Select the upstream interface. Since there is only a
single upstream interface, if one has already been selected, this field is
grayed out.
• Downstream Interface—Select the downstream interface. There can be
multiple downstream interfaces.
• Downstream Protection—Select one of the following options:
- Use Global—Use the status set in the global block.
- Disable—This disables forwarding of IPv4 Multicast traffic from
downstream interfaces.
- Enable—This enables forwarding from downstream interfaces.
17
Access Lists.
328