q-Tech QSW-9010, Руководство по настройке CLI

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User Manual
5. Multicast service configuration 52
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
IGMP Version:
Maximum supported version number of IGMP message. If the IGMP message received by OLT is
larger than the version number specified by this parameter, OLT will discard the message.

IGMP Run Version:
The current IGMP version number running on the port. After the OLT receives the IGMP message,
the version number of the message is recorded in the parameter, and in the subsequent interaction,
the OLT sends the corresponding version of the IGMP message according to the parameter.

Max Group Number:
The maximum number of groups can be added to the port
OLT (config) # show igmp interface gpon-onu1 / 4: 3 cac-info
=========================================
IGMP CAC Configuration
-----------------------------------------
Group Address: 224.1.1.1
Authorization: PREVIEW
Current State: IDLE
Preview Max-Count: 3
Preview Period (s): 30
Preview Blackout (s): 30
=========================================
Interpretation of the relevant parameters:

Group Address:
Multicast group address. Channel address to be controlled.

Authorization:
Authorization mode. Permit; Deny; Preview.

Current State:
The current control state. Only valid under PREVIEW mode. PLAY; STOP; IDLE;

Preview Max-Count:
The maximum preview number. Only valid under PREVIEW mode.

Preview Period (s):
Preview period. Valid only in PREVIEW mode.

Preview Blackout (s):
Preview blackout. Valid only in PREVIEW mode
5.2. Multicast MLD Configuration
Different from the IGMP multicast protocol, the address format of multicast group is controlled as IP
V6, and the key IGMP is changed to MLD when configured. The format of multicast group is in IP V6
format. And now we support V1 version for MLD message.