Alcatel-Lucent 6850-48 Network Guide

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IP Multicast VLAN Overview
Configuring IP Multicast VLAN
page 43-4
OmniSwitch AOS Release 6 Network Configuration Guide
September 2009
Note. CVLAN-tag translation rule applies only in the VLAN Stacking mode.
You can use the 
 command to define the translation rule for replacing the outer s-tag 
with an IPMVLAN ID, the inner being the customer tag (c-tag).
Note. No checks will be performed on c-tags as they are simple translation rules. VLAN addition or dele-
tion rules do not affect them.
The following limitations should be noted in the c-tag translation mode:
• The translation rule applies only to double-tagged frames.
• IP address translation rule applies to untagged IGMP reports received from customer.
• The translation rule applies only to the VLAN Stacking IPMVLANs.
Enterprise Mode
IP Multicast VLANs in the Enterprise mode contain normal user ports (fixed/tagged) as their member 
ports.