ZyXEL VES-1616PE-54 Support Guide - Page 38
VLAN Stacking
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VLAN Stacking 4 Double Tagging application notes As the telecommunication market grows rapidly, customers nowadays have the privilege of subscribing to multi-optional Internet Service Providers, based on the benefits that each service provider offers. Double-tagging (QinQ) can be very useful for multiple Internet Service Providers, allowing them to use VLANs internally while mixing traffic from clients that are already VLAN-tagged, to improve management efficiency. Scenario The WAN interface in P-870HW-51aV2 is configured so that its egress traffic is automatically tagged with VLAN=10, priority=0 under TPID=8100. According to the Service Provider this client subscribed to, the VES-1616PE-54 has to add an outer tag 38
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Double Tagging application notes
As the telecommunication market grows rapidly, customers nowadays have the
privilege of subscribing to multi-optional Internet Service Providers, based on the
benefits that each service provider offers. Double-tagging (QinQ) can be very useful
for multiple Internet Service Providers, allowing them to use VLANs internally while
mixing traffic from clients that are already VLAN-tagged, to improve management
efficiency.
Scenario
The WAN interface in P-870HW-51aV2 is configured so that its egress traffic is
automatically tagged with VLAN=10, priority=0 under TPID=8100. According to the
Service Provider this client subscribed to, the VES-1616PE-54 has to add an outer tag
VLAN Stacking
4