Zyxel MGS3520-28 [173/338] Note selective q in q rules are only applied to single tagged frames received on the access ports if the incoming frames are untagged or single tagged but received on a tunnel port or cannot match any selective q in q rules the switch applies the port based q in q rules to them

Chapter 23 VLAN Stacking

MES3500/MGS3520 Series User’s Guide

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Note: Selective Q-in-Q rules are only applied to single-tagged frames received on the

access ports. If the incoming frames are untagged or single-tagged but received on

a tunnel port or cannot match any selective Q-in-Q rules, the Switch applies the

port-based Q-in-Q rules to them.

Click Selective QinQ in the Advanced Application > VLAN Stacking screen to display the

screen as shown.

Figure 97 Advanced Application > VLAN Stacking > Selective QinQ

The following table describes the labels in this screen.

Table 60 Advanced Application > VLAN Stacking > Selective QinQ

LABEL DESCRIPTION

Active Check this box to activate this rule.

Name Enter a descriptive name (up to 32 printable ASCII characters) for identification purposes.

Port The port number identifies the port you are configuring.

CVID Enter a customer VLAN ID (the inner VLAN tag) from 1 to 4094. This is the VLAN tag carried in the

packets from the subscribers.

SPVID SPVID is the service provider’s VLAN ID (the outer VLAN tag). Enter the service provider ID (from

1 to 4094) for frames received on this port. See Chapter 9 on page 89 for more background

information on VLAN ID.

Priority Select a priority level (from 0 to 7). This is the service provider’s priority level that adds to the

frames received on this port.

"0" is the lowest priority level and "7" is the highest.

Add Click Add to save your changes to the Switch’s run-time memory. The 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.

Cancel Click Cancel to begin configuring this screen afresh.

Index This is the number of the selective VLAN stacking rule.

Active This shows whether this rule is activated or not.

Name This is the descriptive name for this rule.

Port This is the port number to which this rule is applied.

CVID This is the customer VLAN ID in the incoming packets.

SPVID This is the service provider’s VLAN ID that adds to the packets from the subscribers.