4.5.3 Q-in-Q VLAN Setting
When enable Q-in-Q function, Managed Media Converter can insert or remove 4-bytes Q-in-Q tag in the received 802.3 frames after SA. User can define Q-in-Q tag value freely. And in default condition, Q-in-Q tag format is same as VLAN tag. In normal application, enable two port’s Q-in-Q function. UTP Port set to insert QinQ tag and Fiber port set to remove Q-in-Q Tag. For aggregation layer switch, it will check Q-in-Q tag only, not care about the VLAN tag from the corridor layer switch. Q-in-Q Tag ether type can be set same as VLAN tag ether type or other values.
This function provides IEEE 802.1Q Q-in-Q VLAN setting of Managed Media Converter. Press the “Apply” button to save the current configuration of Managed Media Converter. The screen in Figure 4-30appears and Table 4-11describes the Q-in-Q VLAN setting object of Managed Media Converter.
| Figure 4-30Q-in-Q VLAN setting Web Page screen |
The Q-in-Q VLAN setting Web page includes the following configurable data: |
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Q-in-Q Enable | Provide disable or enable the Q-in-Q VLAN function. Default mode is Disable. |
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Q-in-Q direction | Provide two directions for Q-in-Q function, the available options are: |
| UTP is customer port, Fiber is main port |
| Fiber is customer port, UTP is main port |
| Default mode is UTP is customer port, Fiber is main port. |
Out Layer VLAN Tag | Allow defined the Out Layer VLAN Tag EtherType and default mode is 0x8100. |
EtherType (HEX) | |
Out Layer VLAN VID (DEC) | Allow defined the Out Layer VLAN VID and default mode is 1. |
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Apply button | Press this button for save current configuration of Managed Media Converter. |
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Table 4-11Descriptions of the Q-in-Q VLAN setting Web Page Screen Objects
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