ES-4024A Series Switch Support Notes
•Forbidden registration: This port is forbidden to be the egress port of specified VID..
•Fixed registration: While ad control is fixed registration, it means this is a static registration entry. This port is the egress port of the specified VID (a member port of the specified VLAN). The frames with specified VID tag can go through this port.
•Normal registration: While ad control is normal registration, it means this is a dynamic registration entry. The forwarding decision is depended on Dynamic VLAN table.
4.Egress tag Control: This information is used for Egress Process. The value may be tagged or untagged. If the value is tagged, the outgoing frame on the egress port is tagged. If the value is untagged, the tag will be removed before frame leaves the egress port.
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| VID |
| Port |
| Ad Control |
| Tag Control |
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| 10 |
| 1 |
| Forbidden |
| Tag |
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| 10 |
| 2 |
| Fixed |
| Tag |
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| 10 |
| 3 |
| Normal |
| UnTag |
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| 20 |
| 1 |
| Fixed |
| Tag |
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| 20 |
| 5 |
| Fixed |
| UnTag |
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Filtering Database
VID
10
10
20
Egress Port
1
2
3
Dynamic VLAN (DVLAN) table
3. Egress Process:
The Egress Process decides if the outgoing frames but be sent tagged or untagged. The Egress Process refers to the egress tag control information in
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All contents copyright (c) 2006 ZyXEL Communications Corporation.
