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OpenWRT routers: Difference between revisions
Explain VLANs better
(Flesh out the instructions) Tags: Mobile edit Mobile web edit |
(Explain VLANs better) |
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== VLANs ==
It's easy for new OpenWrt users to get confused by VLANs. On some routers the WAN and LAN are configured as separate VLANs on one Ethernet. So you can see the LAN defined as ''eth0.1'' and the WAN as ''eth0.2'' (where the number after the dot is the VLAN id number).
A recent change to OpenWrt has affected configuration of the network switch, so there are two possible ways the switch is configured.
Then the PPPoE instance on the WAN may need to be configured to be on a VLAN because of the carrier's requirements, but this VLAN is separate from the router hardware configuration.▼
▲Then the PPPoE instance on the WAN may need to be configured to be
For CityFibre connections, a VLAN ID of 911 is needed.▼
For
Openreach FTTP does not need a VLAN.▼
▲Openreach FTTP does not need a WAN VLAN.
ADSL users need an ADSL modem. OpenWrt doesn't support many of the modems built into normal consumer ADSL router/modems. If using an external modem then no VLAN is needed.
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