[Cerowrt-devel] Routed LANs vs WOL & Windows troubles

Kevin Darbyshire-Bryant kevin at darbyshire-bryant.me.uk
Sun Apr 12 08:40:17 EDT 2015

Yes please!


Kevin at Darbyshire-Bryant.me.uk
Sent from my phone, apologies for brevity, spelling & top posting

> On 12 Apr 2015, at 12:57, Toke Høiland-Jørgensen <toke at toke.dk> wrote:
> Kevin Darbyshire-Bryant <kevin at darbyshire-bryant.me.uk> writes:
>> 4) (A bonus Monty Python question) I've a second wireless access point
>> at the other end of the garden, attached by a suitable length of Cat
>> 6. Devices at mid travel point ideally roam from House wifi to Shed
>> wifi...but now they change IP address as well. To be honest I'm not
>> sure how this actually works in a bridged environment either since the
>> MAC now migrates from local wireless bridge interface to local wired
>> interface and potentially back again as I wander around the
>> garden...how does it really know where to send frames to this
>> magically roaming device?
> Dunno about the rest of your list, but I have successfully set up
> multiple access points with roaming by using VLANs between them. Of
> course VLAN-aware switches help, but if you have the access points
> connected directly via a wire, you can use the VLAN support in openwrt,
> to basically bridge the wifi interfaces of the two access points. That
> way you avoid the problems with broadcasting across the LAN/WLAN border,
> but can still get roaming on the same IP subnet. You'll want to have one
> access point running DHCP, and the other just being passively serving as
> the access point.
> This can be setup via openwrt config files; can share my config if
> you're interested.
>> It appears a lot of 'it just works' functionality is designed for
>> bridged LAN/WLAN scenarios and hates routed but maybe I've got the
>> wrong end of a stick.
> For some things, having the reflector functionality of avahi-daemon
> turned on somewhere it can see both subnets helps on discovery and 'just
> works'-iness :)
> -Toke
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