18
votes
Bridging wlan0 to eth0
Bridge wlan and 4addr:
Bridging wlan0 is a pain. You normally cannot add it to a bridge interface (brctl returns "Operation not permitted"), and using VirtualBox "bridged" filter ...
- 399
5
votes
Can a server determine if the client is on LAN or WLAN?
Nope.
to their home router
means you have zero insight what happens behind the router. Case closed. There is nothing you can do from the server side to get information not provided by the network.
- 52k
5
votes
Bridging wlan0 to eth0
4addr as described in other answers is certainly the best way when supported by the adapter/driver, but not all of them does. NAT might work for some things, but getting proper communication both ways ...
4
votes
Accepted
802.1X Chicken or the Egg?
You understand correctly: if your only way to connect to the network requires a certificate, you can't connect if you don't have one. Your devices will be able to connect to your wireless network only ...
- 72k
2
votes
Warehouse WiFi Repeatedly Disconnecting Only When Standing Under AP with 'Preferred Site' Error
That is the product of the antenna, I think. Even with most omni directional antenna's the wifi signal strength is somewhat doughnut shaped and not completely spherical, causing a blind spot directly ...
- 81.6k
2
votes
Creating a Static IP With wlan0
Although, static ip for LAN is straight forward, I found trouble finding instructions for static ip for wifi
Following works on Debian 10 (Year 2020), even in text only mode, or with ssh-ed system
...
2
votes
Bridging wlan0 to eth0
I liked the Proxy Arp approach, but the original question specified Arch Linux. Here's an Arch Linux version of a Raspbian implementation. I tried very hard to adapt the original approach from the ...
- 21
2
votes
Bash script to send all Wifi hotspot traffic over separate VPN tunnel on Ubuntu 18
The solution you posted in a comment is almost correct. What is missing is the correct IP addresses to use.
Step 1: Retrieve information
You need to retrieve two pieces of information:
The IP ...
- 6,098
2
votes
broadcast ping from wlan client - just 2 other clients respond?
Ping is only going to show you a few of the responses. If you want to see all the responses that are received then run a packet capture, filter for ICMP, and then ping that broadcast address and ...
- 111k
2
votes
Can a server determine if the client is on LAN or WLAN?
If you concerned about RTT and jitter, measure exactly these. Don't segregate users by their technology. If their WiFi or PLC or whatever they use is good enough to have acceptable RTT and low jitter, ...
- 14.2k
1
vote
Opening up an local network with DHCP whith own IP-segment
If you need separate network - you need a router, but WA901ND is an access point. Access points are only bridging Ethernet and Wi-fi. There is no way WLAN and LAN ports of access point have addresses ...
- 518
1
vote
How can I find IP/web console for a wireless AP
The ARP table would only be populated if the router or the switch themselves needed to communicate with the AP, which they would almost never need to do. Run a subnet ip address scan and look for the ...
- 111k
1
vote
Accepted
Isolating traffic between devices connected to same AP
The HP 2530 is a layer 2 switch that doesn’t support routing. Your “home” router likely doesn’t support multiple vLAN interfaces.
In this scenario, the only thing you can do is configure the server ...
- 3,880
1
vote
Accepted
How to know if someone is using VPN on my LAN network?
From the description, you may have quite a task if you want to try stopping authorized users from using VPN or encrypted proxy services from bypassing a blacklist and your router doesn't support Deep ...
- 31.3k
Only top scored, non community-wiki answers of a minimum length are eligible