OpenWrt is a Linux distribution primarily targeted at routing on embedded devices.

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6
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0answers
6k views

OpenWrt Configuring Tagged and Untagged VLAN on the Same Port

I have installed OpenWrt on a MikroTik Routerboard RB750UP (AR7240 CPU with AR9330 built in switch). I have included additional details below, but my question is: How do I configure an untagged and ...
5
votes
4answers
4k views

openwrt: Use rdate with NTP servers?

I've noticed that some embedded devices (such as OpenWRT, which runs on Busybox) use rdate to set the system time, instead of NTP. Rdate is an older time protocol, and I'm having trouble finding any ...
5
votes
4answers
935 views

Does anyone use DD-WRT/OpenWRT etc. at their office? [closed]

Does anyone use any of the third party router/AP firmwares (DD-WRT, OpenWRT, Tomato, etc.) in an office environment? How many users does it handle well? How long have you been using it? I understand ...
5
votes
4answers
5k views

Can't communicate between lan ports on openwrt router

I've got a WBMR-HP-G300H Buffalo Airstation router on which I've installed the lates OpenWRT software. All is working well (ADSL, WIFI etc) except for one niggle. I can't communicate between lan ...
5
votes
3answers
1k views

What firmware to choose for ASUS WL-500GP v1

I've found several firmwares out there: OpenWRT, DD-WRT, Tomato and Oleg's. I'm wondering what is the best choice? Router is working in the home network (desktop through wires, laptop uses WiFi). ...
4
votes
6answers
6k views

dnsmasq: mapping 2 MAC addresses to the same IP address

Is it possible to map 2 different MAC addresses to the same IP address? For my backup, I need to connect back from the server to the portable, and I would like to have the same IP both for the ...
3
votes
2answers
5k views

What protocols/ports to open for WinSCP

Which ports (and/or protocols) should be given priority for WinSCP to connect to a *nix machine? Details: I have a Windows client running WinSCP, which connects through a WRT54 router (running ...
3
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1answer
395 views

Force to use specific DNS provider at network

OpenDNS offers a quite simple way for internet filtering by categories. Of course who could get the correct IP address can easily bypass the filter but it would be enough for my expectations. The ...
3
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5answers
1k views

Recommendation for easy to use router and setup to handle multiple VLANs, to avoid multiple DHCP servers conflicting

I'm trying to setup a network in which each computer must not be able to see the others on the network, only the router. The people involved don't necessarily know each other and don't necessarily ...
3
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1answer
45 views

OpenWRT - Manage Virtual LAN

I have an Ubiquiti AirRouter with OpenWRT on it and I've been trying to separate the manage of the ports. I've formated the router using CoovaChilli app, anyways the app just help to install OpenWRT ...
3
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2answers
3k views

OpenWRT USB attached disk spin-down

I use a couple of ASUS WL-500GP running OpenWrt Kamikaze 8.09.1 (2.4 kernel) as small office gateways and firewall. Now I would like to attach USB disks to cache local backup-data during office-hours ...
2
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4answers
9k views

How to send mail from an OpenWrt router

I am using OpenWrt 10.03 and need to send "reports" from my router by email. I have installed sendmail: # opkg install mini-sendmail Then I used my ISP's smtp server: # echo -e "From: ...
2
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2answers
3k views

how to get a list of the connected wifi clients in OpenWrt 10.03?

how to get a list of the connected wifi clients in OpenWrt 10.03?
2
votes
1answer
655 views

Buffer limit for nginx?

I'm using nginx on an embedded platform (OpenWRT) as a reverse proxy in front of an IP camera, and I'm having an issue where the camera is pushing data to nginx more quickly than nginx is able to ...
2
votes
5answers
3k views

QoS for very basic LAN/WiFi network: Do I need SmoothWall or OpenWRT or just good advice?

Here is the basic situation/topology of the network I manage: Residential, but we are a co-op, so we have a business-class contract with ISP. The residents are college students, so there is quite ...
2
votes
1answer
311 views

How do I set up an IPv6 DMZ with iptables without a static allocation?

I have several networks which are on Comcast's residential network. I need to access those networks from a variety of environments, via an SSH proxy on one of the hosts. (As it happens I'm using ...
2
votes
1answer
1k views

Stop squid caching 302 and 307 with deny_info

TLDR: 302, 307 and Error pages are being cached. Need to force a refresh of the content. Long version: I've setup a very minimal squid instance running on a gateway which shouldn't not cache ANYTHING ...
2
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0answers
185 views

how to measure IP bandwidth in pass through mode in linux?

I want to measure the IP bandwidth in pass through mode. Please find the attached picture for configuration and my question also. If there is no solution with OpenWRT, I need any alternative ...
2
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1answer
524 views

qemu with tun virtual networking issues

I'm trying to setup a virtual networking environment using open-wrt qemu and vde2 The script to boot two qemu instances and conenct them together is the following ...
2
votes
1answer
562 views

OpenVPN configuration works standalone but not as daemon

The whole setup works standalone, ex: openvpn --config /etc/openvpn/openvpn.conf, remote can ping server, and server can ping the remote When I start the server with --daemon, the remote client can ...
1
vote
3answers
635 views

Linux routing - Access external IP from LAN

I'm using OpenWRT (linux based) on my router. The router has a local IP and a public IP. I have a dyndns name assigned to the public IP. The router is forwarding several ports (e.g. ssh and https) to ...
1
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3answers
1k views

Configure a Linux router for fair bandwidth allocation without unnecessary limiting it

I run a Linux router (more precisely OpenWRT) on an internet connection with very limited bandwidth, around 1 MBit/s downstream and some dozen kBit/s upstream. There are several machines on the net ...
1
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2answers
128 views

OpenWRT Barrier Breaker - Router does not route

I've upgraded my TP-Link 1043 router to OpenWrt 14.07. Everything is perfect, Wifi and LAN are bridged, LAN machines can access each other by name, I can SSH into the router, and the router can access ...
1
vote
1answer
549 views

Most DNS queries for TLDs do not pass through dnsmasq

Most DNS queries for top-level domains from my LAN behind a router with dnsmasq 2.55 on OpenWRT 10.03.1 return negative results, e.g.: $ dig com. ANY ; <<>> DiG 9.7.3 <<>> ...
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2answers
889 views

Openwrt two nic on the same vlan instead of alias?

I have a TP-Link WR1043ND with 1 wan and 1 lan cables attached. The lan cable currently have 2 ips of two different network, using an alias. The two networks share the same switch. I'd like the ...
1
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2answers
459 views

Output only the last 2 minute's log

I have a log file: http://pastebin.com/raw.php?i=cdUpTqNV the first column, before the "ASDF" is the same time, as in the given row, but in unix time [i think it's easier to do this with unix time]. ...
1
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1answer
56 views

OpenWRT router as a switch with DNS

We have a router (8 ports) that serves our church (it also is our modem with ADSL2 etc) and handles our DHCP services. I've needed to extend our network to accomodate another 2 ports, so an extra ...
1
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1answer
44 views

Enable external SSH traffic on selected workstations within my network

I have already enabled an external SSH connection (with public and private keys) to my router, however... I would also like to enable an ssh connection to one of my internal workstations (permanently ...
1
vote
1answer
521 views

Rewrite URL based off of IP on OpenWRT

We are running OpenWRT on a WRT54GL. I have been looking for an answer to this, but I can't seem to figure out what to search for, if its possible, or what combination of programs to use. I want to ...
1
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3answers
879 views

OpenWrt logging: how to find out “wifi deauthentication”

If someone starts to use the wifi, i can see that with logread: Jan 23 21:04:47 router daemon.info hostapd: wlan0: STA XX:XX:XX:XX:XX:XX IEEE 802.11: authenticated But how can i see, that he/she's ...
1
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2answers
3k views

openwrt uses a single interface bridge?

My understanding of bridging is that it ties together two interfaces at layer 2. I am looking at a Ubiquiti Nanostation2 running OpenWRT that has an ethernet port 'eth0' and a wifi port 'ath0'. The ...
1
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2answers
1k views

configure pppoe on wrt54gl(openwrt)

I have home DSL connection from my ISP with a beetel modem at my end. I want to make my network wireless, so i bought a linksys wrt54gl and installed open-wrt on it. My ISP provides dynamic IP's with ...
1
vote
1answer
38 views

FreeRadius Accounting not working, bad passwords not cheked

I'm trying to configure a captive portal using a router with OpenWRT+ChilliSpot and an external server with Freeradius and a Web Server. ChilliSpot 1.3.0 My issue right now is that the freeradius ...
1
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0answers
208 views

Exclude an IP address from an openwrt firewall rule

I am using a wrt54gl with openwrt to try and redirect all traffic on my LAN to a specific server, which will run scapy and other network analysis tools and act as a gateway/firewall to the Internet. ...
1
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1answer
2k views

Wireless Multicast Forwarding on OpenWRT

Good day! We need to connect an STB device over wi-fi to the router. STB uses multicast only. Using udpxy is not possible. Original firmware forwards multicast over wi-fi using mac changing ...
1
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1answer
66 views

Macvlan-interface and PPP-session

I need to pick up two PPP-sessions on the same interface with different MAC-addresses (on some device with openWrt). I decided to check macvlans. I created an interface with another MAC-address. ...
1
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0answers
2k views

OpenWrt on TL-WR1043ND - VLAN to VLAN communication

I have this network configuration at home: 3G Wifi router - for access to internet, 192.168.1.0 subnet Router TP-Link TL-WR1043ND - OpenWRT (12.09), 192.168.2.0 subnet, connected wirelessly via ...
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0answers
238 views

Multiple network routing

I am after some advice on how to achieve multiple independent LANs, that can restrictively talk to each other (at minimal cost). I have 3 LANS LAN A - Admin Lan - Multiple servers and workstations, ...
1
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0answers
561 views

How to configure totally open DMZ with OpenWRT?

I have OpenWRT router. I have NAS in my LAN, which i need to access from WAN and from all computers in the LAN. So, it should be accessible from any computer and it needs to access some of them, too. ...
1
vote
0answers
584 views

why ping6 fails if tcpdump shows ICMP6 request/reply traffic?

I'm having a very strange problem with IPv6 pings on OpenWRT (fon-ng firmware with IPv6 enabled) and hoping someone can help with investigation. In short - wpan0 interface with address aaaa::1/64 is ...
1
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0answers
808 views

OpenWRT with VLANs: NAT not working with single Firewall Rule

I have a configuration on my OpenWrt Backfire 10.03 with different VLANs, k2 belonging to fwz2 is one of them. In this testing environment the WAN is DHCP with IP:192.168.1.1: config 'interface' ...
0
votes
3answers
2k views

What is the recommended nagios plugin to use to monitor a router with a public ip?

I have a Linksys WRT54GL router that is running openwrt. I have a primary internet connection and a secondary connection which works as a failover connection when our primary link goes down. Both ...
0
votes
1answer
603 views

Could my wireless router randomly reboot if it has a too big antenna?

Because If we (several wireless clients) download too much (that means "full speed" for several hours) the router (WRT160NL - OpenWrt 10.04 with two default 8 dBi omni antenna) just reboots randomly. ...
0
votes
1answer
699 views

Port forwarding not working, tcpdump shows “reset connection”

I have an home web server that I use to serve a few pages for personal purposes. The server runs Ubuntu and is behind an ADSL connection, and it's working nicely. Recently I subscribed to a Hiperlan ...
0
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1answer
23 views

How to get an unprivileged public status page showing in OpenWrt 12.09 or newer?

For the use case where the WAN connection goes down, but employees can still access wifi, I'd like them to be able to check on some sort of a public router status page in their problem reports. This ...
0
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1answer
268 views

set route on OpenWRT for PPPoE and LAN

I have a HUAWEI wireless router running OpenWRT. The router accesses the Internet with PPPoE. Meanwhile it has an Ethernet address with the following configuration in a LAN (Local Area Network): ...
0
votes
1answer
405 views

How to forward traffic to VPN device

I have set-up OpenWRT in a virtual machine which acts as a router. It has two network interfaces: br-lan: connected to vm internal network eth1: connected to internet through host via NAT I have ...
0
votes
1answer
158 views

Deny all access to router from LAN devices except for services

I have a OpenWRT installation which I'm currently hardening. I'd like to prevent all network access from LAN devices to the router, except for TCP 22, TCP 80, and TCP 443. I'm using LuCI, and here ...
0
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1answer
689 views

how to use iptables to block the IP of device connected to openwrt router

I have two routers(A,B).the A connect to internet with IP:192.168.1.1 The openwrt router B connect the lan of A by bridge with static IP:192.168.1.111. I am learning to use iptables to control the ...
0
votes
1answer
193 views

Is it possible to restrict the connection duration per client on the router (say with OpenWRT)?

How to limit the connection duration per client per period (say, one MAC-address can connect only for 3 hours per week to the network). Where could be defined such a rule? In the firewall? So the ...