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

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8
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3answers
10k 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 ...
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3answers
1k views

Gateway gets stripped from DHCP Reply through OpenVPN tunnel

I have a bridged OpenVPN setup. This is my server config: port 1194 proto udp dev tap0 ca /etc/openvpn/easy-rsa/keys/ca.crt cert /etc/openvpn/easy-rsa/keys/server.crt key ...
0
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2answers
292 views

External ip address being treated as local (ARP asking for external IP's address)

I am using a virtual machine with OpenWRT for routing, on a Linux machine (Slackware). I am trying to configure a host only interface (eth0) as the wan interface. eth1 is Ethernet attached as a bridge ...
2
votes
1answer
15 views

Release dhcp lease after forcing client to disconnect

I configured a wifi access point based on OpenWRT to limit the number of clients to 4 at the same time. For that purpose I gave a limited number (4) IP addresses leaseable by DHCP. After a period of ...
1
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1answer
5k 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
vote
1answer
1k 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
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1answer
2k views

Ingress filtering in Linux traffic control: Redirect traffic to IFB device

I have an openwrt router and I want to shape incoming traffic in order to classify all the traffic addressed to a certain IP address in my home network as low priority. For that purpose I want to ...
0
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1answer
86 views

Using SoftEther VPN on OpenWRT router with HTTP Proxy

I've successfully installed OpenWRT router to my TP-LINK MR-3020 (ar11xxx). I've made a extroot for this using my flashdrive, having swap 2GB, 2GB root, and 4GB shared samba. I also tried OpenVPN ...
0
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1answer
36 views

unable to setup point to point network between two openwrt boards

I am trying to setup point to point networks between two Avila boards (Processor : XScale-IXP42x Family) running Openwrt( KAMIKAZE 8.09.1) and Linux kernel 2.6.26.8. I am trying to setup two ...
0
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1answer
324 views

BIRD iBGP - Route not reachable

i have two machines participating in the DN42 network, a darknet driven by the Chaos Computer Club and others to play around with advanced routing techniques like BGP and stuff. The machines are ...
0
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1answer
414 views

How can I create routes between two separate LANs on the internet over an OpenVPN tunnel?

Diagram I have separate router/OpenVPN appliances at two different sites. The appliances are actually TP Link routers running OpenWRT 12.09, r36088. I would like clients behind these two routers to ...
0
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1answer
3k views

iptables forward rule not working in openwrt

I am trying to apply some iptables forwarding rules in openwrt. Here is my scenario - My server has two cards ath0 and br-lan. br-lan is connected to internet and ath0 to private network. The other ...
0
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1answer
2k views

strongswan VPN on OpenWrt

Hi I'm running Barrier Breaker version of OpenWRT and I have setup a VPN according to: http://wiki.openwrt.org/inbox/strongswan.howto I can connect to the VPN with my iPhone or Mac (to 10.10.1.0/24 ...
0
votes
1answer
367 views

Openwrt on Airlive AirMax5

We are tyring to install openwrt firmware on Airlive Airmax5 which is running DD-WRT by default. Can anyone please help me, how to install openwrt on wireless router. Waiting for reply. ...
0
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1answer
342 views

updating maradns with nsupdate

I have configured Maradns as dns server on openwrt platform. Can i use nsupdate as ddns client to update the DNS Server. Is it possible of updating Maradns zones with nsupdate.
2
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0answers
200 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 ...
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vote
0answers
30 views

How to set network configuration for openflow on openwrt?

I made a custom build Openwrt (barrier breaker) with Openflow 1.3 and I could connect it to ryo simple_switch_13 controller in outofband mode. Ehternet port number 3 and 4 are set as openflow ports ...
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0answers
54 views

Create Bridge interface on linux board

My current configuration and topology look like below: +++++++++++++++++++++++++++++++++ +++++++++++++++ | Linux Board eth0 | | Switch | | with openWRT ...
1
vote
0answers
276 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
vote
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 ...
1
vote
0answers
310 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
695 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 ...
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0answers
889 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
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0answers
26 views

Openwrt: vsftpd file upload

I am using vsftpd daemon for ftp server and configured the server for local users listed in /etc/vsftpd.users. Using filezilla for ftp client and I am getting "553: could not write file" error when I ...
0
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0answers
43 views

Static IP Forwarding on OpenWRT

I have a /28 block of static IP's that my ISP provides. Lets say x.x.x.x/28. The new building we are in has a OpenWRT router that I want to configure to forward those IP's to specific servers on the ...
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0answers
97 views

HowTo: OpenWRT routing/tunneling all traffic through an inline Snort sensor

I want all traffic that hits the OpenWRT router redirecting/ tunnelin through a dedicated Snort/Suricata machine, before it leaves the local network. The Snort/Suricata machine should act as an inline ...
0
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0answers
136 views

Setup openwrt router for 2 simulteneous openvpn clients on different wifi networks

I would like to setup openwrt router to be able to serve 2 different wifi networks which route their traffic thru 2 different openvpn tunnels. So far I have created 2 different wifi networks with ...
0
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0answers
87 views

OpenWRT OpenVPN setup is slow, howto set CA on a remote system?

I want to run an OpenVPN-Server on a box but creating dh on it is really slow. I was searching the net, how to import a ca for the OpenVPN-Server on OpenWRT so I can run build-dh on a nother computer ...
0
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0answers
155 views

OpenWRT firewall redirect punch through

I am using an OpenWRT based firmware on a Netgear router as part of a research project that links the router to an existing broadband router to allow members of the public to access the internet via a ...