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

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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 ...
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684 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 ...
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580 views

PRIO qdisc example not working

I have a TP-Link WR1043-ND with OpenWrt 12.09 (r36088, Linux 3.3.8). There is a bridge called br-lan joining eth0.1 (tagged VLAN for the 4 LAN ports) and wlan0 (Wi-Fi). There is also the WAN port at ...
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1k 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 ...
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1k 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 ...
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309 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. ...
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303 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.
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4k 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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174 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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102 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. ...
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967 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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202 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, ...
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447 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. ...
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489 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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700 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' ...
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38 views

Configuring OpenWRT on Carambola 2 in wireless repeater (Bridged Client) mode

I want to configure OpenWRT in wireless repeater (Bridged Client) mode in order to bridge WAN (access point) and LAN (hosted) networks. PC Client <---> Carambola <---> Wireless Network On Sony ...
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udpxy and igmpproxy don't get restarted after a hard reset in OpenWrt

Although I have S99udpxy and S99igmpproxy (both executable) in /etc/rc.d and manually via SSH I can start the services, at the boot time they don't show up in ps. For instance, my /etc/init.d/udpxy is ...
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116 views

OpenWRT and multple WANs: active/open connections doesn't update when alternate WAN

Here is my scenario: I have a OpenWRT Backfire 10.03 installed on a Mikrotik RB411U. I have two WANs: a 3G and a wifi. The eth0 interface is my lan. I configured the iptables to MASQUERED both WANs: ...
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230 views

How can I redirect/forward all the UDP/TCP traffic on one interface to another interface in OpenWrt

I am new to networking and I have a measurement device (D) that periodically sends all its readings over few UDP multicast sockets (with different multicast IP addresses and different port numbers). ...