The main reason my friend installed this , he supports many of this type of wireless router, is stability and ease of configuration.
The main fetures, from the wiki are:
Feature List
* 13 languages
* 802.1x (EAP (Extensible Authentication Protocol) encapsulation over LANs)
* Access Restrictions
* Adhoc Mode
* Afterburner
* Client Isolation Mode
* Client Mode (supports multiple connected clients)
* Client Mode WPA
* DHCP Forwarder (udhcp (
http://udhcp.busybox.net/))
* DHCP Server (udhcp (
http://udhcp.busybox.net/) or Dnsmasq (
http://thekelleys.org.uk/dnsmasq/doc.html))
* DNS forwarder (Dnsmasq (
http://thekelleys.org.uk/dnsmasq/doc.html))
* DMZ
* Dynamic DNS (DynDNS (
http://www.DynDNS.org/), TZO (
http://www.TZO.com/), ZoneEdit (
http://www.ZoneEdit.com/))
* Hotspot Portal (Sputnik Agent (
http://www.sputnik.com) ,Chillispot (
http://www.chillispot.org/))
* IPv6 Support
* JFFS2 (
http://sourceware.org/jffs2/)
* MMC/SD Card Support
* NTP client in a client-server basis
* Port Triggering
* Port Forwarding (max. 30 entries)
* QoS Bandwidth Management (Optimize for Gaming and Services / Netmask / MAC / Ethernet Port Priority)
* QoS L7 Packet Classifier l7-filter (
http://l7-filter.sourceforge.net/))
* PPTP VPN Server & Client
* Ntop Remote Statistic
* Syslog to remote server
* RFlow/MACupd
* Routing: Static entries and Gateway, BGP, OSPF & RIP2 via (BIRD (
http://bird.network.cz/))
* Samba FS Automount
* Rx/Tx Antenna (Select or Auto)
* Show Status of Wireless Clients and WDS with System Uptime/Processor Utilization
* Site Survey
* SNMP
* SSH server & client (dropbear (
http://matt.ucc.asn.au/dropbear/dropbear.html))
* Startup, Firewall, and Shutdown scripts (startup script (
http://wrt-wiki.bsr-clan.de/index.ph...artup_Scripts))
* Static DHCP Assignment
* Style (Changeable GUI; v.23)
* Supports New Devices (WRT54G V3, V3.1, V4, V5 and WRT54GS V2.1, V3, V4)
* Telnet server & client
* Transmit Power Adjustment (0-251mW, default is 28mW, 100mW is safe)
* UPnP
* VLAN
* Wake On Lan client (WOL (
http://ahh.sourceforge.net/wol/))
* WDS Connection Watchdog
* WDS Repeater Mode
* Wireless MAC Addresses Cloning
* Wireless MAC filter
* WMM (Wi-Fi MultiMedia QoS)
* WPA over WDS
* WPA/TKIP with AES
* WPA2
* Xbox Kaid (Kai Engine (
http://www.teamxlink.co.uk/))