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  • Wireless
  • RT-N12 (VER.C1)
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There are 3 download servers available on ASUS Download Site - Global, China and P2P. Each server provides exact the same content no matter where you download from, except for the speed which you are connected to.

24 files found  Filter out the bert version


  Firmware (8)
Version  3.0.0.4.374.813
Description ASUS RT-N12 C1 Firmware Version 3.0.0.4.374.813
If your router firmware version is 2.1.1.1.x, you could upload firmware version 3.0.0.4.374.813 directly.

1. Fixed DNS amplification DDoS attack related issues.
File Size
5,86 (MBytes) 2013.09.27  update
Download from
Global (DLM) Global P2P
Version  3.0.0.4.374.430
Description ASUS RT-N12 C1 Firmware Version 3.0.0.4.374.430
If your router firmware version is 2.1.1.1.x, please upload to 3.0.0.4.370 first and upload to 3.0.0.4.374.430

Fixed:
1. Fixed wireless extension channel related UI issues.
2. Fixed HK DHCP connection issue.
3. Disable the Broadcom ACSD service to prevent buffer overflow vulnerabilities.
4. Underline "_" can now be acceptable in device name and computer name.
5. Hide Broadcast option in PPTP VPN server when it is disabled.
6. Fixed multicast IPTV related issues in PPPoE/PPTP/L2TP connection.
7. Fixed IE related parental control issues..
8. Hide ASUS DDNS description when selecting 3rd party service.
9. Fixed script error 'invalid argument on IE'
10. Fixed client duplicated issue in network map

Added:
1. Auto adjust time zone in internet setup wizard process.
2. PPTP VPN server status GUI

IPv6
1. Fixed PPP IPv6 global address retrieval
2. added DHCP-PD option
3. Added LAN DHCPv6 server
4. Added network status GUI.
5. Added option domain name if available
File Size
5,84 (MBytes) 2013.08.27  update
Download from
Global (DLM) Global P2P
Beta Version  3.0.0.4.370
Description ASUS RT-N12 C1 Firmware Version 3.0.0.4.370
1. Fixed password setting issues in QIS
2. Fixed ppp ipv6 global address retrieval
3. Fixed some repeater related bugs
4. AddedDHCP-pd option
5. Added LAN DHCP v6 server
File Size
5,81 (MBytes) 2013.07.02  update
Download from
Global (DLM) Global P2P
Version  2.1.1.1.78
Description ASUS RT-N12 C1 Firmware Version 2.1.1.1.78
1. Enhanced WAN to LAN speed
2. Fixed DNS related problem in repeater mode.
3. Fixed Wireless compatibility issue.
4. Fixed compatibility issue in Repeater mode.
File Size
5,49 (MBytes) 2012.12.11  update
Download from
Global (DLM) Global P2P
Version  2.1.1.1.67
Description ASUS RT-N12 C1 Firmware 2.1.1.1.67
1. Add the function of Unifi
2. Improve stability of wireless signal
3. Improve repeater mode
4. Fix saving settings/configuration abnormally
5. Optimize GUI and the description for user
File Size
5,49 (MBytes) 2012.08.30  update
Download from
Global (DLM) Global P2P
Version  211146
Description ASUS RT-N12 C1 firmware v2.1.1.1.46
1. Fixed basic display, settings, and encryption bugs
2. Fixed repeater related bugs
3. Add Spanish and modify abnormal multi-language display
4. Modify parental control function
5. Modify WAN to LAN throughput
File Size
5,47 (MBytes) 2012.04.25  update
Download from
Global (DLM) Global P2P
Version  2.1.1.1.333
Description ASUS RT-N12 C1 firmware v2.1.1.1.33-3
Fixed LED flashing problem
File Size
5,32 (MBytes) 2012.02.13  update
Download from
Global (DLM) Global P2P
Version  2.1.1.1.33
Description ASUS RT-N12 C1 firmware v2.1.1.1.33
First release
File Size
5,32 (MBytes) 2011.12.22  update
Download from
Global (DLM) Global P2P
  Utilities (2)
  Manual (14)