Asus RT-N56U Router Firmware 3.0.0.4.374.130

Fixes:
- Fixed AiCloud vulnerability related bugs.
- Underline "_" can now be acceptable in device name and computer name.
- Hide Broadcast option in PPTP VPN server when it is disabled.
- Fixed multicast IPTV related issues in PPPoE/PPTP/L2TP connection.
- Fixed IE related parental control issues.
- Fixed 3G dongle related issue.
- Hide ASUS DDNS description when selecting 3rd party service.
- Fixed script error 'invalid argument on IE'
- Fixed smart sync JS error
- Fixed JST time zone issue.
- Reduced the redundant packets when used 3G/4G dongle as WAN and opened web browser.
- Fixed the traffic monitor related issues when used 3G/4G dongle as WAN,
- Fixed client duplicated issue in network map
- Removed modem setting button in AP mode
- 2.4Ghz compatibility issue for some specific devices

Added:

- Auto adjust time zone in internet setup wizard process.
- PPTP VPN server status GUI
- Recognized .rmvb files as video format in media server.
- Show more detail information in USB application install process.
- Unmount all disks with 1-click

IPv6:

- Fixed PPP IPv6 global address retrieval
- added DHCP-PD option
- Added LAN DHCPv6 server
- Added network status GUI.
- Added option domain name if available

3G/4G dongles:

- Support Yota LTE dongle LU150
- Support ZTE LTE dongle MF821
- Support 3G dongle Q110
- Support Huawei EC306