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Tecom ER4021un

details: Gigabit Home VoIP Gateway
hardware type: VoIP Gateway
date added: 2012-11-02
updated: 2012-11-05
ER4021un features a Gigabit Ethernet access interface and integrates residential gateway and VoIP functions. It provides a high bandwidth access and supports an array of functions for routing, voice, WLAN, USB and security solutions for residential, Small Office/Home Office (SOHO) users.

The integrated AP complies with the IEEE 802.11n standard, providing wireless transmission speeds of up to 300Mbps. It offers WEP and WPA/WPA2 encryption.

The router supports the following VoIP codecs: G.711, G.726, G.729. It also supports T.38 FAX Relay.
 
 
 
 ER4021un Features
 General
 Availability: currently available
 LAN / WAN Connectivity
 WAN ports: 1
 WAN port(s) type: 10/100/1000 Gigabit Ethernet (RJ-45)
 WAN port auto cross-over: yes
 LAN ports: 4
 LAN ports type: 10/100/1000 Gigabit Ethernet (RJ-45)
 LAN ports auto cross-over: yes
 USB port(s): 2
for client PCs
 USB port type: USB 2.0
 RJ-11 FXS VoIP phone ports: 2
 Router
 NAT routing: yes
 Multihomed: yes
 DHCP server: yes
 DHCP client: yes
 QoS: yes
 Transparent Bridging (IEEE 802.1d): yes
 Routing Protocols: RIP v1 (static routing, RFC 1058)
RIP v2 (dynamic routing, RFC1389)
VLAN tagging (802.1q)
IGMP Multicast (RFC 1112)
 VoIP
 VoIP Protocols: SIP v2 (RFC 3261)
T.38 (Fax over IP)
 VoIP Audio Codecs: G.711 (PCM)
G.726
G.729 (a/b)
 Wireless
 Maximum Wireless Speed: 300 Mbps
 WiFi standards supported: 802.11b (11 Mbps)
802.11g (54 Mbps)
802.11n
 Wifi security/authentication: WEP
WPA (TKIP)
WPA2 (AES)
 WiFi modes: Access point
Repeater mode
 WDS compatible: yes
 VPN
  IPSec
 IPSec passthrough: yes
  L2TP
 L2TP passthrough: yes
  PPTP
 PPTP passthrough: yes
 Firewall
 DoS / DDoS protection: yes
 Filtering: packet filtering
 Device Management
 Administration: Web-based (LAN)
Remote configuration (WAN)
 Firmware upgradeable: yes
 Links
 Product page: http://www.tecom.com.tw/en/index.php/pro...
 Datasheet: http://www.tecom.com.tw/en/uploads/uploa...

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