Compare 5 products

	Lancom 1722 VoIP	Linksys WRT54G	Linksys WRT54GS	Sierra Wireless AirLink ES450	Tenda TEI480T+

Dimensions
Width	8.27 in	7.32 in	7.32 in	N/A	11.02 in
Height	1.77 in	1.89 in	1.89 in	N/A	1.73 in
Depth	5.51 in	7.87 in	7.87 in	N/A	7.09 in
Number of units	1	1	1	1	1
Rack-mount design	no	no	no	N/A	yes
Weight	N/A	1.06 lb	1.1 lb	0.88 lb	N/A
Rack height	N/A	N/A	N/A	N/A	3U

Communication
Management interface	Web/network	Web/network	Telnet Web/network	N/A	Web/network
Communication protocol	Quality of Service Virtual LAN	Wireless Multimedia Extensions	N/A	N/A	N/A
Network / transport Protocol	TCP/IP IPX/SPX PPTP UDP/IP NetBEUI/NetBIOS NTP ICMP/IP IP/IPX IPSec PPPoE PPPoA IPoA	N/A	N/A	N/A	N/A
Data link layer	Ethernet Fast Ethernet	Ethernet Fast Ethernet IEEE 802.11b IEEE 802.11g	Ethernet Fast Ethernet IEEE 802.11b IEEE 802.11g	N/A	Ethernet Fast Ethernet
Wireless standards	IEEE 802.1p IEEE 802.1Q	IEEE 802.11b IEEE 802.11g IEEE 802.3 IEEE 802.3i IEEE 802.3u	IEEE 802.11b IEEE 802.11g IEEE 802.1x IEEE 802.3 IEEE 802.3i IEEE 802.3u	N/A	IEEE 802.3 IEEE 802.3u
Throughput WAN-LAN	100.0 Mbps	30.0 Mbps	N/A	N/A	N/A
VoIP (SIP)	yes	N/A	N/A	N/A	N/A
Wireless network	no	yes	yes	yes	no
Mobile broadband support	N/A	yes	yes	yes	N/A
2.4GHz wireless network	N/A	yes	yes	N/A	N/A
5GHz wireless network	N/A	no	no	N/A	N/A
External antenna	N/A	yes	yes	N/A	N/A
Detachable antenna	N/A	yes	yes	N/A	N/A
Total wireless data transfer rate	N/A	54.0 Mbps	N/A	N/A	N/A
Wireless security	N/A	WEP WPA WPA2	TKIP WEP WPA-PSK WPA WPA2	N/A	N/A
Mobile 4G (LTE)	N/A	N/A	N/A	yes	N/A