D-Link DSL-2640U User Manual

DSL-2640U Wireless ADSL2+ Router with Ethernet WAN Support
User Manual
Configuring via Web-based Interface
The following elements are available on the page:
Parameter Description
SIP
Move the switch to the right to enable SIP. Such a setting allows
using the SIP ALG function. This function allows VoIP traffic to
pass through the NAT-enabled router.
3
RTSP
Move the switch to the right to enable RTSP. Such a setting allows
managing media stream: fast forward streaming audio/video, pause
and start it.
PPPoE pass through
Move the switch to the right to enable the PPPoE pass through
function.
IPsec pass through
Move the switch to the right to enable the IPsec pass through
function.
L2TP pass through
Move the switch to the right to enable the L2TP pass through
function.
PPTP pass through
Move the switch to the right to enable the PPTP pass through
function.
After specifying the needed parameters, click the APPLY button.
3 On the Connections Setup / WAN page, create a WAN connection, move the SIP switch to the right on the
Advanced / ALG/Passthrough page, connect an Ethernet cable between a LAN port of the router and the IP
phone. Specify SIP parameters on the IP phone and configure it to obtain an IP address automatically (as DHCP
client).
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D-Link DSL-2640U Specifications

Power

input voltage	100V-240V
input current	0.6A
input frequency	50 Hz - 60 Hz
output voltage	12V
output current	1A

Data Transfer Rates

G.dmt full rate downstream	up to 8 Mbps
G.dmt full rate upstream	up to 1 Mbps
G.lite ADSL downstream	up to 1.5 Mbps
G.lite ADSL upstream	up to 512 Kbps
G.dmt.bis full rate downstream	up to 12 Mbps
G.dmt.bis full rate upstream	up to 1 Mbps
ADSL2+ full rate downstream	up to 24 Mbps
ADSL2+ full rate upstream	up to 1 Mbps

Wireless Transfer Rates

IEEE 802.11b transfer rates	11, 5.5, 2, and 1 Mbps
IEEE 802.11g transfer rates	6, 9, 12, 18, 24, 36, 48, 54 Mbps

Media Interface

ADSL interface connector	RJ-11 connector for connection to 24/26 AWG twisted pair telephone line
LAN interface ports	four RJ-45 ports for 10/100BASE-T Ethernet connection