DNA - A201BEI BSNL modem..
1.
If you are using a "Dialer" to connect to Internet
( USERID and PW entered in a computer Window )
Change to Always On select PPP/PPPoE mode
( Uncheck "l"bridged" in WAN settings page)
enter User id/pw etc.
Enable DHCP ( In Lan menu page usually)
Give a range say 192.168.1.3 to 192.168.1.20
SAVE Reboot. wait for two minutes.
Re start system. confirm you get connected to Internet and can surf.
REF:
Teracom Type-I ADSL MODEM MULTIUSER CONFIGURATION
Para two:
2.
Transfer rj45 cable from computer end to DIR Internet port.
Access
D-Link dir 600 menu pages.
If WIZARD is available select.
The DIR-600 includes an Installation Wizard5
CD-ROM, which walks you through the easy step-by-step installation process to set up your wireless network and Internet connection in minutes.
3.
Confirm you can connect
laptop in wifi mode.
or
connect another rj45 from LAN1 to your desktop for confirming connection is ok.
Copy/PASTE this data hly for LAN and wlan
( NO tunnel data if seen )
wait.....
Teracom Type-I ADSL MODEM MULTIUSER CONFIGURATION