Change the firewire config on echo life, assign a manual ip address to your dsi and configure the dsi manually
No It Is Not Possible To Connect It To A Dsi
Sense the P.S.P. is made by Sony, and the DSi is made by Nintendo, they probably wont connect.
Yes you can. You can also connect DSi to DS and DS Lite to DSi.
Yes, the DSi can connect to the DSi store, from which games can be bought and downloaded.
Yes the dsi has internet connection
you can not configure the modem and wireless security Jaeks
The DSi needs to connect to a wireless system to work and you should get wireless connection for your DSI because guess what? you can get on-line any time!
Yes you can.
Yes
Yes
Yes, it can.
Yes, you connect to the DSi store wirelessly.