Allexperts - Volunteer experts answer your questions about the AS/400 free of charge. - http://www.allexperts.com/browse.cgi?catLvl=3&catID=1608
Twinax Communication over TCP/IP - Remote access to your AS/400 using TCP/IP over LAN, WAN, VPN, Intranet, or Internet. - http://www.twindata.com/remotetcpip.htm
Slashdot - Linux to AS/400 connectivity tips from Slashdot. - http://www.slashdot.org/askslashdot/980804/188250.shtml