Microsoft Outlook can store more data. it's format of *.pst .it

used SMTP protocol we can used. spell check, notepad, remainder is present in version of MS-OFFICE XP, 2003, 2007. It's used

as Microsoft application.

Outlook configures with Microsoft office products. Outlook express format *.dbx...and ver of 5.0,5.5.& 6...it's

equivalent of IE ver. spell checker, calc, notepad is NOT here. less data can be used.

It's uses POP3 & SMTP Protocols. incoming mail POP3 & Outgoing mail SMTP

IP Range

1-126 Class A subnet mask 255.0.0.0

128-191 Class B subnet mask 255.255.0.0

192-223 Class C subnet mask 255.255.255.0

224-241 Class D subnet mask 255.255.255.255

242-254 Class E