1.) Read Cisco press 2.) Go to www.cramsession.com
3.) Buy the boson tests 4.) Buy some real routers and switches on ebay or ubid --- Mahmood wrote: > Dear Friends, > I'v studied CCNA, But I have so many question that > can't find in the ccna books. > I need to get a big picture about wan technologies. > Packet Switching, Circuit Switching, X.25, Frame > Relay, ISDN, E1 Channelize, DSL, ..... . > Is there any source that compare these topics > togheter > and explain relation between them? > I'v studied about some of them, but I got confused. > :-( > I know each one function, but I can't make a big > picture of them. > > Thanks in advance > > Mahmood [EMAIL PROTECTED] __________________________________________________ Do You Yahoo!? Yahoo! Tax Center - online filing with TurboTax http://taxes.yahoo.com/ Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=40468&t=40455 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
