For your FIRST STEP - I would recommend none other than my friend's First Step into Voice over IP Cisco Press text. Kevin Wallace is one of the best when it comes to explaining complex technologies for new students of the discipline.
I am creating a SuperMemo database of questions for it as a companion over on our INE blog:
http://blog.ine.com/2010/07/20/a-great-first-step-into-voip/
-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of Youssif, Ahmed
Sent: Friday, November 05, 2010 12:31 AM
To: Cisco certification
Subject: OT: Voice over IP
Dear colleges,
Please suggest for me the most appropriate & intelligent books to read for the mentioned subject.
Regards,
Ahmed Ossama Youssiff.
CCIE#26611.
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Received on Fri Nov 05 2010 - 11:34:15 ART
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