Cisco Learning

Cisco has one of the best learning portal in Tech, some of the resources available are information on Certifications, Access to CCIE's and other experts in the Forums, and many great learning modules.
https://learningnetwork.cisco.com/index.jspa

Also Check out IPExpert - http://www.ipexpert.com they have some of the best material available for CCIE.

Favorite books:
Routing TCP/IP, Volume 1 (2nd Edition)
Routing TCP/IP, Volume II (CCIE Professional Development)
Cisco ASA: All-in-One Firewall, IPS, and VPN Adaptive Security Appliance

And I am looking forward to getting this soon.
Cisco ASA: All-in-One Firewall, IPS, Anti-X, and VPN Adaptive Security Appliance (2nd Edition)

BJ MOORE