Cisco:
Cisco TAC Technical Assistance Center ;
TAC Case Open;
TAC by telephone;
IP <- Cisco in a nutshell thanks for telling me about this link John

F5
F5

NOrtel Networks: ;-) Error 404 Not found anymore !...
Nortel <-- Baynetworks<-- Wellfleet Support
Nortel <--Baynetworks <-- Wellfleet Technical Manuals and Release Notes by Product
Contivity VPN Info
Video - Fun with Accelars Thanks 4 the URL John

UNIX and LINUX:
FreeBSD FreeBSD is an advanced BSD UNIX operating system for the Intel compatible(x86), DEC Alpha, and PC-98 architectures.
OpenBSD Need a Secure OS ?

HP's Documentation Web Site
HP Electronic Support center
HP-UX Training and Education
Interex -- The International Association of Hewlett-Packard Computing Professionals

REDHAT -- Serving the Linux and Open Source Communities
REDHAT Linux Manuals
RHCE2B.COM- Free RHCE Linux Test Preparation Site
LINUX Online
LDP - the Linux Documentation Project
Cooperative Linux Free Linux that runs on top of Windoze.
LINUX Humour :-)

Sun Support Online
Docs.Sun.Com

UNIX Guru Universe Lots of info here
Yahoo UNIX Info
Shell Tricks Humour :-)

APPS:
Apache HTTP Server Software
SAMBA Opening windows to a wider world
SourceForge.net Lotsa Open Source Software.
FreshMeat Software by Category.
OpenSSHSSH and utils like sftp, secure ftp.

Backups:
DLT Tape
Backup Central
Veritas


BOOK'em : Make sure that you verify the latest release from the publisher before ordering !!!
O'Reilly BOOKS
BOOK PooL
Amazon
Barnes and Noble

Disks:
Adaptec SCSI Cables, Controllers, ...
SCSI Evolution Table
DELEC SCSI GUIDE
Fibre Channel Industry Association

IBM Hard Disk Drives
Seagate

ETHERNET:
Charles Spurgeon's Ethernet (IEEE 802.3) Web Site
IEEE 802 Working Group Home Pages
PacketPro Network Management Software Archive
Lantronix Tutorials and White Papers

TCP/IP:
TCP/IP Resource List
RFC 3056 - Connection of IPv6 Domains via IPv4 Clouds
RFC 2893 - Transition Mechanisms for IPv6 Hosts and Routers
RFC 2373 - IP Version 6 Addressing Architecture
RFC 2365 - Administratively Scoped IP Multicast
The ABC's of IP Version 6
IPv6 Deployment Strategies
Active FTP vs. Passive FTP, a Definitive Explanation thanks for the URL Jan !

INTERNET:
Internet Assigned Numbers Authority Protocol Numbers, Port #'s, and multiple other registrations.
OUI Assignments first part of MAC Address, from the IEEE.
Internet Network Information Center
NAT Network Address Translation
RFCs Request For Comment RFC by Category .
Bogon Dotted Decimal List Deny Bogus Networks
T1 Information
The LIST - ISP Buyer's Guide
Whois Whois.net
Whois by IP ARIN Whois
Whois by Domain InterNIC for .com .net and .edu
Domain Names and Whois
Traceroute.org Thanks for the URL Nigel.
IP-Plus Tools DNS, Traceroute, Looking Glass, Whois,

SNMP:
RFC 1155 - Structure and identification of management information for TCP/IP-based internets
RFC 1156 - Management Information Base for network management of TCP/IP-based internets
RFC 1157 - Simple Network Management Protocol (SNMP)
RFC 1213 - Management Information Base for Network Management of TCP/IP-based internets:MIB-II
RFC 2576 - Coexistence between Version 1, Version 2, and Version 3 of the Internet-standard Network Management Framework
RFC 2790 - Host Resources MIB
PRIVATE ENTERPRISE NUMBERS
comp.protocols.snmp SNMP FAQ Part 1 of 2
The SimpleWeb Freely Available SNMP Software
Cisco MIBs
mibDepot
MIB Resources thanks for the URL Sean

SECURITY :
National Security Agency Security Recommendation Guides. ;
Home Network Security CERT's security overview.
DShield Distributed Intrusion Detection System
Attrition.org
Cisco Security Advisories
NETSYS.com
Insecure.org Thanks for the URL Eddie. Top 75 Network Security Tools
Neohapsis Security Archives
SANS System Administration, Networking, and Security

Security Focus : Search for Vulnerabilities.
SARA Security Auditor's Research Assistant
CIAC Security WebsiteUS Dept of Energy ?!? Good Info though !
Computer Emergency Response Team
Internet Storm Center
Computer Security Resource Center
Security Watch
Security Dogs .com Cool Home Page ! VPN, FWs, NAT, QOS
Snort Free Lightweight Network Intrusion Detection System
VPN -Virtually Private Network Note the Virtual !
Whitehats
WikiSecure
MakeSecure Has a security lab that you can remotely access!
iNFOSYSSEC Hacking and Hackers - Computer Security Resources

Firewalls are only one part of Security
Check Point Firewall 1 and VPN
Check Point User Center
Phone BoyExecllant Unofficial Source of Firewall-1
Securepoint Msgs Check Point Firewall 1 and other Networking Discussions
Nokia IP Security Support and Services
Nokia Login

Gibson Research Are your Shields UP ? Free scan of your box.
Zone Labs Free zone alarm firewall for personal windoze boxes.

Sniffers / Analyzers / Meters / Tools:
Fluke Networks Products
NAI's Sniffer
Ethereal - Free Open Source Sniffer
Packetyzer
Putty a free implementation of Telnet and SSH for Win32 and Unix platforms
Netstumbler Wireless sniffer
Air Snort Cracks Wireless encryption
Cyberkit 32 bit Network Utility w/: PING; Traceroute; Whois; Finger; Netscanner;
Name Server Lookup; Quote of the Day; Time Sychronizer; DBS Scanner; ...
NMap and other very usefull tools
Nessus Unix Network scanner and analyzer
Atstake Tools, like netcat :-)
Nikto Web Server Scanner. Also default p/w list
Fport Wanna know Y that Windoze port is open ?
A hacker site with some tools of the trade
WikiSecure Category:Tools

O'Reilly Nets' Creating Network Diagrams

SEARCH:
Google Suggest ; Teoma ; Ask.com ; MetaCrawler ; AltaVista
CNET Shopping ; Switchboard ; Mapquest ; Webster's Online Dictionary and Thesaurus