Useful Resources

Useful Resources:

What Kind of Ethernet Cable Should I Use?
Fiber Optic Common Connector Types
Physical Layer Standards for GigE Using Optical Fiber
Description of IPV4 Address Blocks
Importance of Your Carrier’s Availability SLA
How 95th Percentile Billing Works
How to Establish an AS Number

Useful Links:

• Domain Lookup: whois.net
• American Registry for Internet Numbers (ARIN): arin.net
• Email Black-List Lookup: spamhaus.org
• Test Your SMTP Mail Server (MX): wormly.com
• Email Header Analyzer: mxtoolbox.com
• Check Carrier/Provider Network Health:  http://downdetector.com