Security Science: August
Test your security knowledge with SSI’s August Security Science Quiz!
Think you know IP networking? See if you can ace this month's quiz.
10. Media converters adapt Ethernet from copper/UTP cables to:
- Fiber optics
- Subnet masking
- DSL modem technology
- Power over Ethernet (PoE) extenders
11. PoE is defined by:
- UL standards
- NRTL standards
- NFPA standards
- IEEE standards
12. Each device on an IP network requires three pieces of information in order to correctly communicate with other devices on the network:
- VoIP modem, UL-Listed converter and an IP address
- An IP address, a subnet mask and a broadcast address
- A bridging address, an IPX101 and a subnet mask
- Transparent bridging, a broadcast address and local DLCI
If you enjoyed this article and want to receive more valuable industry content like this, click here to sign up for our FREE digital newsletters!
About the Author
Jeff Zwirn, SSI Contributor
Jeffrey D. Zwirn, CPP, CFPS, CFE, SET, FASI&T, CHPA-IV, NFPA 3000(PS), MSYL, MBAT, SSI Hall of Fame, writes Security Sales & Integration’s “Security Science” column. He is also president of IDS Research and Development, an alarm and security consultation, expert witness and training authority providing nationwide services on all issues related to alarm and security matters. He can be reached at 800-353-0733.
Related Content
Security Is Our Business, Too
For professionals who recommend, buy and install all types of electronic security equipment, a free subscription to Commercial Integrator + Security Sales & Integration is like having a consultant on call. You’ll find an ideal balance of technology and business coverage, with installation tips and techniques for products and updates on how to add to your bottom line.
A FREE subscription to the top resource for security and integration industry will prove to be invaluable.
