2. 1 Figure 2-6: Building Security Building Security Basics  Single point of (normal) entry to building  Fire doors, etc.: use closed-circuit television (CCTV) and alarms to monitor them  Security centers Monitors for closed-circuit TV (CCTV) Videotapes that must be retained (Don’t reuse too much or the quality will be bad) Alarms

3. 2 Figure 2-6: Building Security Building Security Basics  Interior doors to control access between parts of the building Piggybacking: holding the door open so that someone can enter without identification defeats this protection  Enforcing policies: You get what you enforce  Training security personnel  Training all employees

4. 3 Figure 2-6: Building Security Building Security Basics  Phone stickers with security center phone number  Thwarting piggybacking  Dumpster diving by keeping Dumpsters in locked, lighted area  Drive shredding programs for discarded disk drives that do more than reformat drives

5. 4 Figure 2-7: Physical building Cabling 1. Equipment Room (Usually in Basement) 2. To WAN 3. Entrance Facility with Termination Equipment 5. Core Switch (Chassis) 6. Vertical Riser Space 4. Router

6. 5 Figure 2-7: Physical building Cabling 3. Telecommunications Closet on Floor 2. Optical Fiber One Pair per Floor 4. Workgroup Switch 5. Horizontal Distribution 1.Vertical Distribution

7. 6 Workgroup Switch in Telecoms Closet Figure 2-7: Physical building Cabling 1. Horizontal Distribution One 4-Pair UTP Cord Horizontal and Final Distribution

8. 7 Figure 2-6: Building Security Data Wiring Security  Telecommunications closets should be locked  Wiring conduits should be hard to cut into  Servers rooms should have strong access security