Network Termination Points

Question 1

66 block

Answer 1

• A patch panel for analog voice
  
  • And some digital links
• Left side is patched to the right
  
  • Easy to follow the path
• Wire and a punch-down tool
  
  • No additional connectors required
• Generally replaced by 110 blocks
  
  • Still seen in many installations

Question 2

110 block

Answer 2

• Wire-to-wire patch panel
  
  • No intermediate interface required
• Replaces the 66 block
  
  • Patch Category 5 and Category 6 cables
• Wires are “punched” into the block
  
  • Connecting block is on top
• Additional wires punched into connecting block
  
  • Patch the top to the bottom

Question 3

Copper patch panel

Answer 3

• Punch-down block on one side, RJ45 connector on
the other
• Move a connection around - Different switch
interfaces
• The run to the desk doesn’t move

Question 4

Fiber distribution panel

Answer 4

• Permanent fiber installation - Patch panel at both
ends

• Fiber bend radius - Breaks when bent too tightly

• Often includes a service loop
  
  • Extra fiber for future changes