Common Threats to Router and Switch Physical &Mitigation

There are 4 common physical threats to router and switch, basically..

(1) Hardware threats
 

     
     It includes physical damage to network components such as servers, routers, hubs, etc.


     In preventing these threats,
     The room must be secured and having only limited access to authorised people.
     The room must not be accessible by a hole in a wall, a window, or any other kinds of forced entry
      except the secured access point.

(2) Environmental threats
      
      It includes high and low temperatures, moisture, electrostatic and magnetic interferences.
     
     In preventing these threats,     Supply the room with temperature and humidity control systems
     Remove any sources of electrostatic and magnectic intereference in the room such as
     electromagnets.
   


(3) Electrical threats
     
      It includes power outage, voltage spikes, etc.

      In preventing these threats,
      Install a backup generator to supply electricity should a power outage occur
      Keeping check on power-related parameters at the power supply and device levels


(4) Maintenance threats

     It includes not having a backup of systems, not labelling components, poor cabling, lacking of
     spare parts, sabotage.

     In preventing these threats,
     Clearly label all equipment and wires/cables
     Keeping spare parts of important systems such as servers
     Logging off all consoles when leaving a station


References:

http://dc129.4shared.com/doc/ECyqcxEV/preview.html
http://earnkori.blogspot.com/2012/02/network-security-mitigating-common.html