Common threat to router and switch & mitigation

There are four common threats to router and switch & mitigation. The first threat is Hardware. Basically hardware threats involve threats of physical damage to the router, switch and also servers. To prevent this from happening, we can always do the security check such as locking the room with only authorized person can access; rooms should not be accessible via dropped ceiling, window, point of entry etc. Use electronic access control in all entry which are logged by security system and also monitored by security personnel. Install security cameras with automatic recording to act as evidence if there is a mishap. The second threats are Electrical. It includes voltage spikes, insufficient supply voltage, total power loss etc. It can be limit by installing an uninterruptible power supply (UPS) which may helps to backup any data when problem occurs such as total power loss. The third threat is Environmental. It includes extreme low or high temperature like moisture, humidity, electrostatic etc.  It can be also mitigated by supplying the room with dependable temperature control system. Remove any sources of electrostatic interference in the room. The last threat is Maintenance. It includes not having backup parts, not labeling the component, poor cabling etc. To prevent this from happening, we can always follow ESD procedures when replacing or working with internal router device components.