5.2. Other Specialized Devices
In addition to the network connectivity devices I've discussed with you, there are several devices that, while maybe not directly connected to a network, do actively participate in moving network data. Here's a list of them:
Intrusion Detection or Prevention System (IDS/IPS)
Multifunction network devices
Channel Service Unit/Data Service Unit (CSU/DSU)
5.2.1. Multilayer Switch
A multilayer switch (MLS) is a computer networking device that switches on Open Systems Interconnection (OSI) Layer 2 like an ordinary network switch but provides extra functions on higher OSI layers, like Layer 3, for routing.
The major difference between the ...