Interaction with the controllers may be completed at the entire network velocity, which is essential if transferring a great deal of knowledge (databases with thousands of people, possibly together with biometric records). 4. Serial controllers with terminal servers. In spite of the fast growth and rising usage of Personal computer http://g3.imapbuilder.net/_map/?s=aabd3dda0c0020b401038a506a039a99&m=30582