The ancients, struck with this irreducibleness of the elements of human life to calculation, exalted Chance into a divinity; but that is to stay too long at the spark, which glitters truly at one point, but the universe is warm with the latency of the same fire.
A visitor location register (VLR) is a server in a cellular network that supports roaming functions for users outside the coverage area of their own HLR.
VLAN is a broadcast domain. PVID (Port VLAN ID) is a default VLAN id assigned to frames coming to the port. This is a term used for non-Cisco switches.VID (Port VLAN ID) is a default VLAN id assigned to frames coming to the port.