G


gatekeeper

A device, such as a Cisco router, that keeps track of available WAN bandwidth and permits or denies call attempts based on the available WAN bandwidth.



gateway

A router that converts back and forth between a VoIP network and another type of telephony network (such as a PBX or the PSTN network).



glare

The act of picking up a phone before it rings in an attempt to make a phone call and realizing someone else is on the other end of the line.



grade of service (GoS)

A measurement indicating the acceptable percentage of rejected calls during the busiest hour of the day.



ground start

Lets a phone switch know a phone went off-hook by applying a ground potential to the ring lead.






Voice over IP First-Step
Voice over IP First-Step
ISBN: 1587201569
EAN: 2147483647
Year: 2005
Pages: 138
Authors: Kevin Wallace

Similar book on Amazon

flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net