Cambridge SoundWorks P460 Virtual Channel, Virtual Circuit, Virtual Connection, Virtual Path, Vsa

Glossary

Virtual Channel

Describes the unidirectional flow of ATM cells between connecting (switching or end-user) points that share a common identifier number.

Virtual Circuit

A connection set up across an ATM network between a source and a destination where a fixed route is chosen for the entire session and bandwidth is dynamically allocated.

Virtual Connection

Aconnection established between end-users (source and destination), where packets are forwarded along the same path and bandwidth is not permanently allocated until it is used.

Virtual Path

A group of virtual channels that can support multiple virtual circuits.

VSA

Vendor-Specific Attribute. RADIUS supports attributes of which one, the VSA, supports vendor-specific attributes. This allows vendors to create custom RADIUS attributes.

Avaya P460 Reference Guide 213