Cisco Cisco IOS Software Release 12.2(33)SRE

flow—A stream of data traveling between two endpoints across a network (for example, from one LAN 
station to another). Multiple flows can be transmitted on a single circuit.

PE router—provider edge router. A router that is part of a service provider’s network and is connected 
to a customer edge (CE) router.

proxy—A component of RSVP that manages all locally originated and terminated state.

receiver proxy—A configurable feature that allows a router to proxy RSVP RESV messages for local 
or remote destinations.

RSVP—Resource Reservation Protocol. A protocol for reserving network resources to provide quality 
of service guarantees to application flows.

set-top box—A computer that acts as a receiver and decodes the incoming signal from a satellite dish, 
a cable network, or a telephone line.

See 

 for terms not included in this glossary.

Any Internet Protocol (IP) addresses used in this document are not intended to be actual addresses. Any examples, command display output, and 
figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses in illustrative content is unintentional and 
coincidental.

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