Cisco Cisco IOS Software Release 12.4(2)XB6

AAL2—ATM adaptation layer 2.

ASP—application service provider.

CA—call agent.

CAC—call admission control. 

CAS—channel-associated signaling.

CDR—call detail record.

CLI—command-line-interface.

DCLX—MGCP Delete Connection message.

DSP—digital signal processor.

FTP—File Transfer Protocol. 

NAS—network access server.

PVC—permanent virtual circuit.

RSVP—Resource Reservation Protocol. 

RTCP—RTP Control Protocol. Protocol that monitors the QoS of an IPv6 RTP connection and conveys 
information about the ongoing session. 

RTP—Real-Time Transport Protocol.

SRC—system resource check. 

TDM—time-division multiplexing.

VPN—virtual private network.

WFQ—weighted fair queueing.

See 

 for terms not included in this glossary.

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

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