Linksys SPA921 Cisco Small Business IP Phone SPA9X1 Administration Guide - Page 161

SIP Response Status Code, such as 404

Page 161 highlights

Appendix A Acronyms HTML HTTP HTTPS ICMP IGMP ILEC IP ISP ITSP IVR LAN LBR LBRC MC MGCP MOH MOS ms MSA MWI OSI PCB PR PS PSQM PSTN NAT OOB REQT RESP RSC RTP RTT SAS SDP SDRAM sec Hypertext Markup Language Hypertext Transfer Protocol HTTP over SSL Internet Control Message Protocol Internet Group Management Protocol Incumbent Local Exchange Carrier Internet Protocol Internet Service Provider IP Telephony Service Provider Interactive Voice Response Local Area Network Low Bit Rate Low Bit Rate Codec Mini-Certificate Media Gateway Control Protocol Music On Hold Mean Opinion Score (1-5, the higher the better) Millisecond Music Source Adaptor Message Waiting Indication Open Switching Interval Printed Circuit Board Polarity Reversal Provisioning Server Perceptual Speech Quality Measurement (1-5, the lower the better) Public Switched Telephone Network Network Address Translation Out-of-band (SIP) Request Message (SIP) Response Message (SIP) Response Status Code, such as 404, 302, 600 Real Time Protocol Round Trip Time Streaming Audio Server Session Description Protocol Synchronous DRAM seconds Linksys IP Phone Administrator Guide A-2 Firmware Version 5.1

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A-2
Linksys IP Phone Administrator Guide
Firmware Version 5.1
Appendix A
Acronyms
HTML
Hypertext Markup Language
HTTP
Hypertext Transfer Protocol
HTTPS
HTTP over SSL
ICMP
Internet Control Message Protocol
IGMP
Internet Group Management Protocol
ILEC
Incumbent Local Exchange Carrier
IP
Internet Protocol
ISP
Internet Service Provider
ITSP
IP Telephony Service Provider
IVR
Interactive Voice Response
LAN
Local Area Network
LBR
Low Bit Rate
LBRC
Low Bit Rate Codec
MC
Mini-Certificate
MGCP
Media Gateway Control Protocol
MOH
Music On Hold
MOS
Mean Opinion Score (1-5, the higher the better)
ms
Millisecond
MSA
Music Source Adaptor
MWI
Message Waiting Indication
OSI
Open Switching Interval
PCB
Printed Circuit Board
PR
Polarity Reversal
PS
Provisioning Server
PSQM
Perceptual Speech Quality Measurement (1-5, the lower the better)
PSTN
Public Switched Telephone Network
NAT
Network Address Translation
OOB
Out-of-band
REQT
(SIP) Request Message
RESP
(SIP) Response Message
RSC
(SIP) Response Status Code, such as 404, 302, 600
RTP
Real Time Protocol
RTT
Round Trip Time
SAS
Streaming Audio Server
SDP
Session Description Protocol
SDRAM
Synchronous DRAM
sec
seconds