Related terms:
im
pbx
alg
qos
icq
rtp
voip
pstn
xmpp
rtcp
isdn
skype
nortel
softphone
archiving
telephony
mobile voip
packet loss
conferencing
voip software
interconnection
circuit switched
control protocol
instant messenger
instant messaging
telephone service
messaging and presence
ip multimedia subsystem
session initiation protocol
microsoft office communications server
Wikipedia sources:
SIP
Session Initiation Protocol
Ekiga
IP Multimedia Subsystem
List of SIP software
IP Phone
Gizmo5
SRV record
Mobile VoIP
Fring
Zima
Nimbuzz
Interactive voice response
Voice over Internet Protocol
Comparison of VoIP software
Softphone
Nokia E61
Videophone
Asterisk (PBX)
Application-level gateway
Instant messaging
Microsoft Office Communications Server
Network address translation
Microsoft Office Communicator
Private branch exchange
Real-time Transport Protocol
Context for words:
sip
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