Transcript sip323 - SIP/H.323 signaling gateway

© 2000, Columbia University
H.323
SIP
SIPUA
Gatekeeper
© 2000, Columbia University
Registrations in both networks
sipserver
REGISTER
RRQ
Gatekeeper
3xx
INVITE
[email protected] [email protected]
SETUP [email protected]
INVITE
SETUP
INVITE
[email protected]
Contact:
To: henry
[email protected]: pc1.office.com
To: henry
SIPUA
[email protected]
henry
$ sip323 -v -i -n [email protected] -p sipserver
© 2000, Columbia University
Use built-in gatekeeper
REGISTER
[email protected]
[email protected]
[email protected]
INVITE
[email protected]
3xx
Moved
INVITE [email protected]
Contact: [email protected]
Gatekeeper
RRQ Henry, 7040, [email protected]
SETUP
Gatekeeper
Contact: 128.59.19.198
SIPUA
[email protected]
Henry
128.59.19.198
$ sip323 -v -i -a -r -p sipserver -d office.com
© 2000, Columbia University
Pre-configured address
henry
7040
SETUP
Alias: 7040
H.323
SIP/PSTN gateway
128.59.19.194
SETUP
Alias: 7063
alice
7063
$ sip323 -v -i -a -r -H 128.59.19.194
© 2000, Columbia University
SIP
Different dialing modes
H.323
Henry
INVITE [email protected]
INVITE [email protected]
To: homepc.com
[email protected]
pc1.office.com
homepc.com
INVITE [email protected]
Bob
128.59.19.61
© 2000, Columbia University
SIP
H.323
Different dialing modes
SETUP [email protected]
Sam
sip:[email protected]
SETUP labpc_host.lab.com
labpc_host.lab.com
SETUP 7050
[email protected]
© 2000, Columbia University
• SIP and H.323 version 2.0
• H.323 fast-start as well as normal call
• Multiple simultaneous independent calls
• Unix as well as Windows
http://www.cs.columbia.edu/~kns10/software/gw
© 2000, Columbia University