tele (1).ppt

8/10/2019 tele (1).ppt

1/19

Architecture

SIP proxy,redirectserver

SQLdatabase

sipd

Proxy, Redirect,Registration server. Authentication Programmable (SIP- CGI)

OpenSource SQL database:MySQL

http://www.mysql.com

User information: Contact location Profile (e.g., password)

Aliases Conferences Address book

System information Configuration

8/10/2019 tele (1).ppt

2/19

Architecture


SQLdatabase

sipd

Web basedconfiguration

Web server

User profile can be modified using web browser. Creating new user (admin/normal) Changing profile and contact information(follow me service). Web CGI scripts Both sipd and web scripts use the database

8/10/2019 tele (1).ppt

3/19

Architecture


SQLdatabase

sipd

e*phone

sipc

Software SIPuser agents

HardwareInternet (SIP)

phones


Web server

IP phones connected to thedepartmental LAN. Usersare identified by id, e.g.,[email protected]

Software (sipc) for desktop.Allows audio, video, chat,white board, device control,instant message, presence anddesktop sharing. Also plugnsip.

8/10/2019 tele (1).ppt

4/19

Architecture


SQLdatabase

sipd

e*phone

sipc



Phones128.59.19.233


Web serverPhones register themselveswith sipd when powered up.

Sipd stores the contact information in thedatabase table:[email protected] => [email protected]

There can be multiple contacts. All registered phones ring, and the first to pick up is

connected.

Regsitration can also bealtered from the webinterface

8/10/2019 tele (1).ppt

5/19

Architecture


SQLdatabase

sipd

e*phone

sipc



Phones128.59.19.233


Web server(2) Phone rings, the user

picks up the call and cantalk to the caller.

(1) When somebody [email protected], sipd gets theINVITE message and forwards thecall to the current location.

Another IP phone

Based on user profile, sipd may askfor caller authentication.

8/10/2019 tele (1).ppt

6/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway

DepartmentPBX Web based

configuration

Web server

Cisco 2600 router with SIP/PSTNgateway connects thedepartmental LAN with the PBX.

Departmental PBX (NortelMeridian) connects bothinternal and external linesto the gateway.

Telephoneswitch

Internal T1/CAS

External T1/CAS

(Extension:713x)

Dial 8 to reach outside line

8/10/2019 tele (1).ppt

7/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

(2) The gateway forwards allPSTN calls to sipd;sip:[email protected]

(1) When PBX receives acall for 9397132, it

forwards the call toextension 7132. 7130-7139is assigned to the gateway.

Telephoneswitch

Internal T1/CAS

(Extension:713x)

Dials 9397132

128.59.19.141

(3) Sipd looks into the dialplan, finds amapping 7132=>[email protected] andforwards the call to the current location ofhgs.

8/10/2019 tele (1).ppt

8/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway128.59.19.28


configuration

Web server(2) Sipd authenticates the callerand checks permissions.Sipd maps the number 5551212

to [email protected],adding the prefix 8 and thegateway address.

(3) PBX forwards the callto external line.

Telephoneswitch

128.59.19.141

(1) The IP user dialssip:[email protected].

Dial 8 to reach outside line External T1/CAS

(4) PSTN userreceives the call.

8/10/2019 tele (1).ppt

9/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Can use no-DID (direct inwarddialing) mode for more numbers.

Telephone number

mappings and privilegesmodifiable from the web

Telephoneswitch

Internal T1/CAS

External T1/CAS

8/10/2019 tele (1).ppt

10/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

SNMP agent for SIP MIB.Allows remote monitoringand control of the SIPserver. (e.g., prompt whenan unauthorizedregistration is attempted)

Telephoneswitch

SNMP(NetworkManagement)

8/10/2019 tele (1).ppt

11/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

Allows an H323 client(Netmeeting) to use theservices of our SIPinfrastructure.

8/10/2019 tele (1).ppt

12/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

Provides a voice mail andanswering machine serviceto all the registered users.Has web interface for

accessing voice mails.

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

Generic media server for playback and recording ofmessages. Can work withexisting RTSP client,Apples QuickTime.

8/10/2019 tele (1).ppt

13/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

Centralized conferencingserver for audio and video.Users can join from IP aswell as PSTN.

SIPconference

server

sipconf

8/10/2019 tele (1).ppt

14/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

Netmeeting user dialssip:[email protected]

SIPconference

server

sipconf

SIP user dialssip:[email protected]

PSTN user dials 1-212-9397139

Sipd maps 7139=>[email protected]

128.59.19.196

8/10/2019 tele (1).ppt

15/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

SIPconference

server

sipconf

Device gateway allows control ofX10 devices. We can control a

lamp using SIP DO message. Device GW

X 10

8/10/2019 tele (1).ppt

16/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

SIPconference

server

sipconf

Device GW

X 10

8/10/2019 tele (1).ppt

17/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

SIPconference

server

sipconf

Device GW

X 10

SIP based Voice XML

browser to allow access tovoice mail and other servicesfrom touch tone phones

Performance measurementand scalability for very largecall/session volumes (for sipd,

sipconf and rtspd).

Accounting and billing services

Communication portal:Address book, calendar,

message board, file sharing,conferencing, etc.

8/10/2019 tele (1).ppt

18/19

e*phone

sipc



phones

Architecture


SQLdatabase

sipd T1/E1

RTP/SIP

Telephone

SIP/PSTN Gateway


configuration

Web server

Telephoneswitch


SIPH.323convertor

NetMeetingsiph323

H.323

rtspd

SIP/RTSPUnified

messaging

RTSP media

server

sipum

Quicktime

RTSP clients

RTSP

SIPconference

server

sipconf

Device GW

X 10

Single

box

8/10/2019 tele (1).ppt

19/19

Architecture

T1/E1

RTP/SIP

Telephone

External SIP/PSTN Gateway

Telephoneswitch

Single

box

All servers in a single box Connects to a PSTN/SIP gateway Users can use soft clients or hardware phones Web based configuration and management

Documents

tele (1).ppt