PX24M: Medium Capacity Hybrid IP PBX

PX24M Hybrid IP PBX Business Phone System in Brief

The PX24M Hybrid IP PBX is the medium capacity system in the PX24 family. It is an ideal Business Phone System for small and medium enterprises and businesses, wishing to migrate to IP PBX systems with keeping the traditional TDM interfaces.

The PX24M Hybrid IP PBX System. All-in-one for small and medium businesses.

Various local and remote users of the PX24M, which can be IP or TDM.

Standard and Optional Features

Standard Hardware and Software Features

Each PX24M Hybrid IP PBX Business Phone System comes with the following Standard hardware and software features:

• Xymphony operating firmware
• 4 analog DC loop trunks (i.e., CO trunks or FXO ports)
• 4 digital subscribers
• 16 analog subscribers (FXS ports)
• Caller ID encoders (transmitters)
• Caller ID decoders (receivers)
• 12 or 16 kHz charge pulse detectors for analog DC loop trunks
• Polarity reversal detection on analog DC loop trunks   
• DTMF, MFR1, MFCR2 transceivers
• HDLC circuits for optional BRI ISDN card
• Conference hardware
• Integrated CMDR (call records) buffer
• Integrated DVR (digital voice recorder) with 100 hours capacity
• 4 playing and 4 recording channels for the DVR
• Personal conversation recording capability
• Integrated Voice Mail (VMail)
• Integrated Automatic Call Distributor
• Integrated Signaling / Protocol Analyzer
• Integrated Web server (in various languages like Czech, English, French, Georgian, Hungarian, Polish, and Turkish)
• Integrated API server for unlimited number of Clients
• Integrated H.323 gatekeeper for 160 H.323 VoIP users
• Integrated SIP registrar for 160 SIP VoIP users
• Integrated Telesis xSIP (eXtended SIP) registrar for numerous xSIP VoIP users
• Integrated FTP client to upload automatic conversation records to an FTP server
• Data link for adjunct call processing servers
• XDP (Xymphony Discovery Protocol) support  
• AC-DC power converter
• Integrated 48 VDC battery charger
• Installation accessories
• Hundreds of supplementary services for analog, digital and VoIP users
• TWO EXPANSION SLOTS

Optional Hardware and Software Features

PX24M Hybrid IP PBX Business Phone System owners may also benefit the following Optional hardware and software features:

• 19inch rack-adapters to install the PX24U into industry standard 19inch racks
• Telesis digital sets, which can connect to the digital subscriber ports over a single pair of wires
• Telesis xSIP VoIP phones
• Telesis xSIP VoIP softphones   
• Licenses for IP-to-TDM and TDM-to-IP gateway channels, which allow call routing between TDM and IP (SIP, H.323) users
• Licenses for xSIP VoIP phone users
• Licenses for Telesis WebPhone calls 
• License for AES-256 encryption for VoIP calls
• Licenses to expand playing and recording channels in the integrated DVR
• Licenses for automatic voice (conversation) recording on pre-selected TDM ports or H.323 entities or SIP entities
• License for PMS (property management system) data link
• Expansion cards   

The Telesis PX24M is very compact and small in size.

System Phones, System and User Services

DTS821 is an executive digital telephone set for the PX24M IP PBX for the comfort of the user. The DTS821 has easy-to-use access menu keys and numerous dedicated keys for various telephony tasks and personnel settings. It has a large backlighted graphic LCD. DTS821 is connected and powered by a single pair of wires. The set handles multiple calls simultaneously, such as receiving a new call while keeping another on hold. Remarkable features are:

• easy-recording (single key press) the conversation bi-directionally (both calling and called party voices)
• access to missed calls list
• access to dialed numbers list
• access to incoming calls list . access to directory
• playing, deleting voice messages and recorded conversations
• setting volume
• setting ringer volume
• selecting ringer melody
• programming function keys
• programming quick access keys
• setting call forward unconditional
• setting call forward busy
• setting call forward no-reply
• setting hotline
• activating call waiting
• activating do not disturb
• activating wake-up (reminder) service
• observing firmware version
• deflecting calls
• activating call back
• holding calls on
• retrieving calls
• transferring calls
• tracing transferred calls (up to 4 calls)
• activating conference

DTS821 Digital Phone in gray color

Two other digital telephones are DTS821S and DTS200S. DTS821S is the digital telephone set offering advanced telephony tasks similar to these of the DTS821 executive set. Users without need of many quick access keys may choose the DTS821S and get the benefits of the Telesis PX24M Hybrid IP PBX Business Phone Systems. DTS200S is a good match for economy and utility. DTS200S offers the comfort of digital voice quality as well as numerous value added services like one-key-touch personal conversation recording.

DTS821S Digital Phone in white color

DTS200S Digital Phone in white color

XCom (Xymphony Companion), which is a Xymphony-API client software developed by Telesis A.S., is an advanced screen-based telephone dialer and console with numerous features to integrate the computer and the PX24M Hybrid IP PBX System for telephony.

The Telesis PX24M Hybrid IP PBX Business Phone System provides hundreds system features, system parameters, and user services. If it is desired, these may be activated or deactivated. With these programmable features and services, the PX24M IP PBX make traffic management highly efficient and versatile.  The convenience of dealing with all-in-one system software Xymphony allows the user to support as many features as desired, up to the maximum capacity.  Another aspect of the PX24M IP PBX system`s software is an advanced algorithm for creating routing tables. 

Many of the user services are applicable for SIP calls with using the basic SIP supplementary services such as Invite (call hold), call forward and call transfer (with refer method). Similarly, these are also applicable for H.323 calls with using the basic H.450 supplementary services.

Furthermore, Telesis proprietary xSIP (eXtended SIP) protocol allows value added services of the DTS821 digital telephone sets also to be functional over IP.

ITS821 IP Phone and XPhone IP Softphone (PC edition) have easy-to-use access menu keys and numerous dedicated keys for various telephony tasks within the PX24M Hybrid IP PBX System. 

XPhone IP Softphone (Mobile edition) for Pocket PC Phone and Smartphone.

Another challenging feature available with PX24M Hybrid IP PBX Business Phone System is the Telesis WebPhone. It is a SIP softphone or client applet hosted in the PX24M. The applet can be run from any java enabled web browser. Since it is a standard java applet, no software installation is required or no plugin is installed. The applet is just loaded temporarily onto the client`s browser. It can be used wherever is an access to the Internet. A web browser, a microphone, and a headset are sufficient to make calls. 

Telesis WebPhone Main Page for the Browser

Telesis WebPhone is completely an independent application. It works with all main browsers such as Internet Explorer, Mozilla Firefox, Opera, Google Chrome, or Safari. The feature empowers web sites of Telesis PX24M owners. Deploying the webphone on a web site is just an issue of placing a simple html link to the hosting Telesis PX24M system.

For ensuring the easy and fast programming of the PX24M IP PBX, each programmable parameter is set to a default value. The standard default values are carefully selected and optimized for a wide range of customers` requirements. Thus, the flexibility does not bring a complexity.

19inch rack adapters allow PX24M Hybrid IP PBX Systems to be mounted into industry-standard racks.

Utilities for System Owners and Administrators

XTools is a next generation utility software developed by Telesis A.S. to be used with Telesis PX24M Hybrid IP PBX Systems. Moreover, it is freeware.

Experts as well as novices may get the benefits of XTools. An easy to use and flexible toolkit allows system owners and administrators:

• to discover Xymphony compatible Telesis equipment in the local network and edit their settings
• to trace and capture telephony events and call control messages of selected TDM users
• to download CMDR (Call message detail recording) records
• to download automatic voice recordings 
• to generate formatted CMDR reports 
• to trace, select, view or backup CMDR database
• to trace, select or play voice recordings 

Technical Specifications

General
Operational software	Xymphony PX24UMS
Maintenance and administration	Over IP
Operating voltage	Both 220 VAC and 48 VDC
CPU Type	High speed DSPs
Switching Matrix	non-blocking
Analog subscriber loop impedance	3,000 ohms
Ethernet interface	10/100 BaseT
Integrated Digital Voice Recorder (DVR)	Yes
Integrated CMDR buffer	Yes
Integrated Xymphony API Server	Yes
Integrated Automatic Call Distributor (ACD)	Yes
Integrated Voice Mail Server	Yes
Integrated ETSI FSK modem	Yes
Integrated Conference Server	Yes
Integrated WEB Server	Yes
Integrated H.323 Gatekeeper	Yes
Integrated SIP Registrar	Yes
Integrated xSIP Registrar	Yes
Integrated FTP Client	Yes
Expansion Slots	2
Applications
PBX	Yes
Hybrid IP PBX	Yes
Initial Capacities (in  basic or starter kit)
Analog subscribers	16
Digital subscribers	4
Analog DC loop trunks	4
SIP users	160
H.323 users	160
Telesis XSIP users	1
Xymphony-API clients	unlimited
DVR (Digital Voice Recorder) recording capacity	100 hours (6000 minutes)
DVR recording channels	4
DVR playing channels	4
DTMF transceivers	unlimited
MFR1 transceivers, ITU-T Q.320	unlimited
MFCR2 transceivers, ITU-T Q.441	unlimited
Pulse shuttle (R1.5) transceivers	unlimited
HDLC transceivers	unlimited
ANI transceivers	unlimited
Caller ID transmitters	unlimited
Caller ID receivers	unlimited
12 or 16kHz charge pulse detectors	unlimited
Polarity reversal detectors	unlimited
Maximum Capacities (with licensing and/or adding hardware)
Analog subscribers	48
Digital subscribers	34
Analog DC loop trunks	20
Basic Rate ISDN  interfaces	4
Analog E&M trunks	8
SIP user agents	160
H.323 endpoints	160
Telesis xSIP users	32
VoIP-TDM gateway channels	32
Xymphony-API client	unlimited
DVR (Digital Voice Recorder) recording capacity	100 hours (6000 minutes)
DVR recording channels	44
DVR playing channels	44
DTMF transceivers	unlimited
MFR1 transceivers, ITU-T Q.320	unlimited
MFCR2 transceivers, ITU-T Q.441	unlimited
Pulse shuttle (R1.5) transceivers	unlimited
HDLC transceivers	unlimited
ANI transceivers	unlimited
Caller ID transmitters	unlimited
Caller ID receivers	unlimited
12 or 16kHz charge pulse detectors	unlimited
Polarity reversal detectors	unlimited
TDM Signaling
Dial-pulse dialing from analog subscribers	Yes
Dial-pulse dialing to analog trunks	Yes
DTMF dialing from analog subscribers	Yes
DTMF dialing to analog trunks	Yes
Caller ID transmission towards analog subscribers	Yes
Caller ID detection on analog trunks	Yes
12 or 16kHz charge pulse detection on analog trunks	Yes
Polarity reversal detection on analog trunks	Yes
Pulsed line/pulsed address on E&M	Yes
Continuous line/DTMF address on E&M	Yes
MFR1 signaling on E&M	Yes
MFCR2 signaling on E&M	Yes
ISDN (Euro ISDN, DSS1), ETSI EN 300 403	Yes
ISDN Supplementary services: 3PTY, AOC, CCBS, CCNR, CFU, CFNR, CLIP, CLIR, COLP, COLR, ECT, DDI, HOLD, MCID, MSN, UUS	Yes
CIS Countries - Russia
Local  trunks SL, Connection line CL	Yes
Toll-connecting trunks ZSL, Ordered connection line OCL	Yes
Toll-switched trunks SLM, Toll connection line TCL	Yes
Two-, four-wire analog signaling	Yes
Multifrequency signaling:Pulse packet 1, 2, 3a, 3b	Yes
Multifrequency shuttle signaling:Pulse shuttle, R1.5	Yes
Pulse (decadic) signaling	Yes
ANI request and reception	Yes
ANI response (generation)	Yes
IP Telephony
Interface	10/100 BaseT
H.323 protocol, Version 5	Yes
SIP Session Initiation Protocol, RFC 3261	Yes
Telesis xSIP (eXtended SIP) protocol	Yes
FTP (File Transfer Protocol)	Yes
Adjunct protocol	Yes
XDP (Xymphony Discovery Protocol)	Yes
Dynamic DNS update client service	Yes
G.711 audio codec	Yes
G.723.1 (5.3 and 6.4kbps) audio codec	Yes
G.729, G.729A audio codec	Yes
G.711 frame length	10 to 90msec
G.723.1 frame length	30 to 90msec
G.729, G.729A frame length	10 to 90msec
Silence Suppression (VAD)	Yes
Echo Canceler G.168-2002	Yes
QoS (Tos and Diffserv)	Yes
T.30 Fax Pass-through for SIP	Yes
Programmable ports / sockets	Yes
MD5 authentication	Yes
H.235 Baseline Security Profile	Yes
H.235 Baseline Security Profile with integrity	Yes
Digest authentication	Yes
Audio (voice) encryption	AES-256 (with licensing)
Softswitch capability	Yes
IP to TDM gateway capability	Yes
TDM to IP gateway capability	Yes
H.450 supplementary services	Yes
SIP supplementary services	Yes
API (Application Program Interface)	Yes
Fidelio Interface Application Specification protocol	Yes
Automatic conversation recording for VoIP calls	Yes
Hosting Java SIP client applet	Yes
Dimensions (without optional 19inch rack adapters)
Height	15 cm
Width	23 cm
Depth	23 cm

 

Related Readings

We recommend you to visit Telesis Wiki Pages for technical readings.