IP24 Technical Data

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innovaphone IP24
IP adapter for four analogue interfaces
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Size: 210 x 148 x 32 mm

one height unit (HU) for 19” systems

Weight: 670 g


4 x a/b interface FXS: connection of analogue extensions, RJ-11 (modular Jack 6P2C) two PINs in the middle used

1 x Ethernet: 10/100-BASE-TX (auto negotiation), RJ-45 (modular Jack 8P8C)

„Power over Ethernet“ according to IEEE 802.3af, Class 3

Energy Efficient according to IEEE 802.3az


Power supply: Power over Ethernet (802.3af, Class 3) or external power supply

125 MHz CPU, 32 MB RAM (since HW 307, before 16 MB), 8 MB Flash

recommended ambient working temperature: 0 °C to +45 °C

Humidity: 10% to 90% (not condensed)

Storage temperature: -10 °C to +70 °C

Digital Signal Processor (DSP) for up to 4 voice channels

Voice Codecs

G.711 A-law / µ-law, G723.1 (5.3), G.729A

VAD (Voice Activity Detection), CNG (Comfort Noise Generation)

Dynamic Jitter Buffering

Echo Compensation: G.168

Data modem support

General features valid for innovaphone gateways operated with firmware V12

VoIP protocols

H.323 Version 5, including proprietary extensions

H.323 over UDP, TCP, TLS

SIP Version 2, conform RFC 3261



T.38 Fax (supported rates 9.6k and 14.4k)
incl. fallback to G.711 (valid for gateways with DSPs)

ISDN protocols

valid for gateways including S0/S2M interfaces

Euro ISDN D-channel protocol (E-DSS1)

QSIG D-channel protocols: ECMA1, ECMA2

US D-channel protocols: USA-National-ISDN-1, USA-5ESS, USA-DMS100

Connection modes: Point-to-Point (PtP), Point-to-Multipoint (PtMP)

S0: up to 2 speech channels per interface

S20 E1/T1: up to 30/23 ISDN-speech channels per interface

Operation mode TE/NT adjustable per interface

Linux Application Platform

applicable for gateway models xx10 and xx11 (except of 1130) or as virtual solution

for additional Unified Communications applications such as faxserver, reporting and Microsoft(R) Exchange calendar connectivity

Requirements for operation in a virtual machine:

  • VMWare Player/VMWare Workstation
  • 1vCPU (at least 800 MHz - depending on the operation/load of other tasks)
  • 512 MB RAM
  • 8GB Disk (operation in IPxx10 requires a qualified CF-card, resp. in IPxx11/11xx a SSD)


PPPoE, manual or automatic connection after boot

PPTP Tunneling up to 32 tunnels simultaneously, encoding via MPPE


RSTP, EAP-TLS/EAP-MD5 acc. to IEEE 802.1X

VLAN-ID acc. to IEEE 802.1Q

DHCP support

LLDP support for VLAN configuration

NTP support

Reverse Proxy, various SBC-functionalities (IPxx11/11xx recommended)


Password protected administration via web-browser, Kerberos server

Log and trace files, Display of interface and connection status, Ping – connection test for Internet Protocol, Sending SNMP V1 Traps

Save and reload config files, Boot code and firmware update via HTML upload, Automatic update via update server

Supplementary Features

  • Call transfer with and without consultation
  • Call hold / retrieve with music on hold
  • Call waiting acoustic and optical signaling of waiting calls
  • Calling Line Identification Presentation (CLIP)
  • Calling Line Identification Presentation Restriction (CLIR)
  • Call completion on busy and no reply
  • DTMF tone detection & ringing
  • Separate volume settings for external devices
  • Call forwarding unconditional, busy and no answer
  • Lock & unlock using PIN
  • Do not disturb, for internal and external calls separately
  • Call pick-up, global and for specific numbers
  • Call park and unpark
  • Separate login and logout for user groups


Applies to IP22, IP24, IP28, IP302, IP305:

  • EN 55022/AC:2011-10
  • EN 55024:2010-11
  • EN 60950-1:2006-04 + A1:2010-03 + A11:2009-03 + A12:2011-02

Applies to IP800, IP810, IP0010, IP1060, IP3010:

  • EN 55022/AC:2011-10
  • EN 55024:2010-11
  • EN 60950-1:2006-04 + A1:2010-03 + A11:2009-03 + A12:2011-02
  • EN 60950-1:2001 (IP800 only)
  • EN 61000-3-2:2000 (IP800 only)
  • EN 61000-3-3:1995 + A1:2001 (IP800 only)

innovaphone WEEE-Number

DE 31703754

Order number: 01-00024-001

This product is end of life.

innovaphone® AG | Umberto-Nobile-Str. 15 | 71063 Sindelfingen | Germany | T +49 7031 73009-0 | F +49 7031 73009-9 | info@innovaphone.com | www.innovaphone.com
Errors, delivery times and technical specifications may be subject to change. Copyright © 2023 innovaphone® AG