The SoftIPT works with the Strata CTX100-S, CTX100 and CTX670 telephone systems with CTX R2.1
MG020 or higher.
SoftIPT operation requires a wired or wireless 802.11 connection over the IP network (Internet, WAN,
LAN, etc.) to the CTX BIPU-M2A or BIPU-M1A PCB with firmware version 07e or higher IP interface.
The voice communications uses the MEGACO+ protocol for call control signaling and RTP for voice
The SoftIPT can work on wireless 802.11 networks (see
Networks" on page 9
A user can install the SoftIPT on a laptop, tablet or desktop PC at the same time, but each should have a
unique station ID and license. The SoftIPT works with desktop or laptop PCs with Windows XP, or higher,
operating system (OS).
Access points are required for wireless systems. Customers must supply their own access points and
headphone/microphones. The SoftIPT requires the use of a headset. Without the headset, the far end of the
conversation will hear the echo caused by the laptop's built-in microphone picking up the output of the
The SoftIPT Graphical User Interface (GUI) has fixed and flexible buttons. Fixed buttons cannot be
changed (Intercom, Mute, Voicemail, Directory, Settings, Call Log and Help). Flexible buttons can be
assigned different features and labels.
Before You Begin
Outside line access code
Enter IP Address
of BIPU-MXX PCB
Select the network
adapter used by
Changing button labels "Line 1" ~ "Line 6" is optional. You can change these labels, but it does
not change the button function. See
2 of 12
for more information).
See the illustration below. You will need to enter items A~E during the installation
process. Check with your Telephone System Administrator to make sure that you have this
information. After entering this information, we suggest that you print this screen for
"Application Notes for Wireless 802.11
"Labeling Feature Buttons"
Installing and Operating the SoftIPT