Ericsson-LG PBX notes
Published: May 21, 2021, last updated: Mar 21, 2023
Reading time: 3 min
With the news that Ericsson LG will be discontinuing the eMG80 PBX, I’m publishing some notes I made years ago with the hopes that someone finds them useful. I’ll publish similar notes for other manufacturers at later dates.
Hardware
DIP switches
- 1 and 2 off in normal operation
- 2 on during boot defaults the system
Port wiring
- Analogue extension RJ11: Pins 3 and 4 (innermost 2)
- Digital extension RJ11: Pins 2 and 5 (nextmost 2)
- Line cord RJ45: Line 1, Pins 1 and 2. Line 2 Pins 5 and 6
- Digital extension RJ45: Pins 4 and 5 (innermost 2)
- BT>RJ45 line cord conversion: Pins 2 and 5 > Pins 4 and 5 (innermost 2)
Tollring modified switch ports
- Port 1 - PBX
- Ports 2-3 - Voice modules
- Port 7 - Network uplink
- Port 8 - Call recording server
Software
Default details
The default IP address of the system on first boot is 10.10.10.2. The default login details are admin : 1234.
Network ports
- 1720 TCP/UDP: Site to site linking
- 443 TCP: Default web interface (changeable via PGM160)
- 5060 UDP: SIP signalling
- 5588 TCP/UDP: IP phone signalling
- 6000-6047 UDP: VOIM voice channels
- 7000-7015 UDP: Voice channels
- 7100-7115 UDP: Voice channels
- 7300-7315 UDP: Voice channels
- 7878 TCP: Click to call
- 8000-8047 UDP: VOIM voice channels
- 8899 TCP: UCS client
- 9000-9047 UDP: VOIM voice channels
Music on hold filenames
File format specifics described here.
- eMG80: 71.wav
- UCP100: 201.wav
COS lockdown steps
- PGM 160 > Remote VM Access: Off
- PGM 160 > VM Notify: Disable
- PGM 160 > Remove VM Forward Access: Off
- PGM 127 > 101 to last extension number > VSF Access: Disable
- PGM 224 > Deny A Table > 09, 00, 1, #, *, 070
- PGM 226 > 999, 911, 912, 111, 112
IP authenticated SIP trunk setup
Assuming remote setup, using an IP phone for testing
PGM 102 > Firewall IP Address - wanipaddress
PGM 113 > ipphonestation - Station CLI 1 - DDI number minus leading zero
PGM 132 > 13/2401 - Firewall IP Address & Router IP Address - Copied from PGM102
PGM 133 > siptrunknumbers - Domain & Proxy Server Address - sipserveraddress, Domain Acceptance - Domain Only
PGM 140 > siptrunknumbers - CO Type - DDI, CO/IP Group - 2
PGM 145 > siptrunknumbers - DID Conversion Type - Modify Using Flexible DID Conversion Table
PGM 151 > siptrunknumbers - CLIP Table Index & COLP Table Index - Station CLI
PGM 160 > CO Line Choice - ROUND
PGM 231 > ddilast3digits - ipphonestation
For CLIR: PGM 133 > Privacy(CLIR) Presentation - Privacy: id & Anonymous & P-Preferred-ID
LCR prefix area code
- PGM 220 > LCR Access Mode: Loop & Direct CO LCR
- PGM 221 > Index 1 - Range 0-7 - ICR Type: COL, 010101 Start at 2 through to 9
- PGM 222 > Index 1 - Area code digits (i.e. 01282)
Usability
- Call group pickup key: 115 > Programming (numbering plan) > 566
- Call log flex key: PGM115 > programming (PGM code) > 57
- Change date/time from attendant phone: Trans/PGM 0 4 1
- Clear attendant alarm: 565
- Day/Night toggle flex key: PGM 115 > Programming (PGM Code) > 8*612
- Two way record flex key: PGM 115 > Programming (PGM Code) > 80
- Don’t repeat auto-attendant message: PGM 160 > DISA Retry Count > 0
- Setting an unconditional divert flex key via the web interface: PGM 115 > Programming (Numbering Plan) > 5546 speed bin number
- Toggle CO line isolation: Trans/PGM 0 7 2
- Calls cut off after 10 minutes: PGM180 > Unsupervised Conference Timer
- ATD Off Duty / Unavailable: 562
Updates
- 2022-05-23: Added two way record instruction
- 2023-03-21: Added modified switch port setup