Grandstream Networks GXP2124 User manual

GXP2124 USER MANUAL
Grandstream Networks, Inc.
GXP2124
4-Line Enterprise HD IP Phone

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FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 1 of 75
GXP2124 User Manual
Index
GUI INTERFACE EXAMPLES....................................................................4
GNU GPL INFORMATION..........................................................................5
CHANGE LOG ...........................................................................................7
FIRMWARE VERSION 1.0.6.11 ............................................................................................................7
FIRMWARE VERSION 1.0.6.7..............................................................................................................7
FIRMWARE VERSION 1.0.5.58............................................................................................................7
FIRMWARE VERSION 1.0.5.32............................................................................................................7
FIRMWARE VERSION 1.0.5.26............................................................................................................7
FIRMWARE VERSION 1.0.5.24............................................................................................................7
FIRMWARE VERSION 1.0.5.15............................................................................................................7
FIRMWARE VERSION 1.0.4.23............................................................................................................8
FIRMWARE VERSION 1.0.4.10............................................................................................................8
WELCOME.................................................................................................9
PRODUCT OVERVIEW............................................................................11
FEATURE HIGHTLIGHTS...................................................................................................................11
GXP2124 TECHNICAL SPECIFICATIONS.........................................................................................11
INSTALLATION........................................................................................13
EQUIPMENT PACKAGING .................................................................................................................13
CONNECTING YOUR PHONE ...........................................................................................................13
SAFETY COMPLIANCES....................................................................................................................14
WARRANTY.........................................................................................................................................14
USING THE GXP2124..............................................................................15
GETTING FAMILAR WITH THE LCD..................................................................................................15
GETTING FAMILAR WITH THE KEYPAD...........................................................................................19
MAKING PHONE CALLS.....................................................................................................................20
HANDSET, SPEAKER AND HEADSET MODE ...........................................................................20
MULTIPLE SIPACCOUNTS AND LINES.....................................................................................20
COMPLETING CALLS..................................................................................................................21
MAKING CALLS USING IP ADDRESSES...................................................................................23

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 2 of 75
ANSWERING PHONE CALLS ............................................................................................................24
RECEIVING CALLS......................................................................................................................24
DO NOT DISTURB.......................................................................................................................25
DURING A PHONE CALL....................................................................................................................25
CALL WAITING/CALL HOLD .......................................................................................................25
MUTE............................................................................................................................................25
CALL TRANSFER ........................................................................................................................25
5-WAY CONFERENCING ............................................................................................................26
VOICE MESSAGES (MESSAGE WAITING INDICATOR)...........................................................28
SHARED CALL APPEARANCE (SCA) ........................................................................................29
INSERTING PAUSE INTO SPEED DIALS AND PHONEBOOK ENTRIES .................................29
CALL FEATURES................................................................................................................................30
CUSTOMIZED LCD SCREEN & XML.................................................................................................32
CONFIGURATION GUIDE........................................................................33
CONFIGURATION VIA KEYPAD.........................................................................................................33
CONFIGURATION VIA WEB BROWSER ...........................................................................................38
DEFINITIONS ......................................................................................................................................39
STATUS PAGE DEFINITIONS .....................................................................................................39
ACCOUNT PAGE DEFINITIONS .................................................................................................40
SETTINGS PAGE DEFINITIONS.................................................................................................49
NETWORK PAGE DEFINITIONS.................................................................................................57
MAINTENANCE PAGE DEFINITIONS.........................................................................................58
PHONEBOOK PAGE DEFINITIONS............................................................................................61
NAT SETTINGS...................................................................................................................................64
WEATHER UPDATE............................................................................................................................64
PUBLIC MODE....................................................................................................................................65
EDITING CONTACTS AND CLICK-TO-DIAL ......................................................................................66
UPGRADING AND PROVISIONING ........................................................69
UPGRADE VIA KEYPAD MENU .........................................................................................................69
UPGRAGE VIAWEB GUI....................................................................................................................69
NO LOCAL TFTP/HTTP SERVERS ....................................................................................................70
CONFIGURATION FILE DOWNLOAD................................................................................................70
RESTORE FACTORY DEFAULT SETTINGS...........................................73
EXPERIENCING THE GXP2124 ..............................................................75

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 3 of 75
Table of Tables
GXP2124 User Manual
Table 1: GXP2124 TECHNICAL SPECIFICATIONS...................................................................................11
Table 2: GXP2124 EQUIPMENT PACKAGING ..........................................................................................13
Table 3: GXP2124 CONNECTORS ............................................................................................................13
Table 4: LCD DISPLAY DEFINITIONS........................................................................................................15
Table 5: LCD ICONS...................................................................................................................................17
Table 6: KEYPAD DEFINITIONS ................................................................................................................19
Table 7: CALL FEATURES..........................................................................................................................31
Table 8: CONFIGURATION MENU.............................................................................................................33
Table of Figures
GXP2124 User Manual
Figure 1: GXP2124 Ports............................................................................................................................13
Figure 2: GXP2124 Pin-out.........................................................................................................................14
Figure 3: Soft pause for speed dial.............................................................................................................30
Figure 4: Soft pause for phonebook entry...................................................................................................30
Figure 5: Keypad MENU Flow.....................................................................................................................37
Figure 6: Web GUI - Contacts.....................................................................................................................66
Figure 7: Click-to-Dial..................................................................................................................................67

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 4 of 75
GUI INTERFACE EXAMPLES
http://www.grandstream.com/products/gxp_series/general/documents/gxp21xx_gui.zip
1. Screenshot of Login Page
2. Screenshots of Status Pages
3. Screenshots of Accounts Pages
4. Screenshots of Settings Pages
5. Screenshots of Network Pages
6. Screenshots of Maintenance Pages
7. Screenshots of Phonebook Pages

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 5 of 75
GNU GPL INFORMATION
GXP2124 firmware contains third-party software licensed under the GNU General Public License (GPL).
Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public
License (GPL) for the exact terms and conditions of the license.
Grandstream GNU GPL related source code can be downloaded from Grandstream web site from:
http://www.grandstream.com/support/faq/gnu_gpl

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FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 7 of 75
CHANGE LOG
This section documents significant changes from previous versions of user manuals for GXP2124. Only
major new features or major document updates are listed here. Minor updates for corrections or editing are
not documented here.
FIRMWARE VERSION 1.0.6.11
Added support for inserting pauses into speed dials and phone book entries. [INSERTING PAUSE
INTO SPEED DIALS AND PHONEBOOK ENTRIES]
Added support for Svenska language.
Added “Date Time”setting under Preference setting on menu. [CONFIGURATION VIA KEYPAD]
FIRMWARE VERSION 1.0.6.7
No new feature added.
FIRMWARE VERSION 1.0.5.58
Added “3CX Auto Provision” under Maintenance. [MAINTENANCE PAGE DEFINITIONS]
Added “Second Dial Tone” under Settings. [SETTINGS PAGE DEFINITIONS]
Added “Sort Phonebook by”under Phonebook Management. [PHONEBOOK PAGE DEFINITIONS]
Added “Public Mode Login Expiration”under Settings. [SETTINGS PAGE DEFINITIONS]
Added “Hold Method”under Account setting. [ACCOUNT PAGE DEFINITIONS]
Added “Crypto Life Time”under Account setting.[ACCOUNT PAGE DEFINITIONS]
Added “UCM Connection”under LCD Main menu.[CONFIGURATION VIA KEYPAD]
FIRMWARE VERSION 1.0.5.32
Added “Web Access Mode”under Security setting. [SECURITY]
Replaced “Disable Telnet”under Web Access by “Disable SSH”under Security setting page.
[SECURITY]
FIRMWARE VERSION 1.0.5.26
Updated “Use Phonebook Key for LDAP Search” under LDAP settings to “Phonebook Key function”
under Phonebook Management settings. [PHONEBOOK PAGE DEFINATION]
FIRMWARE VERSION 1.0.5.24
Updated TFTP server download link for 1.0.5.24. [NO LOCAL TFTP/HTTP SERVERS]
Added “Enable LLDP” feature under Network Advanced Settings.[NETWORK PAGE DEFINITIONS]
FIRMWARE VERSION 1.0.5.15
Updated Web GUI interface examples with new screenshots for 1.0.5.15. [GUI INTERFACE

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 8 of 75
EXAMPLES]
Added pin-out information.
Updated Auto Attended Transfer information. [CALL TRANSFER]
Modified Public Mode information. [PUBLIC MODE]
Updated Click-To-Dial feature information. [EDITING CONTACTS AND CLICK-TO-DIAL]
Updated keypad MENU options and Keypad configuration flow. [Figure 5: Keypad MENU Flow]
Updated Web GUI options "Music On Hold URI", "Authenticate Incoming INVITE", "Click-To-Dial
Feature", "Call-Waiting Tone Gain", "Accept Incoming SIP from Proxy Only", "Caller ID Display",
"Broadsoft Call Center", "Hoteling Event", "Call Center Status", "PUBLISH to Call Center", "Use First
Matching Vocoder in 200OK SDP" and etc. [DEFINITIONS]
FIRMWARE VERSION 1.0.4.23
Updated XML Application documentation link. [CUSTOMIZED LCD SCREEN & XML]
Added "Headset Type" in phone's LCD MENU->Config. [CONFIGURATION VIA KEYPAD]
Added "Use Privacy Header" and "Use P-Preferred-Identity Header" options in web GUI.
Added Date Display Format options in web GUI.
Added "Use Phonebook Key for LDAP Search" option in web GUI.
Added customize city code information for weather update feature. [WEATHER UPDATE]
Updated generic config file cfg.xml information. [CONFIGURATION FILE DOWNLOAD]
FIRMWARE VERSION 1.0.4.10
Added instructions for connecting the phone. [CONNECTING YOUR PHONE]
Updated Keypad MENU options and Keypad configuration flow. [CONFIGURATION VIA KEYPAD]
Added Line Key options Call Park, LDAP Search, and etc.
Added Multi Purpose Key options Call Park, LDAP Search, and etc.
Added IPv6 configuration options.
Added LDAP options information.
Added Public Mode information for hot desking feature. [PUBLIC MODE]
Added NAT setting information. [NAT SETTINGS]
Added Matching Incoming Caller ID function in Account Setting.
Added Editing Contacts and Click-to-Dial information. [EDITING CONTACTS AND CLICK-TO-DIAL]
Added GNU GPL information. [GNU GPL INFORMATION]
Added Change Log for this user manual.

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 9 of 75
WELCOME
Thank you for purchasing Grandstream GXP2124 4-Line Enterprise HD IP Phone. GXP2124 is a next
generation enterprise grade IP phone that features 240x120 backlit graphical LCD, 4 line keys with up to 4
SIP accounts, 4 dedicated XML programmable context-sensitive soft keys, 24+4 XML programmable
speed-dial/BLF extension keys, dual network ports with integrated PoE, 5-way conference, and Electronic
Hook Switch (EHS). The GXP2124 delivers superior HD audio quality, rich and leading edge telephony
features, personalized information and customizable application service, automated provisioning for easy
deployment, advanced security protection for privacy, and broad interoperability with most 3rd party SIP
devices and leading IP PBX/Soft Switch/IMS platforms. It is an ideal solution for enterprise users looking
for a high quality, feature rich multi-line IP phone with many extension keys.
Caution:
Changes or modifications to this product not expressly approved by Grandstream, or operation of this
product in any way other than as detailed by this User Manual, could void your manufacturer warranty.
Warning:
Please do not use a different power adaptor with the GXP2124 as it may cause damage to the products
and void the manufacturer warranty.
This document is subject to change without notice. The latest electronic version of this user manual is
available for download here:
http://www.grandstream.com/support
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for
any purpose without the express written permission of Grandstream Networks, Inc. is not permitted.

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FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 11 of 75
PRODUCT OVERVIEW
FEATURE HIGHTLIGHTS
240x120 pixel backlit graphical LCD display with up to 8 level grayscale
4 line keys with up to 4 SIP accounts, 4 XML programmable context-sensitive soft keys, and up to 32
call appearances with 24+4 speed-dial/BLF extension keys with dual-color LED
HD wideband audio, superb full-duplex hands-free speakerphone with advanced acoustic echo
cancellation and excellent double-talk performance
Large phonebook with up to 2000 contacts and call history with up to 500 records, up to 5-way
conference
Built-in personalized application service (e.g., local weather, stock, currencies, etc), flexible LCD
content customization using XML
Dual switched auto-sensing 10/100/1000Mbps network ports with integrated PoE; supports Electronic
Hook-Switch (EHS)
Automated provisioning using TR-069 or encrypted XML configuration file, TLS/SRTP/HTTPS for
advanced security protection, 802.1x for media access control, LLDP, IPv6
GXP2124 TECHNICAL SPECIFICATIONS
Table 1: GXP2124 TECHNICAL SPECIFICATIONS
Protocols and
Standards
SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS
(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE,
TR-069, 802.1x, LLDP, LLDP-MED, LDAP, IPv6, TLS, SRTP
SIP PUBLISH method (RFC3903), SIP Presence Package (RFC3856, 3863) for
use of MPKs, SIP Dialog Package (RFC4235), SIP Message method (RFC3428)
Network Interfaces
Dual switched 10/100/1000Mbps port with integrated PoE
Graphic Display
Back-lit 240x120 graphical LCD display with up to 8 level grayscale
Feature Keys
4 line keys with up to 4 SIP accounts, 4 XML programmable context sensitive soft
keys, 24+4 speed-dial/BLF extension keys with dual-color LED, 5 navigation/menu
keys, 9 dedicated function keys for MUTE, PHONEBOOK, MESSAGE (with LED
indicator), HEADSET, TRANSFER, CONFERENCE, SEND/REDIAL, VOLUME,
SPEAKERPHONE
Voice Codec
Support for G.723.1, G.729A/B, G.711u/a-law, G.726, G.722 (wide-band) and iLBC,

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 12 of 75
in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony Features
Hold, transfer, forward, 5-way conference, busy-lamp-filed (BLF), call park, pickup,
shared-call-appearance (SCA) / bridged-line-appearance (BLA), downloadable
phone book (XML, LDAP, up to 2000 items), call waiting, call log (up to 500
records), XML customization of screen, off-hook auto dial, auto answer,
click-to-dial, flexible dial plan, hot desking, personalized music ringtones, music on
hold, server redundancy and fail-over
HD Audio
Yes, both on handset and speakerphone
Headset Jack
RJ9, supporting EHS (Electronic Hook-Switch) with Plantronics headsets
Base Stand
Yes, 2-angle positions available
Wall Mountable
Yes
QoS
Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security
User and administrator level passwords, MD5 and MD5-sess based
authentication, 256-bit AES encrypted configuration file, TLS, SRTP, 802.1x media
access control
Multi-language
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian,
Simplified Chinese, traditional Chinese, Korean, Japanese, and etc
Upgrade and
Provisioning
Firmware upgrade via TFTP/HTTP/HTTPS, mass provisioning using TR-069 or
AES encrypted XML configuration file
Power and Green
Energy Efficiency
Universal power adapter:
Input: 100-240VAC 50-60Hz; Output: +5VDC, 800mA
Integrated Power-over-Ethernet (802.3af)
Max power consumption 3W (power adapter) or 3.5W (PoE)
Physical
Dimension: 222mm (W) x 210mm (H) x 93mm (D)
Unit weight: 0.98KG
Package weight: 1.63KG
Operating
Temperature and
Humidity
32-104 oF / 0-40 oC, 10-90% (non-condensing)
Package Content
GXP2124 phone, handset with cord, base stand, universal power supply, network
cable, quick start guide
Compliance
FCC Part 15 (CFR 47) Class B; EN55022 Class B, EN55024, EN61000-3-2,
EN61000-3-3, EN60950-1; AS/NZS CISPR 22 Class B, AS/NZS CISPR 24, RoHS;
UL 60950 (power adapter)

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 13 of 75
INSTALLATION
EQUIPMENT PACKAGING
Table 2: GXP2124 EQUIPMENT PACKAGING
Main Case
Yes
1
Handset
Yes
1
Phone Cord
Yes
1
Power Adaptor
Yes
1
Ethernet Cable
Yes
1
Phone Stand
Yes
1
Wall Mount
Yes
1
Quick Start Guide
Yes
1
CONNECTING YOUR PHONE
Figure 1: GXP2124 Ports
Table 3: GXP2124 CONNECTORS
Handset Port
RJ9 handset connector port
Headset Port
RJ9 headset connector port, supporting EHS (Electronic Hook-Switch) with
Plantronics headsets
LAN Port
10/100/1000Mbps RJ-45 port connecting to Ethernet, integrated PoE
PC Port
10/100/1000Mbps RJ-45 port for PC connection

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 14 of 75
Power Jack
5V DC Power connector port
To set up the GXP2124, follow the steps below:
1. Attach the phone stand or wall mount to the back of the phone where there are slots;
2. Connect the handset and main phone case with the phone cord;
3. Connect the LAN port of the phone to the RJ-45 socket of a hub/switch or a router (LAN side of the
router) using the Ethernet cable;
4. Connect the 5V DC output plug to the power jack on the phone; plug the power adapter into an
electrical outlet. If PoE switch is used in step 3, this step could be skipped;
5. The LCD will display provisioning or firmware upgrade information. Before continuing, please wait for
the date/time display to show up;
6. Using the keypad configuration menu or phone's embedded web server (Web GUI) by entering the IP
address in web browser, you can further configure the phone.
Please see below the pin-out information for GXP2124.
Figure 2: GXP2124 Pin-out
SAFETY COMPLIANCES
The GXP2124 phone complies with FCC/CE and various safety standards. The GXP2124 power adapter
is compliant with the UL standard. Use the universal power adapter provided with the GXP2124 package
only. The manufacturer’s warranty does not cover damages to the phone caused by unsupported power
adapters.
WARRANTY
If the GXP2124 phone was purchased from a reseller, please contact the company where the phone was
purchased for replacement, repair or refund. If the phone was purchased directly from Grandstream,
contact the Grandstream Support for a RMA (Return Materials Authorization) number before the product is
returned. Grandstream reserves the right to remedy warranty policy without prior notification.
Warning: Use the power adapter provided with the phone. Do not use a different power adapter as this
may damage the phone. This type of damage is not covered under warranty.
GXP2124 Power Jack
GXP2124 Handset/Headset Jack
GXP2124 Handset/Headset Plug

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 15 of 75
USING THE GXP2124
GETTING FAMILAR WITH THE LCD
GXP2124 has a dynamic and customizable screen. The screen displays differently depending on whether
the phone is idle or in use (active). The following table describes the items displayed on the GXP2124 idle
screen.
Table 4: LCD DISPLAY DEFINITIONS
DATE AND TIME
Displays the current date and time. It can be synchronized with Internet time
servers.
LOGO
Displays company logo. This logo can be customized via xml screen
customization.
NETWORK STATUS
Shows the status of network in the middle of the screen. It will indicate whether
the network is down or starting.
STATUS ICON
Shows the status of the phone for registration status, call features and etc, using
icons as shown in the next table.
LINE STATUS
INDICATOR
Displays the name of the account that is in use.
SOFTKEYS in Idle
Screen
The softkeys are context sensitive and will change depending on the status of
the phone. Typical functions assigned to softkeys are:
SwitchSCR
Toggles between different idle screens: default idle screen, weather
information, stock information and currency information.
ForwardAll
Unconditionally forwards the phone line (account 1) to another phone.
MissedCalls
Shows up unanswered calls to this phone.
Redial
Redials the last dialed number in idle screen when there is existed call log.
Note:
If XML application is used, the softkey for XML application will show up in the
default idle screen as configured.

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 16 of 75
SOFTKEYS in Call
Screen
The softkeys are context sensitive and will change depending on the call status
of the phone.
Redial
Redials the last dialed number after off hook when there is existed call log.
Dial
Dials the call out after off hook and entering the number.
Hold
Puts the current active call on hold. Pressing the blinking line key to resume.
AnswerCall
Answers the incoming call when the phone is ringing.
RejectCall
Rejects the incoming call when the phone is ringing.
EndCall
Ends the active call.
Transfer
Transfer softkey will show up after pressing TRAN button and entering
transfer target number. Press Transfer softkey to do blind transfer.
Split
In auto-attended transfer mode, after establishing the second call, press Split
to quit transfer and go back to normal talking status.
ConfCall
Conferences the active calls.
ReConf
Re-establish the conference among the calls on hold.
SPECIAL
SOFTKEYS
(when integrated
with GXE5024/5028)
Call Parking: Please refer to GXE5024/5028 Online User Manual for more
information.
CallPark
When the phone dials out, the Call Park softkey will display on screen. To
park the call, press the "Call Park" softkey and select a green MPK to park
the call on available parking lot.
PickUp
When the phone goes off-hook, the "Pickup" softkey will display on screen.
To pick up the parked call, press the "Pickup" softkey and select the red MPK
where the call is parked to retrieve the call.
Call Queue: Please refer to GXE5024/5028 Online User Manual for more
information.
SignIn

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 17 of 75
Press this button to sign in to the call queue. If the current account is
included in multiple call queues, agent will be prompted in the LCD display to
select the call queue to join. Press MENU button on keypad to select OK.
Once the agent completely signs in, the agent will be brought back to the
main screen.
SignOut
Press this button to sign out of the call queue. Press MENU button on
keypad to select OK. This will be displayed once the agent is signed in to the
call queue.
Table 5: LCD ICONS
DND Status.
OFF - Do Not Disturb disabled
ON - Do Not Disturb enabled
Call Forward All Status.
OFF - Call Forward All feature disabled
ON - Call Forward All feature enabled
Call Forward Busy Status.
OFF - Call Forward Busy feature disabled
ON - Call Forward Busy feature enabled
Call Forward No Answer Status.
OFF - Call Forward No Answer feature disabled
ON - Call Forward No Answer feature enabled
Call Forward All and Call Forward No Answer Status.
OFF - Call Forward All and Call Forward No Answer feature disabled
ON - Call Forward All and Call Forward No Answer feature enabled
Keypad Status.
OFF - keypad is unlocked
ON - keypad is locked
Enter Keypad Unlock Password.
Voicemail Status.
OFF - No new voicemail
ON - New voicemail

FIRMWARE VERSION 1.0.6.11 GXP2124 USER MANUAL Page 18 of 75
Instant Message.
OFF - No new instant message
ON - New instant message
Voice Mail and Instant Message.
OFF - No new instant message or voicemail
ON - New instant message and voicemail
Network Status.
OFF - Network connection is up
ON - Network connection is down
Missed Call Status.
OFF - No missed call
ON - New missed call
Save Call Record Status.
OFF - No saving call record activity
ON - The phone is writing the call records into the flash at the moment
Waiting For Response.
Please wait for the phone to response before the keypad entry
Handset Status.
OFF - handset on hook
ON - handset off hook
Speaker Status.
OFF - speaker off
ON - speaker on
Headset Status.
OFF - headset off
ON - headset on
Calling Out.
The phone is calling out
Calling In.
Phone is ringing with incoming call
Incoming Call.
The current call is an incoming call