Yealink SIP-T33G Administrator's Guide

Troubleshooting Methods
557
NOTIFY sip:<user>@<dsthost> SIP/2.0
To: sip:<user>@<dsthost>
From: sip:sipsak@<srchost>
CSeq: 10 NOTIFY
Call-ID: 1234@<srchost>
Event: check-sync;reboot=true
Topic
Notify Reboot Configuration
Notify Reboot Configuration
The following table lists the parameter you can use to configure notify reboot.
Parameter
sip.notify_reboot_enable <y0000000000xx>.cfg
Description
It configures the IP phone behavior when receiving a SIP NOTIFY message which contains the
header “Event: check-sync”.
Permitted
Values
0-The phone will reboot only if the SIP NOTIFY message contains an additional string “reboot=true”.
1-The phone will reboot.
2-The phone will ignore the SIP NOTIFY message.
Default
1
Rebooting the Device via the Phone User Interface
You can reboot your device via the phone user interface.
Procedure
1. Press Menu > Basic > Reboot (Menu > Settings > Basic Settings > Reboot).
2. Press OK.
The device begins rebooting. Any reboot of the device may take a few minutes.
Rebooting the Device via Web User Interface
You can reboot your IP phone via the web user interface.
Procedure
1. Click Settings > Upgrade.
2. Click Reboot.
The device begins rebooting. Any reboot of the device may take a few minutes.

Yealink SIP-T33G Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Opus Codec	Yes
Lines	4
Supported Codecs	Opus, G.722, G.711(A/μ), G.729AB, G.726, iLBC
Headset Port	RJ9
Network	Dual-port Gigabit Ethernet
PoE	Yes (IEEE 802.3af)
Audio Features	HD voice
SIP Accounts	4
Buttons	4 context-sensitive soft keys
Headset Support	Yes
Supported Protocols	SIP
Operating Temperature	0 ~ 40°C
Humidity	10% to 90% (non-condensing)