Yealink SIP-T31G Administrator's Guide

Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
34
DHCP Option 60
DHCP option 60 is used to indicate the vendor type. Servers can use option 43 to return the vendor-specific inform-
ation to the client.
You can set the DHCP option 60 type.
Topic
DHCP Option 60 Configuration
DHCP Option 60 Configuration
The following table lists the parameters you can use to configure DHCP option 60.
Parameter
static.network.dhcp.option60type <y0000000000xx>.cfg
Description
It configures the DHCP option 60 type.
Permitted
Values
0-ASCII, vendor-identifying information is in ASCII format.
1-Binary, vendor-identifying information is in the format defined in RFC 3925.
Default
0
Parameter
static.auto_provision.dhcp_option.option60_value <y0000000000xx>.cfg
Description
It configures the vendor class identifier string to use in the DHCP interaction.
Permitted
Values
String within 99 characters
Default
yealink
Web UI
Settings > Auto Provision > IPv4 DHCP Option Value
Phone UI
Color Screen Phones:
Menu > Advanced (default password: admin) > Auto Provision > IPv4 DHCP Option Value
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Auto Provision > IPv4 DHCP
Option Value
DHCP Option for IPv6
The phone can obtain IPv6-related parameters in an IPv6 network via DHCP option.
Topics
Supported DHCP Option for IPv6
DHCP Option 59 and Custom Option
Supported DHCP Option for IPv6
The following table lists common DHCP options for IPv6 supported by Yealink phones.
Parameters DHCPv6 Option Description
ACS URL 17 Specify the access URL of the TR-069 ACS server.
DNS Server 23 Specify a list of DNS servers available to the client.
DNS Domain
Search List
24 Specify a domain search list to a client.
SNTP Server 31
Specify a list of Simple Network Time Protocol (SNTP) servers available to the

Yealink SIP-T31G Specifications

General

Mounting kit	Yes
Number of handles included	1 pc(s)
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	3 W
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
Sustainability certificates	RoHS, REACH
Networking standards	IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	188 mm
Height	162 mm
Package depth	210 mm
Package width	213 mm
Package height	103 mm