Avaya J100 Series Installing And Administering page 54

Servers, VLAN, and IP configuration
Option
Option 55
Option 57
Option 58
Option 59
Option 242
DHCP vendor-specific option
You can set DHCP vendor-specific parameters by using DHCP option 43. The supported codes for
Option 43 and the corresponding parameters are as follows:
Code Parameter
1 Does not set any parameter. The value must be 6889.
2 HTTPSRVR
3 HTTPDIR
4 HTTPPORT
5 TLSSRVR
6 TLSDIR
7 TLSPORT
8 TLSSRVRID
9 L2Q
10 L2QVLAN
April 2020
Description
Specifies the parameter request list. Acceptable values are:
• 1 for subnet mask
• 3 for router IP addresses
• 6 for domain name server IP addresses
• 7 for log server
• 15 for domain name
• 42 for NTP servers
Specifies the maximum DHCP message size.
Set the value to 1500.
Set the value to 1000.
Specifies the DHCP lease renew time. If not received or if this value is greater than
that for Option 51, the default value of T1, renewal timer is used.
Specifies the DHCP lease rebind time. If not received or if this value is greater than
that for Option 51, the default value of T2, rebinding timer is used.
Specifies the site-specific option (SSON). It is optional but cannot be used
simultaneously with Option 43.
If you do not configure this option, ensure that one of the following parameters is
configured appropriately elsewhere:
• HTTPSRVR
• TLSSRVR
Installing and Administering Avaya J100 series IP Phones in an Open SIP
Comments on this document? infodev@avaya.com
environment
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