This specifies the time in seconds when the client should contact the server again (using a renew message) to extend the address/prefix received from the server. The parameter is also called T1.
- SNMP ID:
 - 2.70.3.1.4.9
 - Console path:
 - Setup > IPv6 > DHCPv6 > Server > Interface-List
 - Possible values:
 0 … 255
- Special values:
 - 0
 - Automatic
 
- Default:
 - 0