| Configuring Network Settings | 55Parameter Description Configuration MethodSecondary DNS/DNSSecondary Server Configure the secondary DNSserver assigned to the system.If you change this parameter, thesystem will reboot to make thechange take effect.Web user interfaceEndpointCTP20Configuring IPv6The system can automatically obtain the network parameters via DHCPv6. You can also manually configure IPv6network. Make sure that your network environment supports IPv6.Before you beginMake sure that your network mode is set to IPv6 or IPv4&IPv6.Procedure1. Do one of the following:• On your web user interface, go to Network > LAN Configuration > IPv6 Config.• On your VCS:For VC880/VC800/VC500/PVT980/PVT950, go to More > Setting > Advanced > Wired Network > IPv6.On your VC200, go to More > Network > Wired Network > IPv6.On your VP59, go to Setting > Advanced > Wired Network > IPv6.• On your CTP20, tap Setting > Advanced > Wired Network > Wired Network > IPv6.2. Configure and save the following settings:Parameter Description Configuration MethodDHCP Enable or disable the system toobtain network settings from theDHCP serverNote: the default value is On.If you change this parameter, thesystem will reboot to make thechange take effect.Web user interfaceEndpointCTP20Static IP Enable or disable the systemto manually configured IPv6network settings.Note: the default value is Off.If you change this parameter, thesystem will reboot to make thechange take effect.Web user interfaceIP address Configure the IPv6 addressassigned to the system.If you change this parameter, thesystem will reboot to make thechange take effect.Web user interfaceEndpointCTP20