ZyXEL VMG4825 User Guide - Page 70
Broadband, VMG4825-B10A User's Guide
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Chapter 6 Broadband Table 8 Network Setting > Broadband > Add New WAN Interface/Edit (Routing Mode) (continued) LABEL DESCRIPTION Select Obtain DNS Info Automically if you want the VMG to use the DNS server addresses assigned by your ISP. Primary DNS Server Secondary DNS Server Tunnel Select Use Following Static DNS Address if you want the VMG to use the DNS server addresses you configure manually. Enter the first DNS server address assigned by the ISP. Enter the second DNS server address assigned by the ISP. The DS-Lite (Dual Stack Lite) fields display when you set the IPv4/IPv6 Mode field to IPv6 Only. Enable Dual Stack Lite to let local computers use IPv4 through an ISP's IPv6 network. See Dual Stack Lite on page 64 for more information. Enable DS-Lite This is available only when you select IPv6 Only in the IPv4/IPv6 Mode field. Select Enable to let local computers use IPv4 through an ISP's IPv6 network. DS-Lite Relay Server IP Specify the transition router's IPv6 address. 6RD The 6RD (IPv6 rapid deployment) fields display when you set the IPv6/IPv4 Mode field to IPv4 Only. See IPv6 Rapid Deployment on page 63 for more information. 6RD Select Enable to tunnel IPv6 traffic from the local network through the ISP's IPv4 network. Select Manually Configured if you have the IPv4 address of the relay server. Otherwise, select Automatically configured by DHCPC to have the VMG detect it automatically through DHCP. The Automatically configured by DHCPC option is configurable only when you set the method of encapsulation to IPoE. Service Provider IPv6 Prefix Enter an IPv6 prefix for tunneling IPv6 traffic to the ISP's border relay router and connecting to the native IPv6 Internet. IPv4 Mask Length Enter the subnet mask number (1~32) for the IPv4 network. Border Relay IPv4 Address When you select Manually Configured, specify the relay server's IPv4 address in this field. DHCPC Options (This is available only when you select IPv4 Only or IPv4 IPv6 DualStack in the IPv4/ IPv6 Mode field.) Request Options Select Option 43 to have the VMG automatically add vendor specific information in the DHCP packets to request the vendor specific options from the DHCP server. Sent Options option 60 Vendor ID option 61 IAID DUID option 125 Select Option 121 to have the VMG push static routes to clients. Select this and enter the device identity you want the VMG to add in the DHCP discovery packets that go to the DHCP server. Enter the Vendor Class Identifier, such as the type of the hardware or firmware. Select this and enter any string that identifies the device. Enter the Identity Association Identifier (IAID) of the device, for example, the WAN connection index number. Enter the hardware type, a time value and the MAC address of the device. Select this to have the VMG automatically generate and add vendor specific parameters in the DHCP discovery packets that go to the DHCP server. VMG4825-B10A User's Guide 70