Zhone 6738, Руководство пользователя, Страница: 67 / 151

ZHONG 6738 User Manual
61
IP Address: You can modify the IP address of the LAN interface. The preset
IP address is 192.168.1.1.
Subnet Mask: Enter the subnet mask of this IP address. The preset subnet
mask is 255.255.255.0.
Enable IGMP Snooping: IGMP snooping enables the router to forward
multicast traffic intelligently, instead of flooding all ports in the VLAN. With
IGMP snooping, the router listens to IGMP membership reports, queries and
leave messages to identify the switch ports that are members of multicast
groups. Only identified Multicast traffic will be forwarded to ports.
- Standard Mode :
- Blocking Mode :
Enable LAN side firewall: Firewall can prevent unexpected traffic on the
Internet from your host in the LAN.
Disable/Enable DHCP Server: If you enable the DHCP sever, the clients will
automatically acquire the IP address from the DHCP server. If the DHCP
server is disabled, you need to manually set the start IP address, end IP
address and the lease time for the clients in the LAN.
Start IP Address: It specifies the first IP address.
End IP Address: It specifies the last IP address.
Primary DNS server: Enter the IP address of the primary DNS server.
Secondary DNS server: Enter the IP address of the primary DNS server.
Lease Time (hour): The lease time determines the period that the host
retains the assigned IP addresses before the IP addresses change. The
default is 24 hours.
Editing the DHCP Option60
Click the Edit DHCP Option60 button in the IPv4 Configuration page, the following
page appears.