BEC 9800VN, Руководство пользователя

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Device Configuration /
Interface Setup
53
BEC 9800VN User Manual
DHCPv4 Server
DHCP (Dynamic Host Configuration Protocol) allows individual clients to obtain TCP/IP configuration
at start-up from a server.
DHCPv4 Server: If set to Enabled , your BEC 9800VN can assign IP addresses, default gateway and
DNS servers to the DHCP client.
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If set to Disabled , the DHCP server will be disabled.
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If set to Relay , the BEC 9800VN acts as a surrogate DHCP server and relays DHCP requests
and responses between the remote server and the clients. Enter the IP address of the actual,
remote DHCP server in the Remote DHCP Server field in this case.
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When DHCP is used, the following items need to be set.
Start IP: This field specifies the first of the contiguous addresses in the IP address pool.
IP Pool Count: This field specifies the count of the IP address pool.
Lease Time: The current lease time of client.
Physical Ports: Select to determine if the DHCPv4 server is applicable to the specific port or ports. By
default, all ports can obtain local IP from DHCPv4 server.
DNS Relay Select Automatically obtained or Manually set (if selected. Please set th e exactly
information). If you set Static IP in the ISP Connection Type field, then select Manually here and set
the specific DNS information.
Primary DNS Server: Enter the IP addresses of the DNS servers. The DNS servers are passed to the
DHCP clients along with the IP address and the subnet mask.
Secondary DNS Server: Enter the IP addresses of the DNS servers. The DNS servers are passed to
the DHCP clients along with the IP address and the subnet mask.
Fixed Host
In this field, users can map the specific IP (must in the DHCP IP pool) for some specific MAC, and this
information can be listed in the following table.
IP Address: Enter the specific IP. For example: 192.168.1.110.
MAC Address: Enter the responding MAC. For example: 00:0A:F7:45:6D:ED