Black Box LES1216A-R2 Manuale Utente
Click on the Disabled link next to DHCP Server which will bring up the System: DHCP Server page
Check Enable DHCP Server
To configure the DHCP server, tick the Use interface address as gateway check box
Set the DNS server address(es) to be the same as used on the external network i.e. if the console
server is acting as an internet gateway or a cellular router, then use the ISP provided DNS server
address
Enter the Default Lease time and Maximum Lease time in seconds. The lease time is the time
that a dynamically assigned IP address is valid before the client must request it again
Click Apply
The DHCP server will sequentially issue IP addresses from a specified address pool(s):
Click Add in the Dynamic Address Allocation Pools field
Enter the DHCP Pool Start Address and End Address and click Apply
The DHCP server also supports pre-assigning IP addresses to be allocated only to specific MAC addresses
and reserving IP addresses to be used by connected hosts with fixed IP addresses. To reserve an IP
addresses for a particular host.
Once applied, devices on the internal network will be able to access resources on the external network.
Once applied, devices on the internal network will be able to access resources on the external network.
Note
The DHCP server feature is available only on the LES1508A, LES1408A, LES1416A, LES1432A,
LES1448A, LES1308A, LES1316A, LES1332A, LES1348A, LES1208A-R2, LES1216A-R2,
LES1232A and LES1248A-R2 console servers. It is not supported on LES1108A, LES1116A,
LES1132A and LES1148A console servers.
LES1232A and LES1248A-R2 console servers. It is not supported on LES1108A, LES1116A,
LES1132A and LES1148A console servers.
5.8.3 Port forwarding
When using IP Masquerading, devices on the external network cannot initiate connections to devices on
When using IP Masquerading, devices on the external network cannot initiate connections to devices on
the internal network.
To work around this, Port Forwards can be set up to allow external users to connect to a specific port,
To work around this, Port Forwards can be set up to allow external users to connect to a specific port,
or range of ports on the external interface of the console server/cellular router , and have the console
server/cellular router redirect the data to a specified internal address and port range. To setup a port
forward:
Navigate to the System: Firewall page, and click on the Port Forwarding tab
Click Add New Port Forward
Fill in the following fields:
Name:
Name:
Name for the port forward. This should describe the target and the service that
the port forward is used to access
Input Interface: This allows the user to only forward the port from a specific interface. In most
cases, this should be left as "Any"
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