Heritage Series ADSL Bridge/ Router

8-9

DHCP Server Operation

for DHCP clients.

 

filename

filename " filename”;

The filename statement can be used to specify the name of the initial boot file which is to be loaded by a client. The filename should be a filename recognizable to whatever file transfer protocol the client can be expected to use to load the file.

server-name server-name " name";

The server-namestatement can be used to inform the client of the name of the server from which it is booting. Name should be the name that will be provided to the client.

next-server

next-server server-name;

The next-server statement is used to specify the host address of the server from which the initial boot file (specified in the filename statement) is to be loaded. Server-name should be a numeric IP address or a domain name. If no next-server parameter applies to a given client, the DHCP server’s IP address is used.

fixed-address

fixed-address IP-address[, IP-address ... ];

The fixed-address statement is used to assign one or more fixed IP addresses to a client. It should only appear in a host declaration. If more than one address is supplied, then when the client boots, it will be assigned the address which corresponds to the network on which it is booting. If none of the addresses in the fixed-addressstatement are on the network on which the client is booting, that client will not match the host declaration containing that fixed-addressstatement.

dynamic-bootp-lease-cutoff

dynamic-bootp-lease-cutoff date;

The dynamic-bootp-lease-cutoffstatement sets the ending time for all leases assigned dynamically to BOOTP clients. Since BOOTP clients have no way of renewing leases, and do not know that their leases could expire, the DHCP server assigns infinite leases to BOOTP clients. However, it may make sense in some situations to set a cut-off date for all BOOTP leases.

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IBM Heritage user manual Filename, Server-name server-name name, Next-server, Fixed-address, Dynamic-bootp-lease-cutoff
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Heritage specifications

IBM, or International Business Machines Corporation, is a global leader in technology and consulting, with a heritage that spans over a century. Established in 1911, IBM initially emerged from a merger of four companies, and it has since evolved into one of the most influential players in the tech industry.

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