Copyright (C) 1997, 1998 by International Business Machines Corporation
DHCP Server Configuration
Use this notebook tab to set lease parameters.
Fields and other settings include:
- Default lease expiration time
- Enter a value and a unit, such as hours, for the lease expiration interval
(leaseTimeDefault keyword), or click Never expire. This interval is
used by all items that use the default value.
- Check for expired leases every
- Set the time interval at which a DHCP server examines lease expiration and
updates the database as necessary.
- Number of lease expire intervals between statistics updates
- Set the number of intervals that expire before the server takes a snapshot
of statistics (statisticSnapshot keyword). The length of each interval
is determined by the lease expire interval. For example, a value of 3
will collect statistics after a span of three intervals, where each interval
has a length specified in the Check For Expired Leases Every field.
- Hold offered addresses for
- Set the time interval (reservedTime keyword) a DHCP server holds an
offered IP address open for a client response, or click Indefinitely.
- Hold addresses that are illegally in use on the network for
- Set the time interval (usedIPAddressExpireInterval keyword) a DHCP server
holds an in-use address in a special pool before returning the address to the
active pool available for assignment or click Indefinitely.
- Wait for detection of duplicate IP address on the network for
- Set a time interval (pingTime keyword) used when the server pings an IP
address, before assigning the address, to make sure the address is not already
in use.
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