APC Network Management Card AP9617 User's Guide download pdf (Page 123)

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USER’S GUIDE

network management card

117

TCP/IP options. A Management Card uses the following options within a

valid DHCP response to define its TCP/IP settings:

• IP Address (from the yiaddr field of the DHCP response): Provides

the IP address that the DHCP server is leasing to the Management

Card

• Subnet Mask (option 1): Provides the Subnet Mask value needed by

the Management Card to operate on the network.

• Default Gateway (option 3): Provides the default gateway address

needed by the Management Card to operate on the network.

• Address Lease Time (option 51): Identifies the length of time for the

lease associated with the identified IP Address.

• Renewal Time, T1 (option 58): Identifies how long the Management

Card must wait after an IP address lease is assigned before it can

request a renewal of that lease.

• Rebinding Time, T2 (option 59): Identifies how long the Management

Card must wait after an IP address lease is assigned before it can seek

to rebind that lease.

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APC Network Management Card AP9617 User's Guide Page 123