4. Detailed Installation and Configuration Instructions
NetXen, Inc.
Intelligent NIC Getting Started Guide — NDA Required
11
The Advanced tab selections displayed above are defined as follows:
Table 5 Description of Advanced Properties Parameters
Parameter
Description
Large Send Offload
TCP Large send offload – Enable/Disable options.
Registry Key: LargeSendOffload
Default: Enabled.
Size of LSO: 64K
Locally Administered Address
This is the Locally Administered Address (LAA) that users/
administrators can set on this interface and this address overrides the
permanent address of the adapter (that may have been flashed in to the
hardware).
Registry Key: NetworkAddress
Format: Hex
Options: Valid or not valid (if Valid, please enter the 8 hex bytes of MAC
address)
Max Ethernet Frame Size
Ethernet frame size for packet transmission and receive (does not include
MAC Header).
Reg Key: MaxFrameSize)
Default: 1500
(corresponds to 1514 bytes on the wire + 4 bytes of CRC)
Max: 8000
Min: 1500
Maximum Receive buffers (in K)
This is packet buffers used by the driver for receive (DMA memory and
indicated to stack). Size of each buffer is 1536 bytes.
Registry Key: MaxRxBuffers
Min: 2K
Max: 32K
Default: 10K
Multiple MAC Addresses
This is for setting multiple MAC addresses (up to four) by the IM driver
(exposed both by the registry key of type REG_MULTI_sz and by a
special set of the OID supported by the miniport).
Registry Key: NetworkAddressMMA
Format: Hex without any separator between MAC addresses
QOS Priority Tagging
For supporting 802.1p priority tagging. Should be enabled to set VLAN
ID.
Registry Key: PQTagging
Default: DISABLED
Values: Enable/Disable
Receive IP Checksum Offload
This parameter is for enabling/disabling the receive IP checksum offload.
Registry Key: RxIPChecksumOffload
Default: ON
Values: ON/OFF
Receive TCP Checksum Offload
This parameter is for enabling/disabling the receive TCP and receive
UDP checksum offload.
Registry Key: RxTCPChecksumOffload
Default: ON
Values: ON/OFF
