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Chapter 3: Modifying Advanced Properties
72
TCP/UDP Checksum Offload (IPv4)
The TCP/UDP Checksum Offload (IPv4) function enables the adapter to
compute the checksum of transmitting IPv4 packets and verify the
checksum of receiving IPv4 packets, taking load off from the CPU.
To modify the TCP/UDP Checksum Offload (IPv4) setting, do the
following:
1. Access the Device Manger on your operating system.
See “Accessing Advanced Properties” on page 43.
2. Select TCP/UDP Checksum Offload (IPv4) in the Property box.
The TCP/UDP Checksum Offload (IPv4) page is displayed as shown
in Figure 35.
Figure 35. TCP/UDP Checksum Offload (IPv4) Page
3. Select one of the following options:
Rx & Tx Enabled— Enables the TCP/UDP Checksum Offload
(IPv4) function for both receiving and transmitting IPv4 packets.
This is the default setting.
Rx Enabled— Enables the TCP/UDP Checksum Offload (IPv4)
function only for receiving IPv4 packets.