
Issue 11
© Solarflare Communications 2014
171
Solarflare Server Adapter
User Guide
Receive Side Scaling
(RSS)
Enabled
Disabled
Receive Side Scaling (RSS) is a technology that
enables packet receive processing to scale with the
number of available processors (CPUs), distributing
the processing workload across the available
resources.
Default setting:
Enabled
Speed & Duplex
100 Mpbs Full
Duplex
1.0 Gbps Full
Duplex
10.0 Gbps Full
Duplex
40.0 Gbps Full
Duplex
Auto Negotiation
Configure the adapter speed. Default is
Auto
Negotiation
.
TCP Checksum
Offload (IPv4 and
IPv6)
Disabled
Rx & Tx Enabled
Rx Enabled
Tx Enabled
TCP checksum offload is a hardware offload
technology for reducing the load on a CPU by
processing TCP checksums in the adapter hardware.
Default setting:
Rx & Tx Enabled.
UDP Checksum
Offload (IPv4 and
IPv6)
Disabled
Rx & Tx Enabled
Rx Enabled
Tx Enabled
UDP checksum offload is a hardware offload
technology for reducing the load on a CPU by
processing UDP checksums in the adapter hardware.
Default setting:
Rx & Tx Enabled.
Virtual Machine
Queues
Enabled
Disabled
VMQ is supported in Windows Server 2008 R2
and
later versions. This offloads classification and
delivery of network traffic destined for Hyper-V
virtual machines to the network adapter, reducing
CPU utilization on Hyper-V hosts.
Default setting:
Enabled.
VMQ VLAN Filtering
Enabled
Disabled
VLAN filtering allows the adapter to use the VLAN
identifier for filtering traffic intended for Hyper-V
virtual machines. When disabled only the
destination MAC address is used for filtering.
Default setting:
Enabled.
Table 43: Solarflare Network Adapter Properties
Property Name
Values
Description