Allied-telesis AT-2911GP Network Adapters Manual de usuario descargar pdf (Pagina 92)

AT-2911GP Gigabit Fiber Ethernet PoE+ Adapters Installation and User’s Guide

Checksum Offload

The Checksum Offload feature allows the adapter to verify the TCP/IP

checksum to enhance receive and transmit performance and reduce CPU

utilization.

To enable or disable the Checksum Offload feature, do the following:

1. Access the Advanced Properties.

See “Accessing Advanced Properties” on page 87.

2. Select Checksum Offload in the Property box.

The Checksum Offload page is displayed as shown in Figure 61.

Figure 61. Checksum Offload Page

1 2 ... 87 88 89 90 91 92 93 94 95 96 97 ... 151 152

Installation and User’s Guide 1
Standards 3
Translated Safety Statements 4
Contents 5
Contacting Allied Telesis 11
Introduction 13
Description 14
Chapter 1: Introduction 15
Model Naming Conventions 18
Supported Operating Systems 19
Accessing Documents 20
Contents of Your Shipment 21
Warranty Registration 22
Installing the Hardware 23
System Requirements 24
Reviewing Safety Precautions 25
Pre-Installation Checklist 27
Replacing the Bracket 28
Connecting the Network Cables 34
Chapter 3 35
Accessing the Device Manager 39
Accessing Device 42
Manager on 42
Windows Server 42
2003 or Windows 42
2. Select the Hardware Tab 43
3. Click Device Manager 43
Installing the 45
Driver Software 45
Server 2012 or 45
Windows 8 45
Vista, and 7 49
Server 2003 or 51
Windows XP 51
10. Click Finish 54
Updating the Driver Software 55
Updating the 58
Driver on 58
Driver Silently 60
Supported 61
DPInst Options 61
Installing the AT-MUX Utility 63
Accessing the AT-MUX Utility 69
5. Click Yes 73
Chapter 5 75
VLAN Tagging 77
Combinations 77
Modifying Advanced Properties 79
Supported Advanced Properties 82
Windows 7 and 84
Server 2008 R2 84
Windows 8 and 85
Server 2012 85
Accessing Advanced Properties 87
3. Click the Advanced tab 88
802.1p QOS 89
802.3az EEE 90
ARP Offload 91
Checksum Offload 92
EEE Control Policies 94
Ethernet@WireSpeed 96
Flow Control 97
Interrupt Moderation 99
IPv4 Checksum Offload 100
Jumbo Mtu 101
Large Send Offload 102
Large Send Offload (IPv4) 103
4. Click OK 104
Large Send Offload v2 (IPv4) 105
Large Send Offload v2 (IPv6) 107
Locally Administered Address 108
AT-2911GP adapter 109
Network Address 110
NS Offload 112
Priority & VLAN 113
Receive Buffers 115
Receive Side Scaling 116
Maximum Number of RSS Queues 117
RSS Queues 118
Speed & Duplex 119
Transmit Buffers 124
Virtual Machine Queues 125
VMQ VLAN Filtering 127
Wake Up Capabilities 128
Wake on Magic Packet 130
Wake on Pattern Match 131
WOL Speed 132
Chapter 7 133
Overview 134
Ethernet entry 136
Troubleshooting 139
Troubleshooting Checklist 141
Testing Network Connectivity 142
Chapter 8: Troubleshooting 143
2. Press Enter 144
Specifications 145
Appendix B 147
Cleaning Using a Swab 151

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