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> ## Using Broadcom Advanced Control Suite 2:
> Broadcom NetXtreme® 57XX User Guide

> Broadcom Advanced Control Suite 2 Overview

> Installing the Broadcom Advanced Control Suite 2 Software

> Updating Broadcom Advanced Control Suite 2

> Removing Broadcom Advanced Control Suite 2

> Starting Broadcom Advanced Control Suite 2

> Using Broadcom Advanced Control Suite 2

> ### Broadcom Advanced Control Suite 2 Overview

> Broadcom Advanced Control Suite 2 (BACS2) is an integrated utility that provides useful information about each Broadcom NetXtreme Gigabit Ethernet adapter that is installed in your system. BACS2 also enables you to perform detailed tests, diagnostics, and analyses on each adapter, as well as to view and modify its property values and view traffic statistics. BACS2 contains three panes:

> - In the Information/Task pane, users can view available information and perform certain tests, diagnostics, and analyses on a selected adapter by clicking a specific tab.
> - To the left of the Information/Task pane is the Device Name pane, which shows the names of the adapters. If there are other network adapters, such as a wireless network adapter, their names are also shown.
> - A third pane contains the Menu bar.

> #### Types of Information Provided by Broadcom Advanced Control Suite 2

> Broadcom Advanced Control Suite 2 lists all of the network adapters in your system, and provides the following information (if available) about each adapter:

> MAC Address IP Address Driver Status Network Status Bus Type Slot Number | Bus Speed Bus Width Bus Number Device Number Function Number Interrupt Request Memory Address | ASIC Version Firmware Version Vendor ID Device ID Subsystem Vendor ID Subsystem ID

> Note: Some tabs, properties, or options are not available for all Broadcom adapters or operating systems.

> Vital Sign. At-a-glance information on all of the LAN adapters in your system.

> Resources. Shows the resource settings for the selected adapter.

> Hardware. Shows the hardware information for the selected adapter.

> Advanced. Shows the available properties and their values for the selected adapter.

> Statistics. Provides detailed performance statistics for the selected adapter.

> #### Testing, Diagnostics, and Analyses

> The following testing, diagnostics, and analyses are provided:

> Network Test. Confirms network connectivity to a remote station.

> Diagnostics Performs comprehensive diagnostics on Broadcom network adapters.

> Cable Analysis. Determines if your network cable is too long for optimum network performance.

> ### Installing the Broadcom Advanced Control Suite 2 Software

> The Broadcom Advanced Control Suite 2 (BACS2) software and related management applications can be installed from the installation CD. Both a graphical interactive installation mode (see Using the InstallShield Installer) and a command-line silent mode for unattended installation (see Using Silent Installation) are available.

> Notes:

> - Do not install the BACS2 software until after you have installed the Broadcom NetXtreme Gigabit Ethernet adapter(s).
> - To prevent an error from occurring, type change user /install from the command prompt before installing the BACS2 software on a system running Windows 2000 with Terminal Services.
> - Before you begin the installation, close all applications, windows, or dialog boxes.

> #### Using the InstallShield Installer

> 1. Insert the installation CD into the CD-ROM drive.
> 2. Open the folder on the installation CD that contains the BACS Setup.exe file.
> 3. Double-click Setup.exe.
> 4. Click Next in Broadcom Management Programs - InstallShield Wizard.
> 5. After you read the license agreement, click I accept the terms in the license agreement, and then click Next to continue.
> 6. Click Next to accept the default installation.
> 7. Click Install.
> 8. At the end of the installation process, click OK, and then click Finish to close the wizard.

> #### Using Silent Installation

> To perform a silent installation, see Silent.txt on the installation CD in the BACS directory for your operating system.

> ### Updating Broadcom Advanced Control Suite 2

> Note: Before you begin the update, close all applications, windows, or dialog boxes.

> Follow the instructions for Installing the Broadcom Advanced Control Suite 2 Software.

> ### Removing Broadcom Advanced Control Suite 2

> 1. In Control Panel, click Add or Remove Programs.
> 2. Click Broadcom Advanced Control Suite 2 and click Change/Remove.
> 3. In InstallShield Wizard, click Remove, and then click Next.
> 4. Click OK to remove the application and all of its features.
> 5. Click OK.
> 6. Restart your computer.

> ### Starting Broadcom Advanced Control Suite 2

> In Control Panel, click Broadcom Control Suite 2.

> ### Using Broadcom Advanced Control Suite 2

> Start BACS2. Click the tab that provides the information of interest or from which you can perform a desired test, diagnostic, analysis, or set adapter properties.

> #### Vital Sign

> The Vital Sign tab shows useful information about the Broadcom NetXtreme Gigabit Ethernet adapter and other network adapters that are installed in your system. Such information includes the link status of the adapter and network connectivity. To view this information for any installed network adapter, click the name of the adapter listed in the Name pane.

> Note: Information about network adapters made by others is less comprehensive than the information provided for Broadcom network adapters.

> MAC Address. This is a physical MAC (media access control) address that is assigned to the adapter by the manufacturer. The physical address is never all 0s.

> Permanent MAC Address. The unique hardware address assigned to the network adapter.

> IP Address. The network address that is associated with the adapter. If the IP address is all 0s, this means that the associated driver has not been bound with Internet Protocol (IP).

> IPv6 Address. The network address that is associated with the adapter in the IPv6 protocol.

> Driver Status. The status of the driver that is associated with the selected adapter.

> Loaded. Normal operating mode. The driver that is associated with the adapter has been loaded by Windows and is functioning.

> Not Loaded. The driver that is associated with the adapter has not been loaded by Windows.

> Information Not Available. The value is not obtainable from the driver that is associated with the adapter.

> Driver Name/Version/Date. The file name, version, and creation date of the software driver that is associated with the adapter.

> Offload Capabilities. The offload capabilities supported by the adapter.

> LSO. Large Send Offload prevents an upper level protocol such as TCP from breaking a large data packet into a series of smaller packets with headers appended to them.

> CO. Checksum Offload allows the TCP/IP/UDP checksums for send and receive traffic to be calculated by the adapter hardware rather than by the host CPU.

> Network Status: The following network status information is provided:

> Link Status. The indicator is green if a link is established. A red indicator means that a link is not established.

> Speed. The link speed of the adapter.

> Duplex. The duplex mode in which the adapter is operating.

> #### Resources

> Bus Type. The type of input/output (I/O) interconnect used by the adapter.

> Slot No. The PCI slot number on the system board occupied by the adapter. This item is not available for PCI Express™ type adapters.

> Bus Speed (MHz). The bus clock signal frequency used by the adapter. This item is not available for PCI Express type adapters.

> Bus Width (bit). The number of bits that the bus can transfer at a single time to and from the adapter. This item is not available for PCI Express type adapters.

> Bus No. Indicates the number of the bus in which the adapter is installed.

> Device No. The number assigned to the adapter by the operating system.

> Function No. The port number of the adapter. For a single-port adapter, the function number is 0. For a two-port adapter, the function number for the first port is 0, and the function number for the second port is 1.

> Interrupt Request. The interrupt line number that is associated with the adapter. Valid numbers range from 2 to 25.

> Memory Address. The memory mapped address that is assigned to the adapter. This value can never be 0.

> #### Hardware

> ASIC Version. The chip version of the Broadcom adapter (this information is not available for adapters made by others).

> Firmware Version. The firmware version of the Broadcom adapter (this information is not available for adapters made by others).

> Vendor ID. The vendor ID.

> Device ID. The device ID.

> Subsystem Vendor ID. The subsystem vendor ID.

> Subsystem ID. The subsystem ID.

> #### Advanced

> The Advanced tab allows you to view and change the values of the available properties of the selected adapter. The potentially available properties and their respective settings are described below. To view the value of a property, click the name of the property in the Property list. The property value is displayed in the Value box. To change the value, click an item in the Value list or type a new value, as appropriate (selection options are different for different properties).

> Notes:

> - You must have administrator privileges to change the values for a property.
> - The list of available properties for your particular adapter or operating system may be different.

> ##### 802.1p QOS

> The 802.1p QOS property enables quality of service, which is an Institute of Electrical and Electronics Engineering (IEEE) specification that treats different types of network traffic differently to ensure required levels or reliability and latency according to the type of traffic. This property is disabled by default. Unless the network infrastructure supports QoS, do not enable QoS. Otherwise, problems may occur.

> ##### Checksum Offload

> Normally, the checksum function is computed by the protocol stack. When you select one of the Checksum Offload property values (other than None), the checksum can be computed by the network adapter.

> Rx TCP/IP Checksum. Enables receive TCP/IP/UDP checksum offload.

> Tx TCP/IP Checksum. Enables transmit TCP/IP/UDP checksum offload.

> TX/Rx TCP/IP Checksum (default). Enables transmit and receive TCP/IP/UDP checksum offload.

> None. Disables checksum offload.

> ##### Ethernet@Wirespeed™

> The Ethernet@Wirespeed property enables a Gigabit Ethernet adapter to establish a link at a lower speed when only 2 pairs of wires are available in the cabling plant. By default, this property is set to Enable. To disable Ethernet@Wirespeed, change the setting to Disable.

> Disable. Disables Ethernet@Wirespeed.

> Enable (default). Enables Ethernet@Wirespeed.

> ##### Flow Control

> The Flow Control property enables or disables the receipt or transmission of PAUSE frames. PAUSE frames enable the network adapter and a switch to control the transmit rate. The side that is receiving the PAUSE frame momentarily stops transmitting.

> Auto (default). PAUSE frame receipt and transmission are optimized.

> Disable. PAUSE frame receipt and transmission are disabled.

> Rx PAUSE. PAUSE frame receipt is enabled.

> Rx/Tx PAUSE. PAUSE frame receipt and transmission are enabled.

> Tx PAUSE. PAUSE frame transmission is enabled.

> ##### Large Send Offload

> Normally the TCP segmentation is done by the protocol stack. When you enable the Large Send Offload property, the TCP segmentation can be done by the network adapter.

> Disable. Disables Large Send Offload.

> Enable (default). Enables Large Send Offload.

> ##### Log Information Messages

> Logs information messages to the Event log.

> Enable. Logs information messages to the Event log.

> Disable (default). Disables the logging of information messages to the Event log.

> ##### Log Warning Messages

> Logs warning messages to the Event log.

> Enable. Logs warning messages to the Event log.

> Disable (default). Disables the logging of warning messages to the Event log.

> ##### Locally Administered Address

> The Locally Administered Address is a user-defined MAC address that is used in place of the MAC address originally assigned to the network adapter. Every adapter in the network must have its own unique MAC address. This locally administered address consists of a 12-digit hexadecimal number.

> Value. Assigns a unique node address for the adapter.

> Not Present (default). Uses the factory-assigned node address on the adapter.

> The appropriate assigned ranges and exceptions for the locally administered address include the following:

> - The range is 00:00:00:00:00:01 to FF:FF:FF:FF:FF:FD.
> - Do not use a multicast address (least significant bit of the high byte = 1).
> - Do not use all 0s or all F's.

> ##### Speed & Duplex

> The Speed & Duplex property sets the connection speed and mode to that of the network. Note that Full-Duplex mode allows the adapter to transmit and receive network data simultaneously. This property is not available for fiber adapters.

> 10 Mb Full. Sets the speed at 10 Mbit/s and the mode to Full-Duplex.

> 10 Mb Half. Sets the speed at 10 Mbit/s and the mode to Half-Duplex.

> 100 Mb Full. Sets the speed at 100 Mbit/s and the mode to Full-Duplex.

> 100 Mb Half. Sets the speed at 100 Mbit/s and the mode to Half-Duplex.

> Auto (default). Sets the speed and mode for optimum network connection (recommended).

> Notes:

> - Auto is the recommended setting. This setting allows the network adapter to dynamically detect the line speed of the network. Whenever the network capability changes, the network adapter automatically detects and adjusts to the new line speed and duplex mode. A speed of 1 Gbit/s is enabled by selecting Auto, when that speed is supported.
> - 10 Mb Half and 100 Mb Half settings force the network adapter to connect to the network in Half-Duplex mode. Note that the network adapter may not function if the network is not configured to operate at the same mode.
> - 10 Mb Full and 100 Mb Full settings force the network adapter to connect to the network in Full-Duplex mode. The network adapter may not function if the network is not configured to operate at the same mode.

> ##### Wake Up Capabilities

> The Wake Up Capabilities property enables the network adapter to wake up from a low-power mode when it receives a network wake-up frame. Two types of wake-up frames are possible: Magic Packet™ and Wake Up Frame.

> Both (default). Selects both Magic Packet and Wake Up Frame as wake-up frames.

> Magic Packet. Selects Magic Packet as the wake-up frame.

> None. Selects no wake-up frame.

> Wake Up Frame. Selects Wake Up Frame as the wake-up frame and allows the network adapter to wake the system when an event such as a ping or an Address Resolution Protocol (ARP) request is received.

> ##### WOL Speed

> The WOL Speed property sets the speed at which the network adapter connects to the network while the network adapter is in Wake on LAN mode.

> 10 Mb. Sets the speed to 10 Mbit/s. This is the network speed when the system is in a standby mode awaiting a wake-up frame.

> 100 Mb. Sets the speed to 100 Mbit/s.

> Auto (default). Sets the speed for optimum network connection.

> Note: The following properties pertain to Windows Vista operating systems.

> ##### Interrupt Moderation

> The Interrupt Moderation property allows for enabling interrupt moderation, which limits the rate of interrupt to the CPU during packet transmission and packet reception.

> Enable (default). Enables interrupt moderation.

> Disable. Disables interrupt moderation.

> ##### Network Address

> Network Address is the Vista version of the Locally Administered Address property. See Locally Administered Address.

> ##### Large Send Offload (IPv4)

> The Large Send Offload (IPv4) property allows for configuring LSO using version 1 of the IPv4 protocol.

> Enable (default). Enables Large Send Offload.

> Disable. Disables Large Send Offload.

> ##### Large Send Offload v2 (IPv4)

> The Large Send Offload v2 (IPv4) property allows for configuring LSO using version 2 of the IPv4 protocol.

> Enable (default). Enables Large Send Offload.

> Disable. Disables Large Send Offload.

> ##### Large Send Offload v2 (IPv6)

> The Large Send Offload v2 (IPv6) property allows for configuring LSO using version 2 of the IPv6 protocol.

> Enable (default). Enables Large Send Offload.

> Disable. Disables Large Send Offload.

> ##### TCP/UDP Checksum Offload (IPv4)

> The TCP/UDP Checksum Offload (IPv4) property allows for configuring checksum offload for the IPv4 protocol.

> Disable. Disables checksum offload.

> Rx Enabled. Enables receive TCP/IP/UDP checksum offload.

> Tx Enabled. Enables transmit TCP/IP/UDP checksum offload.

> TX & Rx Enabled (default). Enables transmit and receive TCP/IP/UDP checksum offload.

> ##### TCP/UDP Checksum Offload (IPv6)

> The TCP/UDP Checksum Offload (IPv6) property allows for configuring checksum offload for the IPv6 protocol.

> Disable. Disables checksum offload.

> Rx Enabled. Enables receive TCP/IP/UDP checksum offload.

> Tx Enabled. Enables transmit TCP/IP/UDP checksum offload.

> TX & Rx Enabled (default). Enables transmit and receive TCP/IP/UDP checksum offload.

> ##### Receive Side Scaling

> The Receive Side Scaling property allows for configuring network load balancing across multiple CPUs.

> Enable (default). Enables Receive Side Scaling.

> Disable. Disables Receive Side Scaling.

> ##### Priority & VLAN

> The Priority & VLAN property allows for enabling both the prioritization of network traffic and VLAN tagging. VLAN tagging only occurs when the VLAN ID setting is configured with a value other than 0 (zero).

> Priority & VLAN Enabled (default). Allows for packet prioritization and VLAN tagging.

> Priority & VLAN Disabled. Prevents from packet prioritization and VLAN tagging.

> Priority Enabled. Allows for packet prioritization only.

> VLAN Enabled. Allows VLAN tagging only.

> Note: If an intermediate driver is managing the network adapter for VLAN tagging, the Priority & VLAN Disabled and Priority Enabled settings should not be used. Use the Priority & VLAN Enabled setting and change the VLAN ID to 0 (zero)

> ##### VLAN ID

> Enables VLAN tagging and configures the VLAN ID when Priority & VLAN Enabled are selected as the Priority & VLAN setting. The range for the VLAN ID is 1 to 4094 and must match the VLAN tag value on the connected switch. A value of 0 (default) in this field disables VLAN tagging.

> ###### Risk Assessment of VLAN Tagging through the NDIS Miniport Driver

> Broadcom's NDIS 6.0 miniport driver provides the means to allow a system containing a Broadcom adapter to connect to a tagged VLAN. On Window XP systems, this support was only provided through the use of an intermediate driver (e.g., Broadcom Advanced Server Program - BASP). Unlike BASP, however, the NDIS 6 driver's support for VLAN participation is only for a single VLAN ID.

> Also unlike BASP, the NDIS 6.0 driver only provides VLAN tagging of the outbound packet, but does not provide filtering of incoming packets based on VLAN ID membership. This is the default behavior of all miniport drivers. While the lack of filtering packets based on VLAN membership may present a security issue, the following provides a risk assessment based on this driver limitation for an IPv4 network:

> A properly configured network that has multiple VLANs should maintain separate IP segments for each VLAN. This is necessary since outbound traffic relies on the routing table to identify which adapter (virtual or physical) to pass traffic through and does not determine which adapter based on VLAN membership.

> Since support for VLAN tagging on Broadcom's NDIS 6.0 driver is limited to transmit (Tx) traffic only, there is a risk of inbound traffic (Rx) from a different VLAN being passed up to the operating system. However, based on the premise of a properly configured network above, the IP segmentation and/or the switch VLAN configuration may provide additional filtration to limit the risk.

> In a back-to-back connection scenario, two computers on the same IP segment may be able to communicate regardless of their VLAN configuration since no filtration of VLAN membership is occurring. However, this scenario assumes that the security may already be breached since this connection type is not typical in a VLAN environment.

> If the risk above is not desirable and filtering of VLAN ID membership is required, then support through an intermediate driver would be necessary.

> #### Network Test

> From the Network Test tab, you can verify IP network connectivity. This test verifies if the driver is installed correctly and tests connectivity to a gateway or other specified IP address on the same subnet. Network Test uses TCP/IP. The network test sends ICMP packets to remote systems and waits for a response. If a gateway is configured, the test automatically sends packets to that system. If a gateway is not configured or if the gateway is unreachable, the test prompts you for a destination IP address.

> Note: You must have administrator privileges to perform the network test.

> #### Diagnostics

> From the Diagnostics tab you can perform diagnostic tests on the physical components of a Broadcom NetXtreme Gigabit Ethernet adapter. The tests are continuously performed. The number of passes and fails in the Pass/Fail column increments each time the tests are performed. For example, if a test is performed four times and there are no fails, the value in the Pass/Fail column is 4/0. If there were 3 passes and 1 fail, however, the value in the Pass/Fail column is 3/1.

> Notes:

> - You must have administrator privileges to perform diagnostics.
> - The network connection is temporarily lost when these tests are running

> Control Registers. This test verifies the read and write capabilities of the network adapter registers by writing various values to the registers and verifying the results. The device driver uses these registers to perform network functions such as sending and receiving information. A test failure indicates that the adapter may not be working properly.

> MII Registers. This test verifies the read and write capabilities of the registers of the physical layer (PHY). The physical layer is used to control the electrical signals on the wire and for configuring network speeds such as 1000 Mbit/s.

> EEPROM. This test verifies the content of the electrically erasable programmable read-only memory (EEPROM) by reading a portion of the EEPROM and computing the checksum. The test fails if the computed checksum is different from the checksum stored in the EEPROM. An EEPROM image upgrade does not require a code change for this test.

> Internal Memory. This test verifies that the internal memory of the adapter is functioning properly. The test writes patterned values to the memory and reads back the results. The test fails if an erroneous value is read back. The adapter cannot function if its internal memory is not functioning properly.

> On-Chip CPU. This test verifies the operation of the internal CPUs in the adapter.

> Interrupt. This test verifies that the Network Device Driver Interface Specification (NDIS) driver is able to receive interrupts from the adapter.

> Loopback MAC and Loopback PHY. These tests verify that the NDIS driver is able to send packets to and receive packets from the adapter.

> Test LED. This test causes all of the LEDs to blink 5 times for the purpose of identifying the adapter.

> #### Cable Analysis

> From the Cable Analysis tab, you can monitor the conditions of each wire pair in an Ethernet Category 5 cable connection within an Ethernet network. The analysis measures the cable quality and compares it against the IEEE 802.3ab specification for compliance.

> Notes:

> - You must have administrator privileges to run the cable analysis test.
> - The network connection is temporarily lost during an analysis.
> - This tab is not available for all Broadcom adapters.

> To run a cable analysis

> 1. Connect the cable to a port on a switch where the port is set to "auto" and the Speed & Duplex driver settings are also set to "auto".
> 2. Click the Broadcom NetXtreme Gigabit Ethernet adapter listed in the Name pane.
> 3. Click Test. The Test Status reveals one of two options: Completed or Failed. See below for test result descriptions.

> The test results are described below:

> Good. Good cable/PCB signal paths, but no gigabit link.

> Crossed. Pin short or crosstalk along two or more cable/PCB signal paths.

> Open. One or both pins are open for a twisted pair.

> Short.Two pins from the same twisted pair are shorted together.

> Noise. Persistent noise present (most likely caused by Forced 10/100).

> GB Link. Gigabit link is up and running.

> N/A. Algorithm failed to reach a conclusion.

> Note: Valid cable lengths are returned for all test results except for Noise.

> There are several factors that could have an affect on the test results:

> - Link partner—Various switch and hub manufacturers implement different PHYs. Some PHYs are not IEEE compliant.
> - Cable quality—Category 3, 4, 5, and 6 may affect the test results.
> - Electrical interference—The testing environment may affect the test results.

> #### Statistics

> On the Statistics tab, you can view traffic statistics for both Broadcom network adapters and network adapters made by others. Statistical information and coverage are more comprehensive for Broadcom adapters.

> ##### General Statistics

> Frames Tx OK. A count of the frames that are successfully transmitted. This counter is incremented when the transmit status is reported as Transmit OK.

> Frames Rx OK. A count of the frames that are successfully received. This does not include frames received with frame-too-long, frame check sequence (FCS), length, or alignment errors, or frames lost due to internal MAC sublayer errors. This counter is incremented when the receive status is reported as Receive OK.

> Directed Frames Tx. A count of directed data frames that are successfully transmitted.

> Multicast Frames Tx. A count of frames that are successfully transmitted (as indicated by the status value Transmit OK) to a group destination address other than a broadcast address.

> Broadcast Frames Tx. A count of frames that were successfully transmitted (as indicated by the transmit status Transmit OK) to the broadcast address. Frames transmitted to multicast addresses are not broadcast frames and therefore, are excluded.

> Directed Frames Rx. A count of directed data frames that are successfully received.

> Multicast Frames Rx. A count of frames that are successfully received and are directed to an active nonbroadcast group address. This does not include frames received with frame-too-long, FCS, length, or alignment errors, or frames lost due to internal MAC sublayer errors. This counter is incremented as indicated by the Receive OK status.

> Broadcast Frames Rx. A count of frames that are successfully received and are directed to a broadcast group address. This count does not include frames received with frame-too-long, FCS, length, or alignment errors, or frames lost due to internal MAC sublayer errors. This counter is incremented as indicated by the Receive OK status.

> Frames Rx with CRC Error. The number of frames received with CRC errors.

> ##### IEEE 802.3 Statistics

> Frames Rx with Alignment Error. A count of the frames that are not an integral number of octets in length and do not pass the FCS check. This counter is incremented when the receive status is reported as Alignment Error.

> Frames Tx with one Collision. A count of the frames that are involved in a single collision and are subsequently transmitted successfully. This counter is incremented when the result of a transmission is reported as Transmit OK, and the attempt value is 2.

> Frames Tx with more than one Collision. A count of the frames that are involved in more than one collision and are subsequently transmitted successfully. This counter is incremented when the transmit status is reported as Transmit OK, and the value of the attempts variable is greater than 2 and less than or equal to the attempt limit.

> Frames Tx after Deferral. A count of the frames that were delayed being transmitted on the first attempt because the medium was busy. The frames involved in any collision are not counted.

> ##### Custom Statistics

> Note: Custom statistics are available only for an enabled Broadcom network adapter.

> Frames size less than 64-byte with bad FCS. The number of frames with a size less than 64 bytes with bad FCS.

> MAC Rx w/ Pause Command and Length = 0. MAC control frames with the pause command and a length equal to 0.

> MAC Rx w/ Pause Command and Length greater than 0. MAC control frames with the pause command and a length greater than 0.

> MAC Rx w/ no Pause Command. MAC control frames with no pause command.

> MAC Sent X-on. MAC Transmit with X-on was on.

> MAC Sent X-off. MAC Transmit with X-on was off.

> Large Send Offload Transmit Requests. The number of times the adapter was requested to transmit a packet performing TCP segmentation.

> #### Configuration

> From the Configuration tab, you can set the available configuration options. The NIC Battery Saving Mode option is designed for mobile computing. When the computer is on battery power, link auto-negotiation is reversed, linking at the lowest speed possible, thereby prolonging the life of the battery.

> Note: When the NIC Battery Saving Mode option is enabled, you will not be able to force a speed on the adapter.

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