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# $FreeBSD: release/9.1.0/sys/dev/qlxgb/README.txt 227064 2011-11-03 21:20:22Z bz $
README File
QLogic 3200 and 8200 series Single/Dual Port
10 Gigabit Ethernet & CNA Adapter Driver for FreeBSD 7.x/8.x/9.x
QLogic Corporation.
All rights reserved.
Table of Contents
1. Package Contents
2. OS Support
3. Supported Features
4. Using the Driver
4.1 Installing the driver
4.2 Removing the driver
5. Driver Parameters
6. Additional Notes
7. Contacting Support
1. Package Contents
* Documentation
- README (this document) version:1.0
- Release Notes Version:1.0
* Driver (if_qlxgb.ko)
- FreeBSD 7.x/8.x/9.x
* Firmware: pre-flashed on QLogic adapter;
2. OS Support
The Qlogic 10Gigabit Ethernet/CNA driver is compatible with the
following OS platforms:
* FreeBSD 7.x/8.x/9.x (64-bit) [Intel EM64T, AMD64]
3. Supported Features
10Gigabit Ethernet NIC/CNA driver supports following features
* Large Segment Offload over TCP IPV4
* Large Segment Offload over TCP IPV6
* Receive Side scaling
* TCP over IPv4 checksum offload
* UDP over IPv4 checksum offload
* IPV4 checksum offload
* TCP over IPv6 checksum offload
* UDP over IPv6 checksum offload
* Jumbo frames
* VLAN Tag
4. Using the driver
4.1 Installing the driver
- copy the driver file (if_qlxgb.ko) into some directory (say qla_driver)
- cd <to qla_driver>
- kldload -v ./if_qlxgb.ko
4.2 Removing the driver
- kldunload if_qlxgb
5. Parameters to set prior to installing the driver
- Add the following lines to /etc/sysctl.conf and reboot the machine prior
to installing the driver
kern.ipc.nmbjumbo9=262144
net.inet.tcp.recvbuf_max=262144
net.inet.tcp.recvbuf_inc=16384
kern.ipc.nmbclusters=1000000
kern.ipc.maxsockbuf=2097152
net.inet.tcp.recvspace=131072
net.inet.tcp.sendbuf_max=262144
net.inet.tcp.sendspace=65536
- If you do not want to reboot the system please run the following commands
login or su to root
sysctl kern.ipc.nmbjumbo9=262144
sysctl net.inet.tcp.recvbuf_max=262144
sysctl net.inet.tcp.recvbuf_inc=16384
sysctl kern.ipc.nmbclusters=1000000
sysctl kern.ipc.maxsockbuf=2097152
sysctl net.inet.tcp.recvspace=131072
sysctl net.inet.tcp.sendbuf_max=262144
sysctl net.inet.tcp.sendspace=65536
6. Contacting Support
Please feel free to contact your QLogic approved reseller or QLogic
Technical Support at any phase of integration for assistance. QLogic
Technical Support can be reached by the following methods:
Web: http://support.qlogic.com
E-mail: support@qlogic.com
(c) Copyright 2011. All rights reserved worldwide. QLogic, the QLogic
logo, and the Powered by QLogic logo are registered trademarks of
QLogic Corporation. All other brand and product names are trademarks
or registered trademarks of their respective owners.