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| author | Stephen Hemminger <stephen@networkplumber.org> | 2015-04-09 22:03:21 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-04-09 22:03:54 -0700 |
| commit | d7018be0ae2aee988331d2908234d1a1ee3196ac (patch) | |
| tree | ff950ea87d5317f71b29e12f9a78afae69a8ed2e /Documentation/networking/ixgbe.txt | |
| parent | c0a34ebd43959ca83df86ba2ffc63ab0ddb2ea75 (diff) | |
| download | linux-d7018be0ae2aee988331d2908234d1a1ee3196ac.tar.gz linux-d7018be0ae2aee988331d2908234d1a1ee3196ac.tar.bz2 linux-d7018be0ae2aee988331d2908234d1a1ee3196ac.zip | |
ixgbe: fix documentation
The MTU values in the documentation do not match the source.
The source has frame limit of IXGBE_MAX_JUMBO_FRAME_SIZE (9728)
which is MTU of 9710 because of the accounting for Ethernet header
and CRC.
Also, don't refer to the obsolete ifconfig command.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'Documentation/networking/ixgbe.txt')
| -rw-r--r-- | Documentation/networking/ixgbe.txt | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/networking/ixgbe.txt b/Documentation/networking/ixgbe.txt index 0ace6e776ac8..6f0cb57b59c6 100644 --- a/Documentation/networking/ixgbe.txt +++ b/Documentation/networking/ixgbe.txt @@ -70,10 +70,10 @@ Avago 1000BASE-T SFP ABCU-5710RZ 82599-based adapters support all passive and active limiting direct attach cables that comply with SFF-8431 v4.1 and SFF-8472 v10.4 specifications. -Laser turns off for SFP+ when ifconfig down +Laser turns off for SFP+ when device is down ------------------------------------------- -"ifconfig down" turns off the laser for 82599-based SFP+ fiber adapters. -"ifconfig up" turns on the laser. +"ip link set down" turns off the laser for 82599-based SFP+ fiber adapters. +"ip link set up" turns on the laser. 82598-BASED ADAPTERS @@ -213,13 +213,13 @@ Additional Configurations ------------ The driver supports Jumbo Frames for all adapters. Jumbo Frames support is enabled by changing the MTU to a value larger than the default of 1500. - The maximum value for the MTU is 16110. Use the ifconfig command to + The maximum value for the MTU is 16110. Use the ip command to increase the MTU size. For example: - ifconfig ethx mtu 9000 up + ip link set dev ethx mtu 9000 - The maximum MTU setting for Jumbo Frames is 16110. This value coincides - with the maximum Jumbo Frames size of 16128. + The maximum MTU setting for Jumbo Frames is 9710. This value coincides + with the maximum Jumbo Frames size of 9728. Generic Receive Offload, aka GRO -------------------------------- |