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Date: Wed, 13 Apr 2011 18:01:57 -0700 From: Jeff Kirsher <jeffrey.t.kirsher@...el.com> To: davem@...emloft.net Cc: Greg Rose <gregory.v.rose@...el.com>, netdev@...r.kernel.org, gospo@...hat.com, bphilips@...ell.com, Jeff Kirsher <jeffrey.t.kirsher@...el.com> Subject: [net-next-2.6 01/24] igb: Add anti-spoofing feature documentation From: Greg Rose <gregory.v.rose@...el.com> Add the documentation for the anti-spoofing feature in the HW. Signed-off-by: Greg Rose <gregory.v.rose@...el.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> --- Documentation/networking/igb.txt | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/Documentation/networking/igb.txt b/Documentation/networking/igb.txt index 98953c0..9a2a037 100644 --- a/Documentation/networking/igb.txt +++ b/Documentation/networking/igb.txt @@ -93,6 +93,19 @@ Additional Configurations REQUIREMENTS: MSI-X support is required for Multiqueue. If MSI-X is not found, the system will fallback to MSI or to Legacy interrupts. + MAC and VLAN anti-spoofing feature + ---------------------------------- + When a malicious driver attempts to send a spoofed packet, it is dropped by + the hardware and not transmitted. An interrupt is sent to the PF driver + notifying it of the spoof attempt. + + When a spoofed packet is detected the PF driver will send the following + message to the system log (displayed by the "dmesg" command): + + Spoof event(s) detected on VF(n) + + Where n=the VF that attempted to do the spoofing. + Support ======= -- 1.7.4.2 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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