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From: Shrijeet Mukherjee <shm@cumulusnetworks.com>
To: David Ahern <dsahern@gmail.com>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>,
	Nicolas Dichtel <nicolas.dichtel@6wind.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Jamal Hadi Salim <hadi@mojatatu.com>,
	David Miller <davem@davemloft.net>,
	Stephen Hemminger <stephen@networkplumber.org>,
	Netdev <netdev@vger.kernel.org>,
	Roopa Prabhu <roopa@cumulusnetworks.com>,
	Andy Gospodarek <gospo@cumulusnetworks.com>,
	Jon Toppins <jtoppins@cumulusnetworks.com>,
	Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Subject: Re: [RFC net-next 0/3] Proposal for VRF-lite
Date: Mon, 8 Jun 2015 12:51:04 -0700	[thread overview]
Message-ID: <CAJmoNQFMdN5purj9TsUAmuEExQy0tmENjS2CyTrkbqWneb+ziQ@mail.gmail.com> (raw)
In-Reply-To: <5575E964.7060308@gmail.com>

Good catch, as you know I used to have the device getting modified in
the RX path and that made it all work

generic ip_rcv will need a fix to make RX visible to tcpdump, but yes,
that is the goal.

On Mon, Jun 8, 2015 at 12:13 PM, David Ahern <dsahern@gmail.com> wrote:
> On 6/8/15 12:35 PM, Shrijeet Mukherjee wrote:
>>
>> 5. Debugging is built-in as tcpdump and counters on the VRF device
>>     works as is.
>
>
> Is the intent that something like this
>
>   tcpdump -i vrf0
>
> can be used to see vrf traffic?
>
> vrf_handle_frame only bumps counters; it does not switch skb->dev to the vrf
> device so for Rx path tcpdump will not get the packets. ie., tcpdump only
> shows outbound packets.

  reply	other threads:[~2015-06-08 19:51 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-08 18:35 [RFC net-next 0/3] Proposal for VRF-lite Shrijeet Mukherjee
2015-06-08 18:35 ` [RFC net-next 1/3] Symbol preparation for VRF driver Shrijeet Mukherjee
2015-06-10 16:24   ` Alexander Duyck
2015-06-08 18:35 ` [RFC net-next 2/3] VRF driver and needed infrastructure Shrijeet Mukherjee
2015-06-08 19:08   ` David Ahern
2015-06-08 20:17   ` Hannes Frederic Sowa
2015-06-09  9:19   ` Nicolas Dichtel
2015-06-09 12:35   ` Nikolay Aleksandrov
2015-06-10  2:11     ` Shrijeet Mukherjee
2015-06-10 18:20   ` Alexander Duyck
2015-06-08 18:35 ` [RFC net-next 3/3] rcv path changes for vrf traffic Shrijeet Mukherjee
2015-06-08 19:58   ` Hannes Frederic Sowa
2015-06-08 20:00     ` Hannes Frederic Sowa
2015-06-08 20:22     ` Shrijeet Mukherjee
2015-06-08 20:33       ` Hannes Frederic Sowa
2015-06-08 22:44         ` Shrijeet Mukherjee
2015-06-09  5:41           ` Hannes Frederic Sowa
2015-06-08 22:05     ` David Miller
2015-06-08 22:13       ` Hannes Frederic Sowa
2015-06-08 22:21         ` David Miller
2015-06-09  0:36     ` David Ahern
2015-06-09  1:03     ` David Ahern
2015-06-09  5:35       ` Hannes Frederic Sowa
2015-06-10 18:31   ` Alexander Duyck
2015-06-08 18:35 ` [RFC iproute2] Add the ability to create a VRF device and specify it's table binding Shrijeet Mukherjee
2015-06-08 19:13 ` [RFC net-next 0/3] Proposal for VRF-lite David Ahern
2015-06-08 19:51   ` Shrijeet Mukherjee [this message]
2015-06-08 20:41   ` Hannes Frederic Sowa
2015-06-09  8:58 ` Nicolas Dichtel
2015-06-09 14:21   ` David Ahern
2015-06-09 14:55     ` Nicolas Dichtel
2015-06-09 17:14       ` Shrijeet Mukherjee
2015-06-09 10:15 ` Thomas Graf
2015-06-09 12:30   ` Nicolas Dichtel
2015-06-09 12:43     ` Hannes Frederic Sowa
     [not found]   ` <CAJmoNQHRTJwdMjziQiPBX07sZKrYd3Z1ASNi1xQZdgJ1Vs6bGg@mail.gmail.com>
2015-06-12  9:46     ` Thomas Graf

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