tcpdump and ipsec

Bjoern A. Zeeb bzeeb-lists at
Sun Apr 2 11:40:17 UTC 2006

On Sun, 2 Apr 2006, Dmitry Pryanishnikov wrote:

> Hello!
> On Fri, 31 Mar 2006, Bruce M Simpson wrote:
>> On Sat, Apr 01, 2006 at 12:28:13AM +0200, VANHULLEBUS Yvan wrote:
>>> 2) use enc0 support, which is actually pr kern/94829, and which should
>>>    be included soon in kernel.
>> Oh god! Not another ifnet! NoOOOOOO!!!!!!
> Why not? IMHO it will be very useful feature: think about e.g. traffic 
> shaping for several different networks which are routed via the same
> ipsec tunnel. Without the enc0, you can only shape them together, e.g.:

why not shaping on the internal interface in case this is a gateway?
You know src and dst there too.

The only difference enc0 makes is for host-only-setups or if you want
to see all your unencrpyted ipsec traffic on a gateway in one place.

Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT

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