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Subject: Re: FreeBSD 9.1 ix driver vlan problem
From: Daniel Kalchev <daniel@digsys.bg>
In-Reply-To: <CAENR+_VmdCcdfdqUz8+RdtnsuWDRokteAyMtLZN3BF+H+X8MjQ@mail.gmail.com>
Date: Wed, 25 Sep 2013 10:31:10 +0200
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To: Rumen Telbizov <telbizov@gmail.com>
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On 25.09.2013, at 02:16, Rumen Telbizov <telbizov@gmail.com> wrote:

>=20
>=20
> Example:
> ifconfig vlan200 create  # this is OK
> ifconfig vlan200 inet 1.2.3.1/30  vlan 200 vlandev ix1 description =
DEBUG #
> this second line makes the rest of the vlans freeze for 6-7 seconds
>=20
> On the switch side (Juniper) the physical interface flaps. There's =
nothing
> in logs/dmesg.
>=20

Might be, you have spanning tree enabled on the switch port and when the =
interface "flaps" it needs time to converge. Disable spanning tree on =
the port and the reset will be very short.

Daniel