Re: 6.0-BETA3 bge0 and vlans

From: Jung-uk Kim (jkim_at_FreeBSD.org)
Date: 08/30/05

  • Next message: Daniel Dvořák: "Application layer firewall on FreeBSD, is it possible ?" 
    To: freebsd-current@FreeBSD.org
Date: Tue, 30 Aug 2005 14:14:10 -0400

    On Tuesday 30 August 2005 01:23 pm, Gavin Atkinson wrote:
    > Hi,
    >
    > I'm having no success setting vlans up on a bge interface. Can
    > anyone confirm they work? I've got no problems using them on fxp
    > interfaces, so I'm pretty sure it's not user error... Everything
    > looks good:
    >
    > bge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    > options=1a<TXCSUM,VLAN_MTU,VLAN_HWTAGGING>
    > inet6 fe80::209:3dff:fe12:6c06%bge0 prefixlen 64 scopeid
    > 0x1 inet x.y.12.120 netmask 0xfffffe00 broadcast x.y.13.255 ether
    > 00:09:3d:12:6c:06
    > media: Ethernet autoselect (100baseTX <full-duplex>)
    > status: active
    > [bge1/lo0 snipped]
    > vlan76: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
    > inet x.y.76.59 netmask 0xfffffe00 broadcast x.y.77.255
    > inet6 fe80::209:3dff:fe12:6c06%vlan0 prefixlen 64 scopeid
    > 0x4 ether 00:09:3d:12:6c:06
    > media: Ethernet autoselect (100baseTX <full-duplex>)
    > status: active
    > vlan: 76 parent interface: bge0
    >
    > ... but I can get no packets through the vlan interface (the parent
    > interface works as expected). Can anyone actually confirm that
    > vlans work with bge cards? My card is a BCM5704 (vend=0x14e4,
    > prod=0x1648, rev=0x03)

    It was discussed here but I don't think any actions were taken
    actually. Follow the thread:

    http://docs.freebsd.org/cgi/mid.cgi?9256D57F598E6C41B288AA7DB94F29C902DFB963

    Jung-uk Kim

    > I've also just discovered that ifconfig is sensitive to the order
    > that the options "vlandev" and "vlan" are passed to it.
    >
    > wiggum# ifconfig vlan76 vlandev bge0 vlan 76
    > ifconfig: must specify both vlan tag and device
    > wiggum# ifconfig vlan76 vlan 76 vlandev bge0
    > wiggum#
    >
    > This to me seems counter-intuitive. Due to the design of ifconfig
    > this doesn't seem to be easy to change, so maybe it should be
    > documented?
    >
    > Thanks,
    >
    > Gavin
    > _______________________________________________
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