netdev
[Top] [All Lists]

Re: Patch: Device operative state notification against 2.5.7

To: netdev@xxxxxxxxxxx
Subject: Re: Patch: Device operative state notification against 2.5.7
From: Michael Richardson <mcr@xxxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 07 Apr 2002 18:11:03 -0400
In-reply-to: Your message of "Sun, 07 Apr 2002 16:16:59 EDT." <Pine.GSO.4.30.0204071538220.12041-100000@xxxxxxxxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
-----BEGIN PGP SIGNED MESSAGE-----


>>>>> "jamal" == jamal  <hadi@xxxxxxxxxx> writes:
    >> -IFOP_DOWN_LOWERLAYER
    >> Lower layer is down, f.e. ethernet interfaces below a VLAN
    >> -IFOP_DOWN_NOCARRIER
    >> Interface link beat/framing is missing (current netif_carrier_o* maps
    >> here)

  Are there docs on these interfaces somewhere?

    jamal> Good naming convention for the above two.

    >> -IFOP_DOWN_KEEPALIVE
    >> Another form of keepalive is missing

    jamal> Not clear on this one.

  PPP, for instance, does keepalives. 
  An IPsec tunnel might also use such a mechanism (we have plans).

    jamal> Also the only time IFOP_DOWN_LOWERLAYER makes sense is when the top
    jamal> stacked device is actually admin up (but none of the lower devices 
are
    jamal> operationally UP)

  There are very good operational reasons why this is often done...
  It would be nice to see this kind of stuff in diagnostics. 

]       ON HUMILITY: to err is human. To moo, bovine.           |  firewalls  [
]   Michael Richardson, Sandelman Software Works, Ottawa, ON    |net architect[
] mcr@xxxxxxxxxxxxxxxxxxxxxx http://www.sandelman.ottawa.on.ca/ |device driver[
] panic("Just another NetBSD/notebook using, kernel hacking, security guy");  [

-----BEGIN PGP SIGNATURE-----
Version: 2.6.3ia
Charset: latin1
Comment: Finger me for keys

iQCVAwUBPLDD9YqHRg3pndX9AQGvhwP9HYlhJ1BJ5uJUDkRjcbLuaYLkwFrNWX+8
X4hvPb1mOgwQOPs3Fwz40Ng7FEHk4GECwSbRQlccEoSbPU1BLRmUESywN8xmAMyJ
uGVqRt9UOzNzTtuvxOdpxk4LkNxZt06Flbs3DAvwv7G4d4W5Ciovu7I/JEjcnbCI
qAcy0HuyDqI=
=EQ18
-----END PGP SIGNATURE-----

<Prev in Thread] Current Thread [Next in Thread>