From: omair naim (omairnaim1@hotmail.com)
Date: Tue Apr 15 2008 - 09:45:30 ART
What if the incoming traffic in coming is untagged, lets say port is connected
to IP phone which is connected to a PC. All the traffic by default from PC
would be untagged and thats the data vlan 54. Still vlan match would work as
per your configs below: I doubt it !
Omair
> From: perseusdk@gmail.com> To: tarun.ccie@gmail.com> CC:
ccielab@groupstudy.com> Subject: RE: QoS Question> Date: Tue, 15 Apr 2008
12:09:11 +0200> > Hi Tarun> > > > Yes the config should be correct. However, I
believe you should enable "mls> qos vlan-based" on the interface in order to
match on Vlans.> >
http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/1>
2.2_44_se/command/reference/cli1.html#wp9757367> > > > regards,> > Lars
Christensen, CCIE #20292> > > > _____ > > From: Tarun
[mailto:tarun.ccie@gmail.com] > Sent: 15. april 2008 11:57> To: Lars
Christensen> Cc: Cisco certification> Subject: Re: QoS Question> > > > Thanks
Lars for the response. I am sorrt I forgot to mention in my initial> post.> >
> > The questions specifically asks to create a class-map matching VLAN_B &
then> set its ip precedence to 3 on interface f0/5. Also, there is not>
configuration by default on port f0/5, so its in VLAN 1 by default.> > > > I
understand, what you said makes complete sense to me if that condition> about
the class-map was not there. > > > > Any idea's if my configuration is correct
then?> > > On 4/15/08, Lars Christensen < <mailto:perseusdk@gmail.com>>
perseusdk@gmail.com> wrote: > > Hi Tarun> > Since you set your port as an
access port (switchport mode access), you> don't need to match on Vlan 54.
Actually you can just use the following:> > Policy-map SET_PREC_VLAN_B> Class
class-default> Set precedence 3> !> interface FastEthernet0/5> switchport mode
access> service-policy input SET_PREC_VLAN_B> > Or you can do it with the
following:> > interface FastEthernet0/5> switchport mode access> mls qos cos
3> mls qos cos override> !> >
http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/1>
2.2_44_se/command/reference/cli1.html#wp1862788> > Regards,> Lars Christensen,
CCIE #20292> > > > -----Original Message-----> From: nobody@groupstudy.com
[mailto:nobody@groupstudy.com] On Behalf Of> Tarun> Sent: 15. april 2008
09:06> To: Cisco certification> Subject: QoS Question> > Simple question ( Or
may be) :-)> > I want to mark all the incoming traffic for a particular vlan
on my> switchport with a precedence of 3.> > I think I would use per pot per
vlan classification for this which is as> follows (assuming port f0/5, vlan
54)> > Class-map match-any DUMMY> Class Map match-all PER_PORT_PER_VLAN_CLASS
(id 2)> Match vlan 54> Match class-map DUMMY> Policy Map SET_PREC_VLAN_B>
Class PER_PORT_PER_VLAN_CLASS> set precedence 3> interface FastEthernet0/5>
switchport mode access> service-policy input SET_PREC_VLAN_B> > Is that
solution correct, if not what is the mistake & the correct solution.> > DOCCD
Reference:>
http://www.cisco.com/en/US/docs/switches/lan/catalyst3550/software/release/1>
2.2_25_seb/configuration/guide/swqos.html#wp1044737> > Thanks for your help.>
> > Pass the CCIE in six weeks, Guaranteed!> http://www.certscience.com/CCIE>
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