From: Victor Cappuccio (cvictor@protokolgroup.com)
Date: Sat Nov 05 2005 - 21:57:19 GMT-3
Hello Ryan,
By Default, the 3550, does not process the COS Values, so you must enamble
QoS in the catalyst
once QoS is enabled you must tell the switch how to process the frames this
done via the interface command mls qos trust cos.
HTH
--- Victor Cappuccio cvictor@protokolgroup.com ..O. ....O OOO ----- Original Message ----- From: "The Great Ryan" <pv.ryan@gmail.com> To: "Cisco certification" <ccielab@groupstudy.com> Sent: Saturday, November 05, 2005 8:48 PM Subject: cos classification of FastEthernet port on Catalyst 3550 Switch> Hi Group, > > During cos classification of packet when entering FastEthernet port on > Catalyst 3550 switch, do I need to trust the cos value before > performing cos-mapping ? > > i.e. > > interface FastEthernet 0/1 > mls qos trust cos <--- Is this needed to performing cos-mapping ? > wrr-queue cos-map 1 5 6 7 > wrr-queue cos-map 2 2 3 4 > wrr-queue cos-map 3 1 > wrr-queue cos-map 4 0 > > > Thanks ! > Ryan > > _______________________________________________________________________ > Subscription information may be found at: > http://www.groupstudy.com/list/CCIELab.html
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