article on this: http://blog.ine.com/2008/07/08/8023x-flow-control/
-- Garry L. Baker "There is no 'patch' for stupidity." - www.sqlsecurity.com On Sun, Sep 19, 2010 at 4:55 PM, Jason Maynard <[email protected]>wrote: > I was thinking that maybe auto qos would help me determine whether it was > needed or not. > > 3560 > ____ > > Tried "auto qos voip trust" on a GIG interface after disabling QOS, there > were no changes in regards to flowcontrol > > interface GigabitEthernet0/1 > shutdown > srr-queue bandwidth share 10 10 60 20 > queue-set 2 > priority-queue out > mls qos trust cos > auto qos voip trust > > > So I am thinking that you do not need to turn off flowcontrol on 3560. Time > to do the same test on 3550 > > > 3550 > ____ > > Tried "auto qos voip trust" on a GIG interface after disabling QOS, there > were no changes in regards to flowcontrol > > interface GigabitEthernet0/2 > description R2 - Gi0/0 > switchport access vlan 222 > switchport mode access > switchport nonegotiate > mls qos trust cos > auto qos voip trust > wrr-queue bandwidth 10 20 70 1 > wrr-queue queue-limit 50 25 15 10 > wrr-queue cos-map 1 0 1 > wrr-queue cos-map 2 2 4 > wrr-queue cos-map 3 3 6 7 > wrr-queue cos-map 4 5 > priority-queue out > spanning-tree portfast trunk > > :( > > Well I am off to find it in the 3560 guide but at first glance there is not > references regarding flowcontrol > > > > http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_se/configuration/guide/swqos.html#wp1231112 > > > > -----Original Message----- > From: Marko Milivojevic [mailto:[email protected]] > Sent: September-19-10 5:34 PM > To: Jason Maynard > Cc: [email protected] > Subject: Re: [OSL | CCIE_RS] QOS - Flow Control > > I think the manual says something about it having to be disabled for > proper operation. > > -- > Marko Milivojevic - CCIE #18427 > Senior Technical Instructor - IPexpert > > FREE CCIE training: http://bit.ly/vLecture > > Mailto: [email protected] > Telephone: +1.810.326.1444 > Web: http://www.ipexpert.com/ > > On Sun, Sep 19, 2010 at 23:19, Jason Maynard <[email protected]> > wrote: > > Do you need to turn off “flowcontrol” on 3560? > > > > > > > > When you enable “mls qos” on 3550 you get the following message > > > > > > > > Cat1(config)#mls qos > > > > QoS: ensure flow-control on all interfaces are OFF for proper operation. > > > > > > > > On 3560 no message in displayed > > > > > > > > Cat2(config)#mls qos > > > > > > > > Thoughts? ..... > > > > > > > > I know I could have looked it up but I thought I would share this so > > everyone becomes aware. > > > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, please > > visit www.ipexpert.com > > > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com >
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