Thanks for the idea, but the port carries multiple VLANs. Only one of them needs to be rate-limited.
Frank -----Original Message----- From: Alex Moya [mailto:[email protected]] Sent: Tuesday, March 10, 2009 6:46 AM To: Brad Henshaw Cc: <[email protected]>; <[email protected]> Subject: Re: [c-nsp] Egress shaping/policing for bandwidth control on a 3750-ME Try policing the port Sent from my iPhone On Mar 9, 2009, at 7:59 PM, "Brad Henshaw" <[email protected]> wrote: > Frank Bulk - iName.com wrote: > >> I have two Cisco 3750-ME (Metro) where we are trying to apply >> an 8 Mbps bandwidth limit to it. >> We tried HQM shaping but got a lovely message that "Hierarchical >> service-policies are only supported on ES interfaces". > > Frank, > > The 3750ME can only do per-VLAN shaping on the ES ports. > > You can shape standard ports (but not per-VLAN) in increments of 10% > of > the port speed using the 'srr-queue bandwidth limit' command. To > achieve > 8Mbps with this you'd need to lock the [FastEthernet] port to 10Mbps > and > set the limit to 80%. Buffering of packets is less than ideal. > > The 3750ME supports hierarchical dual-level *ingress* policies on > SVIs. > To use these you need to set 'mls qos vlan-based' on the port and may > or may not need to use a 'match input-interface' statement in the > class > of a subpolicy. (I've never used these so can't comment with > authority) > > I'd provide an example but I'd just be ripping it from page 35-71 of > the 3750 Metro 12.2(46)SE Software Configuration Guide ;-) > > I'm pretty sure neither SVIs nor standard ports support output > policies > so you'd best do as much as you can on the ES ports on ingress from > your > core. > > Note that ingress service policies on 12.2(44)SE1 seem to be broken - > This may also affect other versions. We never logged a bug because > it's > fixed in 12.2(46)SE. > > Overall I think the quality control on IOS releases for the 3750ME > leaves a BLOODY LOT to be desired. > > Regards, > Brad > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
