This may prove useful from the Schema definitionfor QoS Table:

type: string
The type of QoS to implement. The currently defined types are listed below:
linux-htb
Linux ''hierarchy token bucket'' classifier. See tc-htb(8) (also at http://linux.die.net/man/8/tc-htb) and the HTB manual (http://luxik.cdi.cz/~devik/qos/htb/manual/userg.htm) for information on how this classifier works and how to configure it.

linux-hfsc
Linux "Hierarchical Fair Service Curve" classifier. Se

On 12/04/2013 09:54 PM, ashish yadav wrote:
Hi,

AFAIK,  Ingress is Policing  & QOS/Queue is shaping.

Ben,
Please correct me If I am wrong here.

Thanks & Regards
    Ashish



On Thu, Dec 5, 2013 at 11:10 AM, Linux user <linuxuser...@gmail.com <mailto:linuxuser...@gmail.com>> wrote:

    Hi,

    Thanks for Info.

    If QOS/Queue is shaping or Policing ?
I doubt as QOS/Queue (for egressing/outgoing traffic) use queues but Ingress Policing don't use queues.


    Thanks




    On Thu, Dec 5, 2013 at 11:04 AM, ashish yadav
    <ashishyada...@gmail.com <mailto:ashishyada...@gmail.com>> wrote:

        Hi,

        Ingress Policing is used for incoming traffic at interface &
        QOS/Queue is used for egressing (outgoing) traffic at interface.

        Hope this will help you in understanding.

        Thanks & Regards
              Ashish


        On Thu, Dec 5, 2013 at 10:26 AM, Linux user
        <linuxuser...@gmail.com <mailto:linuxuser...@gmail.com>> wrote:

            Hi,

            I was looking for TC (Traffic Control) with OVS.
            While going through:
              1. FAQ : Find explanation for QOS
              2. Configuration Cookbook: Find QoS Rate-Limiting
            (Ingress Policing)
              3. ovs-vswitchd.conf.db: Find Ingress Policing & QOS/Queue

            After going through above, Its Create some Confusion.

            Could any one Please tell  basic difference between
            Ingress Policing and QOS/Queue ?

            In which case/scenario we can use these policies ?

            Thanks


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