RE: Basic QoS config

From: Mohammad Mousa <mohd-mousa_at_hotmail.com>
Date: Wed, 13 Mar 2013 20:08:49 +0000

With a little search. I saw SNMP uses udp 161/162 as joe said. which port number can operate over TCP?

Thanks,

> Date: Wed, 13 Mar 2013 16:03:47 -0400
> Subject: Re: Basic QoS config
> From: ronnie.angello_at_gmail.com
> To: joeastorino1982_at_gmail.com
> CC: femi0802_at_gmail.com; tosara_at_gmail.com; ccielab_at_groupstudy.com
>
> ...and SNMP *can* also use TCP.
>
> On Wed, Mar 13, 2013 at 3:47 PM, Joe Astorino <joeastorino1982_at_gmail.com>wrote:
>
> > Sorry....for some reason my brain saw SNMP when you clearly wrote
> > SMTP. Carry on!
> >
> > On Wed, Mar 13, 2013 at 3:47 PM, Joe Astorino <joeastorino1982_at_gmail.com>
> > wrote:
> > > SNMP also uses UDP 161,162 not TCP : )
> > >
> > > On Wed, Mar 13, 2013 at 11:07 AM, ftt <femi0802_at_gmail.com> wrote:
> > >> Hi
> > >>
> > >> Without labbing this up, it looks to me like method 1 does two things,
> > >> restricts snmp traffic to 256k and restricts total bandwidth to 512k.
> > >> Method 2 restricts snmp traffic to 256k, but doesn't control total
> > traffic
> > >> (i.e any other types of traffic).
> > >>
> > >> Therefore i will say, because your question was about restricting snmp
> > >> traffic ONLY, both methods meet the requirement as there are no
> > >> requirements about total traffic not exceeding 512k.
> > >>
> > >>
> > >>
> > >>
> > >> On Sun, Mar 10, 2013 at 11:43 AM, Sarad <tosara_at_gmail.com> wrote:
> > >>
> > >>> Hi Guys,
> > >>>
> > >>> I came up with the bellow doubt in my mind while labing some QoS stuff,
> > >>> appreciate if you can share your opinion on this
> > >>> R1 & R2 connected with a 512 Kbps link, We need to gurantee snmp will
> > get
> > >>> 256Kbps in a congested scenario. Between two methods bellow what do you
> > >>> think most appropriate method? Issue I see with method 2 is bandwidth
> > >>> command on the interface will not limit the traffic as a result
> > traffic can
> > >>> go up to the physical interface rate. So I believe option 1 is more
> > >>> accurate. Please let me know what your openion on this.
> > >>>
> > >>>
> > >>>
> > >>> *Methos 1*
> > >>>
> > >>> access-list extended SMTP_TO_SERVER
> > >>> permit tcp any host any eq smtp
> > >>>
> > >>>
> > >>> class-map match-all SMTP_TO_SERVER
> > >>> match access-group name SMTP_TO_SERVER
> > >>>
> > >>> *policy-map CBWFQ
> > >>> class class-default
> > >>> shape-average 512000
> > >>> class SMTP_TO_SERVER
> > >>> bandwidth 256
> > >>> *
> > >>> interface Serial0/0/0
> > >>> bandwidth 512
> > >>> service-policy output CBWFQ
> > >>>
> > >>>
> > >>>
> > >>> interface Serial0/0/0
> > >>> bandwidth 512
> > >>> service-policy output CBWFQ
> > >>>
> > >>>
> > >>>
> > >>>
> > ---------------------------------------------------------------------------------------
> > >>> *Method 2*
> > >>>
> > >>> interface Serial0/0/0
> > >>> bandwidth 512
> > >>> service-policy output CBWFQ
> > >>> ip access-list extended SMTP_TO_SERVER
> > >>> permit tcp any host any eq smtp
> > >>>
> > >>>
> > >>> class-map match-all SMTP_TO_SERVER
> > >>> match access-group name SMTP_TO_SERVER
> > >>>
> > >>> *policy-map CBWFQ
> > >>> class SMTP_TO_SERVER
> > >>> bandwidth 256*
> > >>>
> > >>> interface Serial0/0/0
> > >>> bandwidth 512
> > >>> service-policy output CBWFQ
> > >>>
> > >>> Thanks
> > >>> Sara
> > >>>
> > >>>
> > >>> Blogs and organic groups at http://www.ccie.net
> > >>>
> > >>> _______________________________________________________________________
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> > >>
> > >>
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> > >>
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> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >
> > >
> > >
> > > --
> > > Regards,
> > >
> > > Joe Astorino
> > > CCIE #24347
> > > http://astorinonetworks.com
> > >
> > > "He not busy being born is busy dying" - Dylan
> >
> >
> >
> > --
> > Regards,
> >
> > Joe Astorino
> > CCIE #24347
> > http://astorinonetworks.com
> >
> > "He not busy being born is busy dying" - Dylan
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
> > _______________________________________________________________________
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html

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Received on Wed Mar 13 2013 - 20:08:49 ART

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