From: CCIEin2006 (ciscocciein2006@gmail.com)
Date: Fri May 12 2006 - 12:00:33 ART
Thanks for your response.
Its kinda strange that they would call that a "Range of UDP ports"
They should call it "Number of Ports in Range"
Why is it when you do an acl you enter a range like so:
access-list 100 permit udp any any range 16383 32767
Can't Cisco keep anything consistent?
On 5/12/06, Scott Morris <swm@emanon.com> wrote:
>
> Because it's not a range as in low-high #.
>
> Emanon-R1(config-route-map)#class-map Who-Knows
> Emanon-R1(config-cmap)#match ip rtp ?
> <2000-65535> Lower bound of UDP destination port
>
> Emanon-R1(config-cmap)#match ip rtp 16384 ?
> <0-16383> Range of UDP ports
>
> Emanon-R1(config-cmap)#match ip rtp 16384 16383 ?
> <cr>
>
> Emanon-R1(config-cmap)#
>
> So you give it your starting point and then the number of ports (e.g.
> 16384
> + 16383 of them = 16384-32767)
>
> HTH,
>
>
> Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713, JNCIE
> #153, CISSP, et al.
> CCSI/JNCI
> IPExpert CCIE Program Manager
> IPExpert Sr. Technical Instructor
> smorris@ipexpert.com
> http://www.ipexpert.com
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> CCIEin2006
> Sent: Friday, May 12, 2006 10:33 AM
> To: ccielab@groupstudy.com
> Subject: Matching VOIP packets in a class map
>
> Hello group,
>
> I am confused about the proper way to match on voice packets in a class
> map.
>
> According to Odom's QOS book, he often uses the following commands:
>
> class-map match-all voip-rtp
> match ip rtp 16384 16383
>
> Is he specifically matching only 16384 and 16383 or is he matching a
> range?
> Why does he place 16383 before 16384?
>
> Thanks
>
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