From: Udo (ccie_groupstudy@yahoo.de)
Date: Sun Nov 26 2006 - 03:38:30 ART
Hi JoJo,
do you think this is riht for match voice traffic ?
In many solution I found only udp ports starting from 16384 to 32768 !?
So when the task ask for match _all_ voice traffic ..what is right ?
greetz
udo
> Michael,
>
> There are specific port numbers you have to memorized for voice traffic and
> EF and control traffic AF31.
> Look below
> HTH
> JoJo
>
> class-map match-any VOICE
> match ip dscp ef
> match access-group 102
> !
> !
> policy-map IPT
> class VOICE
> priority 560
> class class-default
> fair-queue
> policy-map IPT-HIGH
> class VOICE
> priority 768
> class class-default
> fair-queue
> policy-map IPT-HIGHER
> class VOICE
> priority 1024
> class class-default
> fair-queue
> !
> access-list 102 permit udp any any range 16384 32768
> access-list 102 permit tcp any eq 2000 any
> access-list 102 permit ip any any precedence critical
> access-list 102 permit tcp any eq 1720 any
> access-list 102 permit ip any any dscp af31
>
>
>
>
> >From: "Michael Zuo" <mzuo@ixiacom.com>
> >Reply-To: "Michael Zuo" <mzuo@ixiacom.com>
> >To: "Cisco certification" <ccielab@groupstudy.com>
> >Subject: Definition of VoIP traffic
> >Date: Sat, 25 Nov 2006 18:33:38 -0800
> >
> >Hi Group,
> >
> >
> >
> >IEWB lab 18 has sections where QoS needs to identify VoIP traffic. Are
> >the protocol/port number used by VoIP always fixed (like FTP)? Ie, is
> >VoIP always on TCP port 1720 and UDP port 16384 to 32767?
> >
> >
> >
> >I'd like to know if this is something I have to memorize by heart for
> >the lab, or this is something I need to ask the proctor if not specify
> >in the requirements?
> >
> >
> >
> >Is there any other protocol/port numbers we are supposed to know in
> >addition to the well known ones such as HTTP/FTP/SSH and so on? It
> >seems a little scary that I could lose a few points for a security/QoS
> >related question just because I don't know what TCP/UDP ports a protocol
> >is running on (or even worse, miss a port number)....
> >
> >
> >
> >
> >
> >Any advice?
> >
> >
> >
> >Thanks a lot.
> >
> >_______________________________________________________________________
> >Subscription information may be found at:
> >http://www.groupstudy.com/list/CCIELab.html
>
>
> >From: "Michael Zuo" <mzuo@ixiacom.com>
> >Reply-To: "Michael Zuo" <mzuo@ixiacom.com>
> >To: "Cisco certification" <ccielab@groupstudy.com>
> >Subject: Definition of VoIP traffic
> >Date: Sat, 25 Nov 2006 18:33:38 -0800
> >
> >Hi Group,
> >
> >
> >
> >IEWB lab 18 has sections where QoS needs to identify VoIP traffic. Are
> >the protocol/port number used by VoIP always fixed (like FTP)? Ie, is
> >VoIP always on TCP port 1720 and UDP port 16384 to 32767?
> >
> >
> >
> >I'd like to know if this is something I have to memorize by heart for
> >the lab, or this is something I need to ask the proctor if not specify
> >in the requirements?
> >
> >
> >
> >Is there any other protocol/port numbers we are supposed to know in
> >addition to the well known ones such as HTTP/FTP/SSH and so on? It
> >seems a little scary that I could lose a few points for a security/QoS
> >related question just because I don't know what TCP/UDP ports a protocol
> >is running on (or even worse, miss a port number)....
> >
> >
> >
> >
> >
> >Any advice?
> >
> >
> >
> >Thanks a lot.
> >
> >_______________________________________________________________________
> >Subscription information may be found at:
> >http://www.groupstudy.com/list/CCIELab.html
>
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