From: Jennifer Bellucci (Jennifer_bellucci@hotmail.com)
Date: Wed Jan 08 2003 - 20:42:59 GMT-3
Thanks, seen all of them before, was looking for something else. Not to
worry...I'll find it eventually.
----- Original Message -----
From: "John Underhill" <stepnwlf@magma.ca>
To: "Jennifer Bellucci" <Jennifer_bellucci@hotmail.com>;
<ccielab@groupstudy.com>
Sent: Wednesday, January 08, 2003 10:59 PM
Subject: Re: DSCP
> This is to 'match' traffic that already has the dscp bits 'set' in the ip
> header, and then process them via a queuing algorithm, wred, cbwfq, wfq
> etc.. What I was looking for was either a mapping instrument for cos/prec
to
> dscp values, or a way to set dscp bits, like 'set ip dscp' in a policy
map,
> available only in 2600 and up.. Good reading is.. (yes they are urls.. :o)
> There's always QOS for voice to get you started, (only a couple of pages,
> promise..)
>
http://www.cisco.com/application/pdf/en/us/guest/products/ps4032/c1069/ccmig
> ration_09186a008011dfed.pdf
> The 3550 configuration guide, (one of the best books I've read on
switching,
> and lots of QOS..)
>
http://www.cisco.com/en/US/products/hw/switches/ps646/products_configuration
> _guide_book09186a008007f368.html
> Lots of stuff on this page is good..
>
http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/products_configuratio
> n_guides_books_list.html
> And for QOS, cisco QOS config guide..(real page turner..)
>
http://www.cisco.com/en/US/partner/tech/tk652/tk698/technologies_white_paper
> 09186a00800d6b73.shtml
>
> Also QOS for Avvid networks is good, but I couldn't find the url.. :o(
>
> ----- Original Message -----
> From: "Jennifer Bellucci" <Jennifer_bellucci@hotmail.com>
> To: "John Underhill" <stepnwlf@magma.ca>; <ccielab@groupstudy.com>
> Sent: Wednesday, January 08, 2003 12:57 PM
> Subject: Re: DSCP
>
>
> > I could be wrong or just do not understand the question. Have a look
> > below...is this what you are looking for? It was taken from my c2500. Am
I
> > totally off the mark?
> >
> > Thanks
> >
> > r1#v
> > Cisco Internetwork Operating System Software
> > IOS (tm) 2500 Software (C2500-JOS56I-L), Version 12.1(5)T9, RELEASE
> > SOFTWARE (f
> > c1)
> > TAC Support: http://www.cisco.com/tac
> > Copyright (c) 1986-2001 by cisco Systems, Inc.
> > Compiled Mon 25-Jun-01 01:43 by cmong
> > Image text-base: 0x0307EE20, data-base: 0x00001000
> >
> > ROM: System Bootstrap, Version 11.0(10c), SOFTWARE
> > BOOTFLASH: 3000 Bootstrap Software (IGS-BOOT-R), Version 11.0(10c),
> RELEASE
> > SOFT
> > WARE (fc1)
> >
> > r1 uptime is 37 minutes
> > System returned to ROM by power-on
> > System image file is "flash:c2500-jos56i-l.121-5.T9.bin"
> >
> > cisco 2522 (68030) processor (revision M) with 14336K/2048K bytes of
> memory.
> > Processor board ID 05375389, with hardware revision 00000003
> > Bridging software.
> > X.25 software, Version 3.0.0.
> > SuperLAT software (copyright 1990 by Meridian Technology Corp).
> > TN3270 Emulation software.
> > Basic Rate ISDN software, Version 1.1.
> > 1 Ethernet/IEEE 802.3 interface(s)
> > 2 Serial network interface(s)
> > 8 Low-speed serial(sync/async) network interface(s)
> > 1 ISDN Basic Rate interface(s)
> > 32K bytes of non-volatile configuration memory.
> > 16384K bytes of processor board System flash (Read ONLY)
> >
> > Configuration register is 0x2102
> >
> > r1#t
> > Enter configuration commands, one per line. End with CNTL/Z.
> > r1(config)#class-map jbell
> > r1(config-cmap)#match ip dscp 46
> > r1(config-cmap)#match ip dscp 46 ?
> > <0-63> Differentiated services codepoint value
> > af11 Match packets with AF11 dscp (001010)
> > af12 Match packets with AF12 dscp (001100)
> > af13 Match packets with AF13 dscp (001110)
> > af21 Match packets with AF21 dscp (010010)
> > af22 Match packets with AF22 dscp (010100)
> > af23 Match packets with AF23 dscp (010110)
> > af31 Match packets with AF31 dscp (011010)
> > af32 Match packets with AF32 dscp (011100)
> > af33 Match packets with AF33 dscp (011110)
> > af41 Match packets with AF41 dscp (100010)
> > af42 Match packets with AF42 dscp (100100)
> > af43 Match packets with AF43 dscp (100110)
> > cs1 Match packets with CS1(precedence 1) dscp (001000)
> > cs2 Match packets with CS2(precedence 2) dscp (010000)
> > cs3 Match packets with CS3(precedence 3) dscp (011000)
> > cs4 Match packets with CS4(precedence 4) dscp (100000)
> > cs5 Match packets with CS5(precedence 5) dscp (101000)
> > cs6 Match packets with CS6(precedence 6) dscp (110000)
> > cs7 Match packets with CS7(precedence 7) dscp (111000)
> > default Match packets with default dscp (000000)
> > ef Match packets with EF dscp (101110)
> > <cr>
> >
> > r1(config-cmap)#match ip ?
> > dscp Match IP DSCP (DiffServ CodePoints)
> > precedence Match IP precedence
> > rtp Match RTP port nos
> >
> > r1(config-cmap)#match ip
> > ----- Original Message -----
> > From: "John Underhill" <stepnwlf@magma.ca>
> > To: <ccielab@groupstudy.com>
> > Sent: Tuesday, January 07, 2003 3:38 PM
> > Subject: DSCP
> >
> >
> > > Okay, with the 3550, you can map cos/tos bits to dscp values with the
> mls
> > qos
> > > map command, but I can't find anything similar in 12.1 on a 2500..
What
> I
> > need
> > > to know is.. how do you make the mappings between precedence values
and
> > dscp,
> > > and/or, how do you mark incoming flows with the dscp values? With
12.2,
> > you
> > > can mark a flow with a class-map, but in 12.1 the option is not
> available,
> > > only to map with a precedence, yet, you can still use the dscp marker
in
> > wred
> > > CBWFQ.. Any ideas?
> > > .
> > .
.
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