From: ying chang (ying_c@xxxxxxxxxxx)
Date: Wed May 08 2002 - 10:22:55 GMT-3
Thanks. I probably misinterpreted Steve's original post, which stated
"... i.e That this keyword permits SNA traffic only and not all DLSw
traffic,..."
The word "only" made me to beleive if the keyword "dlsw" is used, SNA
traffic will be the only type of traffic that can go through, but that's not
the case. I still don't know when to use "dlsw" keyword, but I'll stick with
port number for now just to play safe. My gut feeling tells me it's equal to
port 2065, but I don't have anything to support it.
Chang
>From: James Self <j.self@wcom.com>
>To: ying chang <ying_c@hotmail.com>, steven.j.nelson@bt.com,
>ccielab@groupstudy.com
>CC: stephen.paynter@bt.com
>Subject: RE: DLSW Custom Queuing.
>Date: Wed, 08 May 2002 08:58:38 -0400
>
>try this website.. this is what I use....
>
>http://www.cisco.com/warp/public/cc/pd/ibsw/ibdlsw/prodlit/dlsw5_rg.htm
>
>Hopefully it can be of some help....
>
>Thanks,
>James L. Self
>CCDP,CCNP,CCDA,CCNA,CNE
>Sr. Network Engineer I
>Lead Engineer Team C
>GNO/Advance Technical Support
>Worldcom Managed Services
>vnet 966-7450 or 919 377-7450
>ATS_Team_C@lists.wcom.com
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
>ying chang
>Sent: Tuesday, May 07, 2002 6:50 PM
>To: steven.j.nelson@bt.com; ccielab@groupstudy.com
>Cc: stephen.paynter@bt.com
>Subject: RE: DLSW Custom Queuing.
>
>
>Steve,
>
>Thanks for the info. However, let's go back to the original question:
>
>"I was wondering does anyone have a URL that outlines the behaviour of
>custom queuing when using DLSw keyword. i.e That this keyword permits SNA
>traffic only and not all DLSw traffic"
>
>The above question troubles me a little bit, because if I interpret the
>statement correctly, what you are saying is if I use the dlsw keyword in my
>access-list, then SNA traffic will be allowed to go through, but not
>NetBIOS
>or other non-routable traffic.
>
>Why a port number has anything to do with different layer's traffic? From
>the web page, I suspect the dlsw keyword probably is the same as port 2065,
>and we'll only have to worry about the port numbers when the priority queue
>is applied. Otherwise, as far as the custom queue concern, port 2065 should
>be sufficient. I know this contradict with the answers I've seen in the
>past, but I'm more confused than ever when I think about the statement.
>
>Well, I guess I'll have to spend sometime to test it out and see what's
>going on. Until then, if anyone knows when I have to use the the keyword
>"dlsw" and when I should not (other than priority queue), please let me
>know.
>
>Thanks,
>Chang
>
>
> >From: steven.j.nelson@bt.com
> >Reply-To: steven.j.nelson@bt.com
> >To: ying_c@hotmail.com, ccielab@groupstudy.com
> >CC: stephen.paynter@bt.com
> >Subject: RE: DLSW Custom Queuing.
> >Date: Tue, 7 May 2002 18:25:52 +0100
> >
> >Chang Et al,
> >
> >I have found the relevant document on CCO, the URL is :-
> >
> >http://www.cisco.com/warp/public/cc/pd/ibsw/ibdlsw/prodlit/dlsw5_rg.htm
> >
> >Interestingly enough it states that ports 2065 is also only used when
> >prioritisation is required.
> >
> >Thanks
> >
> >Steve
> >
> >-----Original Message-----
> >From: ying chang [mailto:ying_c@hotmail.com]
> >Sent: 07 May 2002 17:14
> >To: Nelson,SJ,Steven,IVNH25 C; ccielab@groupstudy.com
> >Subject: Re: DLSW Custom Queuing.
> >
> >
> >Hi Steve,
> >
> >I also have the same question. Have you verified it can only send SNA
> >traffic already? If you haven't, I would say setup two PCs and see if
> >NetBIOS traffic can pass thru the pipe would be a quick way to verify
>this
> >behavior. After you finish this, you can use dspu to see if there's any
>SNA
> >circuits. I'm not working on DLSW right now, but please keep me posted,
> >because I'd like to know the answer too.
> >
> >Thanks,
> >Chang
> >
> >
> > >From: steven.j.nelson@bt.com
> > >Reply-To: steven.j.nelson@bt.com
> > >To: ccielab@groupstudy.com
> > >Subject: DLSW Custom Queuing.
> > >Date: Tue, 7 May 2002 16:20:26 +0100
> > >
> > >All
> > >
> > >I have noted and tested the scenarios using custom queuing to restrict
> > >bandwidth on an interface based on packet sizes, and I have used as
> > >mentioned in this list the access list for DLSw ports instead of the
>DLSw
> > >keyword in the queuing argument.
> > >
> > >I was wondering does anyone have a URL that outlines the behaviour of
> > >custom
> > >queuing when using DLSw keyword.
> > >
> > >i.e That this keyword permits SNA traffic only and not all DLSw
>traffic,
> >I
> > >have searched CCO but cannot find any reference to it.
> > >
> > >Thanks in advance
> > >
> > >Steve
> > >
> > >Steve Nelson
> > >Customer Engineer
> > >BT Ignite- National Solutions
> > >T: +44 (0)1422 338881 M: +44 (0)7811 944172
> > >e-mail: steven.j.nelson@bt.com
> > >pp HW A170, PO Box 200(HOM-NZ), London, N18 1ZF
> > > > British Telecommunications plc
> > > > Registered office: 81 Newgate Street London EC1A 7AJ
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