From: Wu Jiang (wujiang@xxxxxxxxx)
Date: Tue Jan 16 2001 - 00:13:07 GMT-3
In access lists, wild cast. In dlsw icanreach mac-address statement, reverse.
HTH,
Wu
----- Original Message -----
From: "Les Hardin" <hardinl@bah.com>
To: "Ronnie Royston" <RonnieR@globaldatasys.com>; "'Wayne S. Lewis'" <lewisway@
hcc.hawaii.edu>; "Bill Fallon" <bfallon@eV1.net>; <ccielab@groupstudy.com>
Sent: Tuesday, January 16, 2001 11:05 AM
Subject: RE: DLSW MAC ADDR Filtering and Masks
> Ronnie,
>
> I don't know what I was thinking. 1 = care for MAC and don't care for SAP;
> 0 = care for SAP and don't care for MAC. Is that right? I need some
> sleep, I can't concentrate.
>
> Les
>
> PS I don't know why the stray "3D" is occurring in my messages, I turned
> off HTML!?
>
>
> At 08:55 PM 1/15/2001 -0600, Ronnie Royston wrote:
> >Les,
> >
> >With mac address filters, 0 = don't care bits
> >
> > From CCO:
> >
> >Let's look at a few more examples:
> >
> >dlsw icanreach mac-address 4000.3745.0000 mask ffff.ffff.ffff
> >This command only includes the MAC address 4000.3745.0000. No other MAC
> >addresses will pass this mask.
> >
> >dlsw icanreach mac-address 4000.0000.3745 mask ffff.0000.ffff
> >This command includes all the MAC addresses within the range: 4000.0000.3745
> >to 4000.FFFF.3745.
> >
> >-----Original Message-----
> >From: Les Hardin [mailto:hardinl@bah.com]
> >Sent: Monday, January 15, 2001 6:42 PM
> >To: Ronnie Royston; 'Wayne S. Lewis'; Bill Fallon;
> >ccielab@groupstudy.com
> >Subject: RE: DLSW MAC ADDR Filtering and Masks
> >
> >
> >Folks,
> >
> >According to Cisco documentation 1 =3D don't care and 0 =3D care.
> >
> >Les
> >CCNP/CCDP
> >April 18th Halifax
> >
> >At 07:59 PM 1/15/2001 -0600, Ronnie Royston wrote:
> > >0s =3D don't care
> > >1's =3D care
> > >
> > >-----Original Message-----
> > >From: Wayne S. Lewis [mailto:lewisway@hcc.hawaii.edu]
> > >Sent: Monday, January 15, 2001 5:53 PM
> > >To: Bill Fallon; ccielab@groupstudy.com
> > >Subject: RE: DLSW MAC ADDR Filtering and Masks
> > >
> > >
> > >http://www.cisco.com/warp/public/698/acl200.html
> > >
> > > Thanks,
> > >
> > > Wayne
> > >
> > >
> > >-----Original Message-----
> > >From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > >Bill Fallon
> > >Sent: Monday, January 15, 2001 3:13 PM
> > >To: ccielab@groupstudy.com
> > >Subject: DLSW MAC ADDR Filtering and Masks
> > >
> > >
> > >
> > >"The Knot in my stomach is growing tighter as my day draws nearer!!!"
> > >
> > >anyway,
> > >Lab Date is Feb 15th and 16th and need immediate Clarification Pleeease:
> > >
> > >1) When doing MAC ADDRESS filters for DLSW what is the correct masking
> > >structure in the access list. Is it a wild Card mask or a regular mask an
d
> > >does F=3D"don't care" and 0=3D"care" or vice versa.
> > >
> > >I have gotten a lot of conflicting answers on this.....
> > >
> > >ie:
> > >
> > >Configure a router to stop explorers for mac addresses beginning with
> > >4545.6767
> > >
> > >What should the access list be:
> > >
> > >access-list 700 deny 4545.6767.???? (mask) ????.????.????
> > >access-list 700 permit ??????(What is the Wilcard permit any?)
> > >
> > >
> > >2) When filtering LSAP and/or Netbios packets, and wild card permit any,
> > >are these correct?
> > >
> > >ie. Permit netbios, deny SNA and Permit everything else ( I know this is
> > >not the best way to do the access list but I want to make sure the access
> > >list statments are correct)
> > >
> > >access-list 200 deny 0x0000 0x0d0d --->Deny all SNA
> > >access-list 200 permit 0xf0f0 0x0101 ---->Permit all netbios
> > >access-list 200 permit 0x0000 0xffff =3D=3D=3D=3D>permit ANY
> > >
> > >
> > >
> > >
> > >Thanks in advance,
> > >Bill
> > >
> > >
> > >
> > >
> > >-----------------------------------------------------
> > >Click here for Free Video!!
> > >http://www.gohip.com/free_video/
> > >
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