From: Les Hardin (hardinl@xxxxxxx)
Date: Tue Jan 16 2001 - 00:05:59 GMT-3
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 and
> >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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