Re: RFC 3330 Network Ranges

From: Alexei Monastyrnyi (alexeim@orcsoftware.com)
Date: Thu Apr 10 2008 - 04:27:49 ART


Scott,
if I remember right, according to some reports, not all OS can actually
utilize some of those deprecated IPs which were assigned to RIRs because
of IP stack implementations... Any comments?

Cheers,
A.

Scott Morris said the following on 4/9/2008 6:37 PM:
> Search the archives for more detail (I wrote some a while back).
>
> Off the top of my head:
>
> 1. RFC 1918 addresses
> 10.0.0.0/8
> 172.16.0.0/12
> 192.168.0.0/1
> 2. Loopbacks
> 127.0.0.0/8
> 3. AutoNet
> 169.254.0.0/16
> 4. First and Last Class A, Class B, Class C
> 0.0.0.0/8
> 127.0.0.0/8 (same as loopbacks)
> 128.0.0.0/16
> 191.255.0.0/16
> 192.0.0.0/24
> 223.255.255.0/24
> 5. Multicast & Expirimental
> 224.0.0.0/4
> 240.0.0.0/4
> 6. Couple of oddball things
> 192.0.2.0/24
> 198.18.0.0/15
>
> There were some others that have been deprecated (namely, they've been
> assigned to RIR's and end-companies!)
>
> HTH,
>
>
> Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713, JNCIE-M
> #153, JNCIS-ER, CISSP, et al.
> CCSI/JNCI-M/JNCI-ER
> VP - Technical Training - IPexpert, Inc.
> IPexpert Sr. Technical Instructor
>
> smorris@ipexpert.com
>
>
>
> Telephone: +1.810.326.1444
> Fax: +1.810.454.0130
> http://www.ipexpert.com
>
>
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Salau, Yemi
> Sent: Wednesday, April 09, 2008 11:26 AM
> To: Larry; ccielab@groupstudy.com
> Subject: RE: RFC 3330 Network Ranges
>
> So funny mate!
>
> Actually I feel your pain ... but I can assure you everything will be
> alright.
>
> I wouldn't expect Cisco to ask you to do RFC3330 though, except if they
> provide this reference in the Lab workbook itself. ie. they could provide a
> table similar to that of http://www.faqs.org/rfcs/rfc3330.html
>
> The truth is I would save myself the worry craming such lists, CCIE lab is
> more articulate than that. You seldom need to cram things, however, you have
> to know the basic RFCs such as RFC1918 and RFC1700
>
> I've also searched through the DocCD, can't find any detailed outline of the
> RFC3330 addresses, if someone else find something, please let us know.
>
> Many Thanks
>
> Yemi Salau
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Larry
> Sent: Wednesday, April 09, 2008 4:08 PM
> To: ccielab@groupstudy.com
> Subject: RFC 3330 Network Ranges
>
> Hello,
>
> Was wondering if anyone knew of a reference in the Doc CD that covers the
> 3330 ranges. I have a requirement to block all ranges defined by this RFC
> but can not for the life of me find it on the Doc CD. Would something like
> this even be asked knowing it would require the memorization of the specific
> RFC's if not found in the CD?? I can see 1918 being asked as it is readily
> used throughout but not the 20 or so ranges in 3330.
>
> At this point I have 4 weeks left and can barely remember where my house is
> let alone memorizing anything else. Thanks all!
>
> Larry
>
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