38 messages in net.nether.puck.cisco-nsp[c-nsp] VLSM
FromSent OnAttachments
ShaunJan 10, 2005 4:53 pm 
Gert DoeringJan 10, 2005 5:26 pm 
Stephen J. WilcoxJan 10, 2005 5:27 pm 
matthew zeierJan 10, 2005 5:46 pm 
ShaunJan 10, 2005 6:19 pm 
Michael SmithJan 10, 2005 6:26 pm 
Stephen J. WilcoxJan 10, 2005 6:28 pm 
lis...@hojmark.orgJan 10, 2005 6:55 pm 
Brant I. StevensJan 10, 2005 11:25 pm 
Gert DoeringJan 11, 2005 2:33 am 
Stephen J. WilcoxJan 11, 2005 6:11 am 
Mark PersikoJan 11, 2005 10:49 am 
Gert DoeringJan 11, 2005 11:22 am 
Hudson Delbert J Contr 61 CS/SCBNJan 11, 2005 12:11 pm 
Brant I. StevensJan 11, 2005 12:45 pm 
Pete TemplinJan 11, 2005 12:52 pm 
Stephen J. WilcoxJan 11, 2005 1:30 pm 
Stephen J. WilcoxJan 11, 2005 1:39 pm 
Pete TemplinJan 11, 2005 2:09 pm 
Gert DoeringJan 11, 2005 2:47 pm 
Gert DoeringJan 11, 2005 2:48 pm 
matthew zeierJan 11, 2005 3:09 pm 
lis...@hojmark.orgJan 11, 2005 5:22 pm 
Anson RinesmithJan 11, 2005 5:47 pm 
Michael LoftisJan 11, 2005 5:57 pm 
Stephen J. WilcoxJan 11, 2005 7:23 pm 
Stephen J. WilcoxJan 11, 2005 7:37 pm 
ShaunJan 11, 2005 8:31 pm 
Jon LewisJan 11, 2005 9:48 pm 
Majid FaridJan 12, 2005 12:24 am 
matthew zeierJan 12, 2005 1:23 am 
Ted MittelstaedtJan 12, 2005 1:41 am 
Ted MittelstaedtJan 12, 2005 1:44 am 
Ted MittelstaedtJan 12, 2005 1:51 am 
lis...@hojmark.orgJan 12, 2005 1:18 pm 
lis...@hojmark.orgJan 12, 2005 1:30 pm 
ShaunJan 13, 2005 4:05 am 
Ted MittelstaedtJan 14, 2005 12:29 am 
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Subject:[c-nsp] VLSMActions...
From:Ted Mittelstaedt (te@toybox.placo.com)
Date:Jan 12, 2005 1:44:39 am
List:net.nether.puck.cisco-nsp

Shaun,

Here are 3 documents that I use as quick guides to allocation of subnets out of our own /19, and that may help you to understand the idea of VLSM better:

http://www.freebsd-corp-net-guide.com/CIDR/cidrtable.txt http://www.freebsd-corp-net-guide.com/CIDR/IP_Conversion.htm http://www.freebsd-corp-net-guide.com/CIDR/IPSubnetTable.txt

If you take my advice before you start carving you will invest the time into running a package such as:

http://www.freeipdb.org

While this may seem like more work initially than just using a spreadsheet, in the long run it will save you a great deal of time.

Ted

-----Original Message----- From: cisc@puck.nether.net [mailto:cisc@puck.nether.net]On Behalf Of Shaun Sent: Monday, January 10, 2005 1:45 PM To: cisc@puck.nether.net Subject: [c-nsp] VLSM

I dont have a huge amount of /24's and i need to start carving them up. I found on cisco.com some docs about VLSM and was hoping to get some feed back from some of you about if one should use it or not. The concept of it is great, every customer has a diffrent need for how many ips they need and rather than carving up one /24 into /29's, another into /28's or whatever i could create a subnet to fit my customers exact needs. Just so you know, if it matters, this is for dedicated servers and colocation customers.

Thanks in advance.