Is there any range specification for autonomous systems?

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Posted by:
Muhammad Irfan Basharat
05-February-2015

How autonomous systems are formed?

Question ajoutée par Hozefa Bhinderwala , Technical Associate (NOC Engineer) , Allied Digital Services Ltd.
Date de publication: 2013/11/25

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par tarik RAAZA

ASNs are drawn from a16-bit number field, allowing for65,536 possible values.The block of ASNs from64,512 through65,534 is designated for private use. ASN23,456 is reserved for use in ASN pool transition. The remainder of the values, from1 through to64,511 (less23,456), are available for use in Internet routing.

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par Waqas Rana , Senior Network Engineer CCIE R&S (#61878) , Saudi Aramco Total Refining And Petrochemical Company - Satorp

16-bit integers, Range0 and65535,IANA has reserved AS64512 through to AS65535 to be used as private ASNs.

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par Muaadh Farhan , Network Engineer , The institute of academic sciences

you can check this for answer to your question:

https://www.arin.net/resources/request/asn.html

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par Ali Syed , Head of I.T , Eastdelta

offcourse range for minumum and maximum are always there you can type ? after each prtotocol and see the range. for EIGRP the As number should be same to form a neighbor relation ship. OSPf depends on Area and BGP its defferent you can define with each neighbor also their remote-as

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