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Category Archives: Bug / Known Problem

Negative Overflow of 4-byte AS in Solarwinds Orion Output

27 Monday Mar 2017

Posted by C. M. Stephan in Application, Bug / Known Problem, CodeProject, Development, RootAdmin, TCP/IP

≈ 2 Comments

4-byte (32-bit) BGP Neighbor Information with AsDotNotation

A problem currently exists within Solarwinds where 4-byte (32-bit) ASNs overflow into a negative number when utilizing a portion of the private scoped ASN space specifically, the ranges 2,147,483,648 (32768.0) through 4,294,967,296 (65535.65535) overflow into -2,147,483,648 through -1 respectively.

To show the correct data, we created a custom table utilizing the following WSQL to generate the correct information. See past the snippet for an explanation as to how and why this works.

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