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Ipv6
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2008
- How to convert Decimal to Binary to HexidecimalI thought that I should write this post after I began discussing a method to covert between these base 10, base 2, and base 16 methods of conveying numbers; and since Phil and I were talking about this today, I figured…
- securecomputing.net.au’s post on IPv6 securitySecure Computing Magazine states that IPv6 presents a clear and present danger to the security of many operating systems. As true as this blanked statement is, it also lacks the necessary qualification of the real…
- Using grep to find IPv6 connections in postfix logsThe following grep and egrep commands will match on IPv6 address blocks that have been assigned so far ( I updated this to match on the AFRINIC block ) : grep smtp /var/log/maillog| egrep…
- ipv6 smtp running for a few days nowSince I enabled IPv6 on Postfix and ensured the DNS records are correct, we have been sending and receiving email with various IPv6-enabled sites. So far it is looking good, even the TLS encrypted sessions are working…
- IPv6 services on suspiciousFinally got around to enabling IPv6 on postfix for suspicious.org. For the longest time the IPv6 tunnel was up to Hurricane Electric, and yet aside from ping6, traceroute6, and the webserver, we weren’t really using…