OpenVPN 2.3 released

Hurrah! After over a year of development, OpenVPN version 2.3 was released.

List of changes since version 2.2:

• Full IPv6 Support
• SSL is now modular, which allows you to use not only OpenSSL, but also other libraries
• Ability to use PolarSSL instead of OpenSSL
• New API for direct access to certificates, improved logging API and redesigned for easier support in the future
• Added environment variable 'dev_type', which takes the values ​​'TUN' or 'TAP' and can be used by scripts or plugins
• Added --management-external-key option for loading RSA through the management interface
• Added option --management-up-down - tunnel up / down notifications in the management interface
• Added option --x509-track option for more complete access to X.509 fields from scripts and plugins through the new plugin API (v3)
• Added option --client-nat support - NAT one-to-one to prevent conflict of IP addresses between networks
• Added --mark option, which can mark encrypted packets traveling through the tunnel for easier configuration of routing and filewall
• Added option --management-query-proxy - proxy settings through the management interface
• Added option --stale-routes-check, which periodically cleans the internal routing table
• Added option --x509-username-field, with which you can use X.509v3 fields other than Common Name to identify the user
• Added option --memstats - write user stats to memory-mapped binary files
• The auth-token command has been added to the client-side management interface, which allows not to store the login and password in memory in case of authorization by login / password, but instead use a temporary token.
• The remote command has been added in the client-side management interface, which can override the --remote option in the config.
• Improved client-kill command in the management interface
• UTF-8 support has been improved and the --compat-names option has been added to return the old behavior if scripts or plugins break from this.
• Improved authentication through PAM
• Connection block can now use more options than before
• New build system, easier cross-compilation and build under Windows.
• A lot of code got better commented
• Lots of documentation updates
• A large number of bug fixes and code cleanups
• New OpenVPN-GUI
• ... and a bunch of other changes you can read about here

Perhaps this is the best VPN solution for today.

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