Download the new RouterOS 6.10 release over the torrent network: http://www.mikrotik.com/download/routeros-ALL-6.10.torrent

Otherwise please visit http://www.mikrotik.com/download to pick exact version!

6.10 changelog:

*) fix autosupout.rif generation after kernel panic;

*) ovpn - make it work again;

*) ovpn client - remove cipher=any & auth=any options, protocol does not support them;

*) pptp - fixed where Windows & MacOS clients were disconnecting all the time;

*) sstp - make it work with Windows client with AES encryption;

*) ipv6 pool - fix dynamic prefix disappearing which may influence large VPNs with IPv6;

*) ssh client - fix key agreement when sometimes wrong DH algorithm was selected;

*) bgp - multipath eBGP now does not propagate BGP nexthop unless forced in configuration;

*) removed 10/100 half duplex from autonegotiation advertisement on CCR;

Source