We are working on NSSA.
Eugene
What's new in 2.9.19:
*) fixed BGP memory leak in routing package;
*) implemented write-sect-total for RB500;
*) added feature to access hotspot servlet pages by suffix ".cgi";
*) fixed bug in sniffer;
*) changed simple queues to work better together with pppoe;
*) added WinBox support in webproxy-test package;
*) PPTP client now uses PPTP TCP keepalives too;
*) changed hotspot not to detect new hosts from broadcast requests;
*) added hooks before hotspot dynamic firewall rules for custom modifications;
*) added NSSA support for OSPF;