What's new in 2.9.16:
*) fixed ospf bugs that caused problems when multiple addresses were
assigned to the same interface;
*) added option for enabling TCP SYN cookies;
What's new in 2.9.15:
*) fixed mac address changing (improves vrrp)
*) fixed dns cache, it could stop working
*) added server-name and interface-name variables in hotspot servlet pages;
*) fixed bonding, works better with wds slaves
*) fixed wireless related kernel crashes when some combinations of
nstreme/framer-policy/encryption are used;
*) added support for VerizonWireless CDMA modem;
*) fixed major bug in routing protocol operation that was
introduced in 2.9.13;
*) decreased default queue size for Simple Queues (uses less memory);
*) fixed bug - system backup did not work on RB500;
*) disabling connection tracking could sometimes crash router;