Last driver update broken jumbo frames (>2k size) How-To-Repeat: install last RELENG_6 and try to "ping -s 3000 neigborhost"
Oops, I've mean "jumbo frames in em driver has been broken in RELENG_6" -- Vladimir Ivanov
Responsible Changed From-To: freebsd-bugs->jfv Over to maintainer.
Works for me on current: root@:~ # ping -s 3000 192.168.100.1 PING 192.168.100.1 (192.168.100.1): 3000 data bytes 3008 bytes from 192.168.100.1: icmp_seq=0 ttl=64 time=0.385 ms 3008 bytes from 192.168.100.1: icmp_seq=1 ttl=64 time=0.366 ms 3008 bytes from 192.168.100.1: icmp_seq=2 ttl=64 time=0.365 ms