Походу какие-то проблемы с UDP через нат...
nas1# cat /boot/loader.conf
autoboot_delay="1"
vm.kmem_size=1G
net.inet.tcp.syncache.hashsize=1024
net.inet.tcp.syncache.bucketlimit=100
net.inet.tcp.tcbhashsize=4096#dmesg -a
Copyright (c) 1992-2009 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 7.1-RELEASE-p3 #9: Sun Feb 22 22:08:47 EET 2009
root@nas1:/usr/obj/usr/src/sys/NAS
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 5400+ (2785.83-MHz K8-class CPU)
Origin = "AuthenticAMD" Id = 0x60fb2 Stepping = 2
Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
Features2=0x2001<SSE3,CX16>
AMD Features=0xea500800<SYSCALL,NX,MMX+,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
AMD Features2=0x11f<LAHF,CMP,SVM,ExtAPIC,CR8,Prefetch>
Cores per package: 2
usable memory = 2134016000 (2035 MB)
avail memory = 2057895936 (1962 MB)
nas1# cat /etc/sysctl.conf | grep -v #
security.bsd.see_other_uids=0
security.bsd.see_other_gids=0
net.inet.tcp.blackhole=2
net.inet.udp.blackhole=1
net.inet.icmp.drop_redirect=1
net.inet.icmp.log_redirect=1
net.inet.tcp.sendspace=65536
net.inet.tcp.recvspace=65536
net.link.ether.inet.max_age=1200
net.inet.ip.sourceroute=0
net.inet.ip.accept_sourceroute=0
net.inet.icmp.bmcastecho=0
net.inet.icmp.maskrepl=0
net.inet.icmp.icmplim=10000
net.inet.tcp.msl=7500
kern.ipc.somaxconn=32768
net.inet.ip.ttl=128
security.bsd.see_other_uids=0
security.bsd.see_other_gids=0
net.inet.ip.ttl=128
net.inet.icmp.bmcastecho=0
kern.maxfiles=128000
kern.maxfilesperproc=65000
kern.ipc.maxsockets=204800
kern.ipc.nmbclusters=65536
net.inet.ip.portrange.first=1024
net.inet.ip.portrange.last=65534
net.inet.ip.portrange.randomized=0
net.inet.ip.fastforwarding=1
net.inet6.ip6.forwarding=1
net.inet.ip.redirect=1
