Fixing packet type change - clear mac adress parameters, disable negation of protocol. On switch back properly enable only some parameters, some stay disabled.
Reimplement statistics timer - starting after succcess load on 30 seconds. After that stoped, load stats again and timer again started.
New default settings
Writing rule on start - settings option
Set fixed size of windows
Delete testing form temp files
Disable bridge nf call iptables and ip6tables by echo 0 > /proc/sys/net/bridge/bridge-nf-call..... on saving rules to system.