For next test, I downgraded nfs-kernel-server and nfs-common and all depedned libs to squeeze version - NOTHING CHANGED.
libevent-1.4-2_1.4.13-stable-1_armel.deb
libnfsidmap2_0.25-5_armel.deb
librpcsecgss3_0.19-6_armel.deb
nfs-common_1.2.2-4squeeze2_armel.deb
nfs-kernel-server_1.2.2-4squeeze2_armel.deb
so this seems to be permanent problem with zyxel and way it uses filesystems ?
nobody is able to help me ?
libevent-1.4-2_1.4.13-stable-1_armel.deb
libnfsidmap2_0.25-5_armel.deb
librpcsecgss3_0.19-6_armel.deb
nfs-common_1.2.2-4squeeze2_armel.deb
nfs-kernel-server_1.2.2-4squeeze2_armel.deb
so this seems to be permanent problem with zyxel and way it uses filesystems ?
nobody is able to help me ?