[Pkg-uml-pkgs] Bug#397309: arp works with -i; redirecting tunctl to /dev/null to keep it quiet.

[shaulka at 012.net.il]

1)
        arp -i "${IF_UML_PROXY_ETHER}" -d "$i" pub 
    does work.

2) I suggest  redirecting tunctl output to  /dev/null to keep it quiet.