diff options
| -rwxr-xr-x | scripts/vyatta-link-detect | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/scripts/vyatta-link-detect b/scripts/vyatta-link-detect index ff3886e2..72874571 100755 --- a/scripts/vyatta-link-detect +++ b/scripts/vyatta-link-detect @@ -18,7 +18,9 @@ fi # 1 - ignore receive if admin_down # 2 - ignore receive if admin_down or link down set-sysctl () { - sudo sh -c "echo $2 >/proc/sys/net/ipv4/conf/$1/link_filter" + if [ -f /proc/sys/net/ipv4/conf/$1/link_filter ]; then + sudo sh -c "echo $2 >/proc/sys/net/ipv4/conf/$1/link_filter" + fi # sudo sh -c "echo $2 >/proc/sys/net/ipv6/conf/$1/link_filter" } |