diff options
Diffstat (limited to 'sysconfig/network-scripts/ifdown-ipv6')
| -rwxr-xr-x | sysconfig/network-scripts/ifdown-ipv6 | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/sysconfig/network-scripts/ifdown-ipv6 b/sysconfig/network-scripts/ifdown-ipv6 index 23084670..41026b5b 100755 --- a/sysconfig/network-scripts/ifdown-ipv6 +++ b/sysconfig/network-scripts/ifdown-ipv6 @@ -11,7 +11,7 @@ # # RHL integration assistance by Pekka Savola <pekkas@netcore.fi> # -# Version 2002-01-25 +# Version 2002-04-12 # # Note: if called as (like normally) by /etc/sysconfig/network-scripts/ifdown # exit codes aren't handled by "ifdown" @@ -100,10 +100,15 @@ fi # Get local IPv4 address of dedicated tunnel ipv4addr6to4local="`ipv6_get_ipv4addr_of_tunnel tun6to4 local`" -# Check against configured 6to4 tunnel to see if this interface was used before -if [ "$ipv4addr" != "$ipv4addr6to4local" ]; then - # IPv4 address of interface does't match local tunnel address, interface was not used for current 6to4 setup +if [ -z "$ipv4addr" -o -z "$ipv4addr6to4local" ]; then + # no IPv4 addresses given, 6to4 sure not configured valid6to4config="no" +else + # Check against configured 6to4 tunnel to see if this interface was used before + if [ "$ipv4addr" != "$ipv4addr6to4local" ]; then + # IPv4 address of interface does't match local tunnel address, interface was not used for current 6to4 setup + valid6to4config="no" + fi fi # Shutdown of 6to4, if configured |