only enable radv if upstream connection available

Alex Bligh alex at alex.org.uk
Wed Jan 9 23:40:38 CET 2013


On 9 Jan 2013, at 21:13, Uwe Kleine-König wrote:

> I'm a bit annoyed because my ipv6 tunnel (via sixxs) is unreliable from
> time to time and I wonder if bird can help me to at least stop sending
> out radv packets to my local machines if the tunnel is not working[1]. (Or
> maybe send packets, but with a zero lifetime.)

Why don't you write a tiny perl script to modify your bird6.conf when
according to when your tunnel starts or stops working (for whatever
value of 'working' you choose), then reload bird, which is a soft
config change. I don't see how bird could intuit what you mean y
'working'.

-- 
Alex Bligh







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