On 08/05/2016 11:23 AM, Benjamin Franksen wrote:
> Now, if we change the IP address on the windows PC to another free
> address in the network, channel access first works. Everything is fine
> but only for 3 to 5 minutes. Then connections to the vxWorks IOC fail
> again. Setting the IP address to a third variant has the same effect.
> Everything works but only for a few minutes. Setting the IP address back
> to the original one still doesn't work. Deactivating and re-activating
> the network interface doesn't help. After a while, maybe 15 to 30
> minutes, an IP address that didn't work and wasn't used for that time,
> can be used again, but still, only for 2 to 3 minutes.
What is the network topology like? This behavior sounds like some
security system is blocking IPs based on "suspicious" traffic.
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