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Is there a way to get notified during WAN failover or failback???

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Milkman

Occasional Visitor
I was thinking about getting a backup 4G WAN, but I would want to know when it fails over so that I could take some actions on my PC's to limit bandwidth. Also I would like to know when it fails back so that I could resume normal operations.

I thought that the failover was a great feature, but was shocked that there was no notification that I could find.
 
I was thinking about getting a backup 4G WAN, but I would want to know when it fails over so that I could take some actions on my PC's to limit bandwidth. Also I would like to know when it fails back so that I could resume normal operations.

I thought that the failover was a great feature, but was shocked that there was no notification that I could find.

With the RMerlin firmware the use of custom scripts allows many GUI 'nice-to-have' features (that have been shockingly :p omitted) to be implemented.
It took me a while, but I did eventually get the hang of scripting - despite my ugly code :D

The following code snippet shows how you use the wan-start event to detect the switch between the DSL modem and the USB modem (and vice-versa), and modify allowed apps/traffic to prevent using the costly USB .

http://www.snbforums.com/threads/reality-check-can-i-do-this-relatively-easily.17579/#post-122367

Also you can send an email (by using the example wiki email script) to also detect if the WAN I/P changes etc. by adding the appropriate script lines to wan-start etc.

Code:
# Send email for WAN connection
/jffs/scripts/GMailSSL.sh

# Save the current WAN I/P address
echo $MY_WANIPADDR >/tmp/mnt/$MYROUTER/IPADDR.txt

NOTE: The original script was written when DUAL-WAN failover fallback wasn't fully implemented by ASUS so my script would schedule a reboot to force the use of the ADSL modem connection @3:00.
 
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