@mhoam They've withdrawn the FW due to some issues with OC. Instead they've released the 2.1.4 beta. However, as I use my er605 in standalone mode I am yet to encounter any issue. I hope they'll...

I've installed the 2.2.0 FW for ER605v2 and implemented IPV6 ACLs. All ports are now in stealth mode, some of which are open earlier.