No the s2s tunnel name is NOT editable/changeable 

In all RV34X/RV260x/160x routers:- just configure the site-to-site tunnels as per the settings required in the S2S GUI config pages ONLY- DO NOT ADD ANY ADDITIONAL/MANUAL/EXPLICIT ACL-RULES (PERMITS/DENY/ETC) FOR IPSEC TUNNELED NETWORKS...there is NO...

yes it is a firewall service bug for sure. It looks like the firewall-service is getting reloaded (and therefore the existing connections are also kind of flushed...resulting in connection re-transmission) for every new rules-entry done...its definit...

Hi try by doing either of the below: 1. under WAN/MultiWAN section for each wan interface (1 & 2), edit and disable "Network Service Detection" feature completely- and then each time do a apply and then do a permanent save to startup config (in Admin...

Followup explanation/observation of your issue (as understood by me) is >>>>For example, PC A 172.16.1.10 tries to ping PC B 192.168.15.20. The ICMP request reaches PC B and the response is sent. But it >>>never reaches the gateway.>>>I'm not sure if...