Today’s firmware release, Route10 f/w version 1.3x, including the following fix
seems to have resolved the issue mentioned above.
Now, the Port forward rule includes the source IP.
uci show firewall | grep redirect
output
firewall.@redirect[0]=redirect
firewall.@redirect[0].target=‘DNAT’
firewall.@redirect[0].name=‘30/Multimedia:LGTV, DLNA on NAS, SSDP Discovery’
firewall.@redirect[0].proto=‘udp’
firewall.@redirect[0].src=‘lan’
firewall.@redirect[0].dest=‘lan’
firewall.@redirect[0].src_ip=‘192.168.30.12’
firewall.@redirect[0].src_dport=‘1900’
firewall.@redirect[0].src_dip=‘239.255.255.250’
firewall.@redirect[0].dest_ip=‘192.168.50.2’
firewall.@redirect[0].dest_port=‘1900’
so, I assume it’s working as expected now.