My setup to use that 2nd wan hasn’t been completed yet, so there is nothing in the firewall to mark packets to be routed via it.
[root@NethServer ~]# ./speedtest_cli.py --source=76.91.205.244
Retrieving speedtest.net configuration...
Retrieving speedtest.net server list...
Testing from Time Warner Cable (76.91.205.244)...
Selecting best server based on latency...
Hosted by WebNX (Los Angeles, CA) [17.74 km]: 17.858 ms
Testing download speed........................................
Download: 82.97 Mbit/s
Testing upload speed..................................................
Upload: 23.12 Mbit/s
[root@NethServer ~]# ./speedtest_cli.py --source=10.10.0.198
Retrieving speedtest.net configuration...
Retrieving speedtest.net server list...
Testing from LogicWeb Inc (64.64.123.7)...
Selecting best server based on latency...
Hosted by SoftLayer Technologies, Inc. (London) [0.89 km]: 164.705 ms
Testing download speed........................................
Download: 28.66 Mbit/s
Testing upload speed..................................................
Upload: 7.21 Mbit/s
[root@NethServer ~]#
Based on the server chosen by Speedtest, you can see I am always using my ethernet/cable modem.
Cheers.