https://devzone.nordicsemi.com/f/nordic-q-a/4043/is-there-a-way-to-increase-the-8-connection-limit-of-s120We have implemented serialization for S120 and are offloading most of the processing load to a different host machine. We want to establish multiple connections. In various forum posts that I have read on devzone, it seems that the max number of connectionsen-USTelligent Community 13Fri, 10 Oct 2014 09:02:24 GMThttps://devzone.nordicsemi.com/thread/14509?ContentTypeID=1Fri, 10 Oct 2014 09:02:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e155efd4-0f15-4f11-a712-dcd00fbeb934Petter Myhre<p>The S120 SoftDevice is limited to 8 concurrent connections, with or without serialization. See the <a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/S120_5F00_SoftDevice_5F00_Specification_5F00_v1.1.pdf">S120 SoftDevice Specification</a> for more information.</p> <p>If you need more than 8 concurrent connections, you may want to investigate other protocols, for example ANT.</p><div style="clear:both;"></div>