There are 3 DMR+ talkgroups available on NBDMR:
TG 131 (DMR+ Quebec Server)
TG 133 (DMR+ USA Server)
TG 143 (DMR+ UK Server)
These are intended to provide hotspot users access to the system via the DMR+ Gateways
If a local users keys up and activates this talkgroup, it will automatically disconnect after 5 minutes of no local activity.