M4100-50G-POE+ sFlow with PRTG. Has anyone done this?

(M4100-50G-POE+) #show sflow agent

sFlow Version.................................. 1.3;Netgear Inc.;10.0.1.16

IP Address..................................... 172.16.121.5  (this is the IP address of the switch, which should be the agent address)

(M4100-50G-POE+) #show ip interface brief

Interface State IP Address IP Mask Method

---------- ----- --------------- --------------- -------

(empty) (example show using vlan id) (which vlan is should be used - if any) (does this need to be set?) (if it does, how to set with CLI?)

(M4100-50G-POE+) #show vlan

Maximum VLAN Entries........................... 1024

VLAN Entries Currently in Use.................. 2

VLAN ID VLAN Name VLAN Type

------- -------------------------------- -------------------

1 default Default

2 Auto VoIP AUTO VoIP