they don't exactly do vtp they don't support that they do Generic Vlan Registration Protocol (GVRP) which is same concept
page 26
http://www.cisco.com/c/dam/en/us/td/docs/switches/lan/csbms/sf30x_sg30x/administration_guide/78-19308-01.pdf
The GVRP page displays information regarding GARP VLAN Registration Protocol
(GVRP) frames that were sent or received from a port. GVRP is a standards-based
Layer 2 network protocol, for automatic configuration of VLAN information on
switches. It was defined in the 802.1ak amendment to 802.1Q-2005.
