IBM PureFlex Systems and Cisco Implementation - Lenovo Press 5. IBM System Networking also currently supports these standards and
technologies: VLAN: Virtual Local Area Network. ? PVID: PortVLAN IDs. ? VLAN
tagging. ? PVLAN: protocol-based VLANs. STP: Spanning Tree Protocol. ? RSTP
: Rapid Spanning Tree Protocol. ? PVRST: Per-VLAN Rapid Spanning Tree Protocol.