J9155A I HP Threat Management Service zl ModuleThe HP ProCurve Threat Management Services (TMS) zl Module is a multifunction security system for the HP ProCurve Switch 5400zl and Switch 8200zl Series. It is comprised of a stateful firewall, an intrusion detection prevention system (IDS IPS), and a virtual private network (VPN) concentrator. It enables network administrators to compartmentalize department traffic, protect the network from malware, and provide secure remote access and site to site