Ingate SIParator®/Firewall® is a device that connects to an existing network firewall to seamlessly enable SIP Communications (Session Initiation Protocol). While traditional firewalls block SIP traffic – including mission-critical applications like Voice over IP – the SIParator® resolves this problem, working in tandem with your current security solutions. SIParators®/Firewalls® are available in a range of models to meet the needs of the entire enterprise market.