The CISCO PIX-515E is a high-performance network security appliance that ensures secure and reliable connectivity for your enterprise network. This rack-mountable device is designed to provide firewall and VPN services to protect against cyber threats. With a minimum RAM of 64 MB and a license category of Enterprise, this CISCO model is a perfect fit for businesses of all sizes. It comes with the VPN-3DES-AES VPN-DES model and can support up to one device. This device is perfect for those seeking a reliable and secure network security appliance.