Genuine Original Edgewater Networks EdgeMarc 38T 10/100 Ethernet WAN Router. The EdgeMarc 38T eliminates the need for an external WAN router, provides a 10/100 ethernet switch for the LAN and is the perfect access device for deploying VoIP and data services over T1 or E1 WAN links. EdgeMarc Series appliances provide all of the functions necessary in a CPE demarcation point for hosted VoIP services.Model Number: EdgeMarc 38TFeatures:The EdgeMarc 38T resolves NAT/Firewall traversal problems by providing a “voice-aware” firewall that supports SIP, MGCP, H.323 or SCCP to protect the enterprise LAN.The EdgeMarc 38T also combines sophisticated traffic management mechanisms including classification, prioritization, queuing, rate limiting and call admission control to ensure toll quality voice when using the same WAN link for both voice and data traffic.It includes the same Dynamic Access Control List functionality of existing EdgeMarc Series appliances which automates the provisioning, configuration and management of VoIP endpoints at the CPE.The EdgeMarc 38T includes bi-directional passive voice call monitoring (MOS scoring) to produce speech quality assessment statistics that help enforce service level agreements and facilitate problem resolution of network induced voice quality problems.