... Dial PlanUpdate firmware by local or internetField proven compatible with Asterisk-based soft switches Features 4 SIM cards per ... CODECsG.729A, G.723.1, G.711 a/ulawNetwork ProtocolsIPv4, TCP, UDP, PPPoE, DHCP, DNS, NAT, Telnet, HTTP, FTP, ... Supply100-240VAC, 50 - 60 HzDimensions- Rack mountable 1U chassis (compatible with 19" Rack)- Width: 482mm- Height: 44mm- Depth: 210mmWeight2.5kgOperating ...