HOMEVoIP (Voice over IP)Media GatewayEnterprise Session Border Router (ESBR) 64 Transcoded Calls, 96 SIP Sessions (SIP back-to-back calls), Upgradeable to 196 SIP Sessions, 2x Patton 11-11158 Enterprise Session Border Router (ESBR) 64 Transcoded Calls, 96 SIP Sessions (SIP back-to-back calls), Upgradeable to 196 SIP Sessions, 2x SKU #11-11158 Oh oh! That product is no longer available... Check out these alternatives FlyingVoice FPX9102H Multi-function VoIP Gateway, Gigabit Router, WiFi, 2x FXO Details Grandstream GWN7062ET Dual-WAN Long Range Wi-Fi 6 802.11ax Gigabit VPN Router, ... Details Grandstream GXW4216V2 16 Port FXS Analog VoIP Gateway Details Grandstream GXW4224V2 24 Port FXS Analog VoIP Gateway Details VIEW ALL Media Gateway