{"product_id":"4-fxs-4-fxo-port-gateway","title":"4 FXS 4 FXO PORT GATEWAY","description":"\u003cp\u003e- FXS Ports: 4 \u003cbr\u003e- FXO Ports: 4\u003cbr\u003e- IMS\/SIP\/MGCP protocols\u003cbr\u003e- Unequalled configurability of FXS and FXO ports\u003cbr\u003e- TLS\/SRTP\u003cbr\u003e- L2TP\/OpenVPN client\u003cbr\u003e- 500 routing and number-manipulation rules\u003cbr\u003e- Configurable SIP ports and IP-address whitelist \u003cbr\u003e- High-speed fax with maximum rate of 33,600 bps by T.38 or G.711 pass-through \u003cbr\u003e- Polarity-reversal\/busy-tone detection\u003cbr\u003e- High availability \u0026amp; PSTN failover\u003cbr\u003e- Auto provisioning\u003cbr\u003e- Remote access via the Redstone Cloud*\u003cbr\u003e- Management with the Redstone or third-party Remote Device Management Systems (TR-069, SNMP)\u003cbr\u003e- Interoperability with popular SIP servers, such as Cisco CallManager\/CUCM, Broadsoft, Microsoft Skype for Business (Lync), and Asterisk\/Elastix\u003cbr\u003e- Class I lightning protection\n\u003cbr\u003eUPC: RED-RGW8-4S-4\n\u003cbr\u003eManufacturer: REDSTONE\n\u003cbr\u003ePartNumber: RED-RGW8-4S-4\u003c\/p\u003e","brand":"REDSTONE","offers":[{"title":"Default Title","offer_id":42564434624608,"sku":"RED-RGW8-4S-4","price":184.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/2462\/2944\/files\/1407cc8d-94f7-487c-970d-e6cd8b0e92b5.jpg?v=1770438575","url":"https:\/\/supplycentralstore.com\/products\/4-fxs-4-fxo-port-gateway","provider":"supplycentralstore2025","version":"1.0","type":"link"}