{"product_id":"planet-vgw-420fs-4-port-sip-voip-gateway-4-fxs-ietf-sip-2-0-t-38-t-30-stun-outbound-proxy","title":"PLANET - VGW-420FS - 4-Port SIP VoIP Gateway (4*FXS): IETF SIP 2.0, T.38\/T.30, STUN\/Outbound Proxy","description":"\u003cp\u003e4-Port SIP VoIP Gateway (4*FXS): IETF SIP 2.0, T.38\/T.30, STUN\/Outbound Proxy, TLS\/SRTP Security, VLAN, QoS, SNMP, TR069, Caller ID, DND, Three-way conference \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh Quality yet Affordable for All Businesses\u003c\/li\u003e\n\u003cli\u003eEnhanced, Full-Featured Business Gateway\u003c\/li\u003e\n\u003cli\u003eDistributed VoIP Network Infrastructure\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSIP Applications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIETF SIP RFC3261 based on UDP\/TCP\/TLS\u003c\/li\u003e\n\u003cli\u003e4-line FXS connects to analog phone set or PABX\u003c\/li\u003e\n\u003cli\u003eFax over T.38 and Pass-through\u003c\/li\u003e\n\u003cli\u003eITU-T G.711 A-law, G.711 μ-law, G.723.1 and G.729 voice coding\u003c\/li\u003e\n\u003cli\u003eIn-band \/ out of band DTMF (RFC4733, RFC2833 \/ SIP INFO)\u003c\/li\u003e\n\u003cli\u003eEcho cancellation exceeding ITU-T G.168, up to 128ms tail length\u003c\/li\u003e\n\u003cli\u003eSupports SIP Trunk and Caller ID: DTMF\/FSK CLI Presentation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInternet Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupports SNMP v1\/v2\/v3 \u003c\/li\u003e\n\u003cli\u003eSupports VLAN 802.1P and 802.1Q\u003c\/li\u003e\n\u003cli\u003eSupports Layer3 QoS and DiffServ\u003c\/li\u003e\n\u003cli\u003eSupports STUN (RFC 3489) and Outbound Proxy\u003c\/li\u003e\n\u003cli\u003eSupports TR069 and Auto Provisioning \u003c\/li\u003e\n\u003cli\u003eSupports TLS\/SRTP Security \u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCall Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCall waiting \/  transfer (Blind transfer, Attend transfer)\u003c\/li\u003e\n\u003cli\u003eCall hold \/ Quick pick\u003c\/li\u003e\n\u003cli\u003eCall Forwarding Unconditional\u003c\/li\u003e\n\u003cli\u003eCall Forwarding on No Reply\u003c\/li\u003e\n\u003cli\u003eHotline \/ Speed Dial \/ Direct IP Call\u003c\/li\u003e\n\u003cli\u003eDo Not Disturb (DND) \/ Three-way conference\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Planet","offers":[{"title":"Default Title","offer_id":47904577224955,"sku":"VGW-420FS","price":184.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/5032\/0891\/files\/VGW-420FS_0.jpg?v=1769670376","url":"https:\/\/cctvbestbuys.com\/products\/planet-vgw-420fs-4-port-sip-voip-gateway-4-fxs-ietf-sip-2-0-t-38-t-30-stun-outbound-proxy","provider":"CCTVBestBuys","version":"1.0","type":"link"}