KXT2500 is a functional analog gateway offering seamless connectivity between VoIP and traditional phone system. It's a highly-integrated gateway which provides 48/64/72 FXS ports with standard R21 interface in 1U size. Users can easily connect their analog phone, fax, PBX via standard voice interface.KXT2500 supports the standard SIP protocol and it's compatible with leading IMS/NGN platform and SIP-based IP telephony system. It is ideally suited for small and medium businesses, call centers and multi-location environments that need VoIP services.
Feature:
Flexible 40/100/400GbE Interface Speeds
Support MLAG, BGP4/BGP4+, REUP, GR, BFD
Enable RDMA over Converged Ethernet Lossless (with PFC and ECN)
2+2 Hot-swappable Power Supplies, 5+1 Smart Fans
Support Ansible, OpenFlow, NETCONF, etc. Configuration and Automation Tools
Support SPAN/RSPAN/ERSPAN and In-band Network Telemetry (INT) for Visibility
Support ACL, RADIUS, TACACS+, DHCP Snooping, etc. for Security
Support SNMP v1/v2c/v3, CLI, Telnet, SSH
Specification:
| VoIP Protocol: TLS / SRTP SIP v2.0 (UDP/TCP),RFC3261,SDP,RTP(RFC2833), RFC3262, 3263,3264,3265,3515,2976,3311 RTP/RTCP, RFC2198, 1889 RFC4028 Session Timer RFC3266 IPv6 in SDP RFC2806 TEL URI RFC3581 NAT,rport Primary/Backup SIP Server Outbound Proxy DNS SRV/ A Query/NATPR Query Early Media/Early Answer NAT:STUN, Static/Dynamic NAT | Voice & FAX G.711A/U law, G.723.1, G.729A/B,G.726,iLBC,AMR Silence Suppression Comfort Noise Generation(CNG) Voice Activity Detection(VAD) Echo Cancellation(G.168), with up to 128ms Adaptive (Dynamic) Jitter Buffer Programmable Gain Control T.38/Pass-through Modem/POS DTMF mode: SIP Info/RFC2833/In-band VLAN 802.1P/802.1Q Layer3 QoS and DiffServ |
FXS Features Connector: RJ21 Dial Mode: DTMF and Pulse Pulse: 10 and 20 PPS Caller ID: DTMF/FSK CLI Presentation Max Cable Length: 5KM Reversed Polarity Programmable Call Progress Tone | Software Features •Hunting Group •Web/Telnet ACL •Action URL •PPPoE/IPv4/IPv6 •Digitmap •Bandwidth Optimization •Routing Rules based Prefixes •Caller/Called Number Manipulation |
Maintenance • SNMP v1/v2/v3, TR069 • Auto Provisioning • Web/Telnet • Configuration Backup/Restore • Firmware Upgrade via Web • CDR, Syslog • Ping/Tracert Test • Network Capture • Outward Test(GR909) • NTP/Daylight Saving Time • IVR local Maintenance • Cloud-based Management | Supplementary Service Call Waiting,Blind Transfer,Attend Transfer,Call Pickup,Call Forward on Busy,Call Forward on No Reply,Unconditional Call Forward,Warm/Immediately Hotline,Call Hold ,Do-not-disturb,3-Way Conference,Message Waiting Indicator(MWI) |
Applicaiton: