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:
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COMELINK CO.,LTD
COMELINK CO.,LTD which was founded in the year 2007 is a high-tech
enterprise specialized in telecom communication network equipment
research and development (R&D), manufacturing, marketing, and
providing application solutions and technical services .
Its main products include fiber optic cable, fiber distribution
box, fiber optical patchcord , MPO/MTP , and optical splitter
(PLC/FBT/WDM), fast connecter , fiber optic adapters, fiber optic
attenuators ,We have more than 11 years of experience in passive
fiber optic products . In 2016 , we also established OLT/ONU
R&D and production. Products are widely used in
telecommunications, broadcasting and other fields. Television,
power engineering, and other industries. The main market
distribution: Russia and other CIS, South Africa, Europe, South
America, etc. The company promises: quality and integrity first
Rich experiences in passive production of fiber optical products
ensure the reliable stabilities of its high quality and excellent
performances of its goods. It obtains the good reputations all
these years from customers around the earth for its short
lead-time, fast delivery, and timely after-services.
