Interfaces
- 4 Е1 (RJ-48) ports
- 4 ports of Ethernet 10/100/1000Base-T (RJ-45)
- 1 port of USB2.0, 1 port of USB3.0
- 1 slot for SD card
- 1 COM port (RS-232, RJ-45)
VoIP protocols
Advanced SIP/SIP-T/SIP-I features
- SIP and SIP-T/SIP-I interaction
TDM protocols
- SS7
- PRI (Q.931)
- Q.699 (PRI and SS7 interaction)
Voice codecs
- G.711 (a-law, μ-law)
- G.726
- G.729 (A/B)
- OPUS1
- AMR1
Voice standards
- VAD (Voice Activity Detection)
- CNG (Comfort Noise Generation)
- AEC (echo cancellation, G.168 recommendation)
Functions
- Interactive voice response system (IVR) with graphic editor
- DISA - Direct Inward System Access
- Call queue:
- Various algorithms for operators selection
- Call distribution considering repeated calls from clients
- Reporting system for operators/groups of operators (processed calls, missed calls, average waiting time etc.)
- Phone book:
- Creating a phone book from station subscribers list
- Transferring a phone book to subscribers via LDAP
- Obtaining a display name from LDAP server
- Video processing:
- Video transmission in the Video Offroad mode
Call management
- Number modifications before and after routing
- Call recording according to parameters
- Subscriber lines restriction
- Subscriber service mode configuring
- Trunk group cut-off
- Direct connection of trunk groups
- Prefix for few trunk groups
- Limiting the number of simultaneous calls to a SIP interface
- Ingress load limiting (calls per seconds) for a trunk group
- Interaction with STUN server via SIP interfaces
Quality of Service (QoS)
- Diffserv assignment for SIP
- Diffserv assignment for RTP1
DTMF
- Transmission via INBAND, RFC 2833, SIP INFO, SIP NOTIFY methods
Billing
- Billing data is recorded in CDR file. CDR files are written on a local SD disk, USB flash or remote FTP server concurrently
- RADIUS Accounting
- Supported billing systems:
- Hydra Billing
- LANBilling
- PortaBilling
- NetUP
- BGBilling
- Possible integration with other systems
Value Added Services
- Call Forwarding:
- Call forwarding on out of service (CFOS)
- Call forwarding on no reply (CFNR)
- Call forwarding unconditional (CFU)
- Call forwarding on busy (CFB)
- Call forwarding on time (CFT)
- Call Transfer
- Music on Hold (MOH)
- Call Hold
- Call Hunt
- Call Pickup
- Busy Lamp Field
- Conference, Add-on (CONF)
- Conference by list
- 3-Way conference
- Intercom
- Paging Call
- Call Queue
- Сall Back when the position in queue is reached1
- Call Recording
- PIN Code Access
- Follow me
- Follow me on no response
- Do not disturb (DND) with white list
- Blacklist
Flexibility
- Uploading/Downloading configuration as a single file
- Creating multiple network for telephony (SIP, RTP) with different IP addresses
- Operation with multiple dial plans
- SS7 signal channel redundancy
- Voice activity control (by the presence of RTP or RTCP)1
Security
- Black and white IP addresses lists for registration
- Logging of attempts to access the device
- Automatic blocking by IP address after unsuccessful login attempts or/and access via http/https/telnet/ssh
- List of permitted IP addresses for access to control the device
- Multilevel access permission
- SIP subscribers authentication
- RADIUS authentication (RFC 5090, Draft-Sterman)
Management and monitoring
- E1 and VoIP channels monitoring in web interface
- Management of channels and SS7 links in web interface
- Alarm logging with opportunity to store entries on syslog server
- Alarm reporting SD card/USB flash
- Emergency notification via SNMP
¹Not supported in the current firmware version (3.17.0)
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Operational lifetime of the ELTEX equipment
Mass production is over
4
Regardless of the operational lifetime stage, Eltex provides a 12 months warranty on all its telecommunication equipment.
During the warranty period the manufacturer ensures technical support and free-of-charge repair at the Enterprise which is situated in Novosibirsk.
As part of the warranty service, technical support is provided on the first-in first-out principle.
The priority support packages of 8/5 and 27/7 types are subjects to additional charges.