خرید اینترنتی SMG-500

4 ports Е1 (RJ-48)
4 Ethernet ports 10/100 / 1000Base-T (RJ-45)
1 x USB 2.0, 1 x USB 3.0
1 SD card slot
1 COM port (RS-232, RJ-45)

OKS-7
PRI (Q.931)
Q.699 (interaction between PRI and SS-7)

G.711 (a-law, μ-law)
G.726
G.729 (A / B)
OPUS
AMR

VAD (speech activity detector)
CNG (Comfort Noise Generation)
AEC (echo cancellation, G.168 recommendation)

Interactive voice answering machine (IVR) with graphical editor
System of external access to station subscribers (DISA - Direct Inward System Access)
Call queue:
Various algorithms for operator selection
Distribution of calls taking into account the repeated calls of the Client
Reporting system by agents / groups of agents (processed calls, missed calls, average waiting time, etc.)
Phone book:
Formation of the phone book from the list of station subscribers
Transferring the phone book to subscribers using the LDAP protocol
Retrieving Display Name from LDAP Server
Video processing:
Video streaming in Video Offroad mode

Number modification before and after routing
Call recording by parameters
Routing by Access Category
Limiting the number of lines per subscriber
Setting up the subscriber service mode
Shutting down a trunk group from work
Direct connection of trunk groups
Prefix for multiple trunk groups
Limiting the number of simultaneous calls to the SIP interface
CPS (call per second) incoming load limitation on a trunk group
Interaction with STUN-server on SIP-server

Diffserv Assignment for SIP
Diffserv Assignment for RTP

Different types of call forwarding:
Call forwarding on out of reach (CFOS)
Call Forwarding No Answer (CFNR)
Call forwarding unconditional (CFU)
Call Forwarding Busy (CFB)
Call forwarding by day of the week and time of day (CFT)
Call Transfer
Music on Hold (MOH)
Call Hold
SIP-forking support for SIP subscribers
Call Hunt
Call Pickup
Busy Lamp Field
Sequential Meeting (CONF)
List conference
Three-way conference
Intercom
Paging Call
Call Queue
Call Back when reaching position in queue
Call Recording
PIN Code Access (PINCodeAccess)
Follow me
Follow me on no response
Do not disturb (DND) whitelisted
Blacklist
Intervention
Voice mail

Configuration loading and unloading in one file
Creation of several network interfaces for telephony (SIP, RTP) with different IP-addresses
Working with multiple numbering plans
Redundancy of the OKS-7 signal channel
Monitoring the activity of a voice connection (by the presence of RTP or RTCP)

Monitoring of E1 and VoIP streams channels in the web interface
Management of OKS-7 channels and signal links in the web interface
Emergency logging with the ability to save logs to a syslog server
Storing traces on SD card / USB stick
SNMP Alarm Reporting
Automatically enable logging after restarting the gateway

Writing billing information to a CDR file, parallel writing a CDR file to a local SD disk, USB flash or remote FTP server
RADIUS Accounting
Support for various billing systems:
Hydra billing
LANBilling
PortaBilling
NetUP
Bgbilling
Integration with other systems is possible

Black and white lists of IP addresses for registration
Syslog all attempts to access the device
Automatic blocking by IP address after unsuccessful attempts to register and / or access via http / https / telnet / ssh protocols
List of Allowed IP Addresses for Device Management Access
Differentiation of access rights to the web interface
SIP subscriber authentication
RADIUS authorization (RFC 5090, Draft-Sterman)

Operating temperature range - From 0 to + 40 ° С
Relative humidity - Up to 80%
Supply voltage:
AC mains: 220 V + -20%, 50 Hz;
Lead acid battery: 12V;
Battery charge current: 1.6 + -0.1 A;
Low charge indication threshold voltage: 11 V;
Voltage of operation of protection against deep battery discharge: 10-10.5 V.
Power consumption:
no more than 40W when charging the battery
no more than 20 W without battery charging
Dimensions (W x H x D) - 430 x 44 x 203 mm
Constructive - 19 "constructive, standard size 1U
Net weight 2.35 kg