Signaling protocols
SIP functionality
- SIP L5 NAT/Topology hiding
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SIP dialogue transparency
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SIP transit of unrecognized headers
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B2BUA as defined in RFC-3261
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RFC-2833 (Telephone Event)
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RFC-3264 (Offer/Answer)
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RFC-3204 (MIME Support)
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RFC-4028 (Session Timers)
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RFC-3326 (Reason Field)
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RFC-3262 (PRACK)
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RFC-3372 (SIP-T)
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B2BUA peering
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B2BUA access
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RFC-1889 (RTP)
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RFC-4566 (SDP)
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RFC-3261
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RFC-3581
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RFC-3515 (Refer Method)
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RFC-3265 (Subscribe)
Media protocols
Media modes
- Flow-through
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Flow-around1
Transport protocols
- TCP
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UDP
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TCP/UDP interworking
Network protocols
Video codecs
Capacity
- Up to 500 simultaneous calls
Redundancy
- Warm standby 1+1 redundancy
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Automatic switching to backup
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Automatic synchronization of primary and backup equipment settings
Security
- Up to 40 VLAN
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VPN (L2TP, PPTP)
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Rogue RTP detection
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Toll-free, fraud protection1
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Protection against SIP/ICMP DoS flood
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DDoS1
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Protection against overloading based on registration
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IP address filtering by geographical criterion
Fax transmission
Voice codecs
- G.711 (a-law, µ-law), G.729, G.729 (A/B), G.723.1, G.722, G.728, G.726
Quality of Service (QoS)
- IP priority mechanism1
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Differentiated Services Code Point (DSCP) marking1
Interfaces
IP
- 2 x 1000BASE-X ports (2 slots for SFP modules)
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3 x 10/100/1000BASE-T (RJ-45) ports
USB port, 2 e-SATA ports
- Alarm logging
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Billing data recording
Connection statistics
- Writing CDR files to the SATA storage
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Writing CDR files to the remote FTP server
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Transmission connection data via the AAA protocol1
Management
The following management means provides access right differentiation:
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MML console (SSH/Telnet)
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Web interface
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Active registration list monitoring and editing
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Possibility of integration with Eltex.EMS (SNMP)
Physical parameters
- Operating temperature - from 0 to +40°С
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Operating humidity - no more than 80%
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Noise level - from 44 to 60 dB
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Power supply:
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AC: 220 V+-20%, 50 Hz
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DC: -48 V+30%-20%
- Power supply options:
- 1 AC/DC power supply;
- 2 hot-swappable AC/DC power supplies
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Power modules:
- AC, power module PM160-220/12 160 W
- DC, power module PM100-48/12 100 W
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Maximum power consumption 50 W
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Dimensions (W х H х D) - 430 х 45 х 260 mm
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Form factor - 19", 1U
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Weight - 3.2 kg
1Not supported in the current firmware version 1.10.0
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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.