User's Manual 1258 Document #: LTRT-10532
Mediant 500L Gateway & E-SBC
Function Specification
Vocoders
Coder normalization including transcoding, coder enforcement and
re-prioritization, extensive vocoder support: G.711, G.723.1, G.726,
G.729, GSM-FR, AMR-NB, AMR-WB (G.722.2), SILK-NB/WB, Opus-
NB/WB
Signal Conversion
DTMF/RFC 2833/SIP, T.38 fax, packet-time conversion
NAT
Local and far-end NAT traversal for support of remote workers
Voice Quality and SLA
Call Admission Control
Based on bandwidth, session establishment rate, number of
connections/registrations
Packet Marking
802.1p/Q VLAN tagging, DiffServ, TOS
Standalone Survivability
Maintain local calls in the event of WAN failure
Impairment Mitigation
Packet Loss Concealment, Dynamic Programmable Jitter Buffer,
Silence Suppression/Comfort Noise Generation, RTP redundancy,
broken connection detection
Voice Enhancement
Transrating, RTCP-XR, acoustic echo cancellation, replacing voice
profile due to impairment detection, fixed and dynamic voice gain
control
Direct Media (No Media
Anchoring)
Hair-pinning of local calls to avoid unnecessary media delays and
bandwidth consumption
Voice Quality Monitoring
RTCP-XR, AudioCodes One Voice Operations Center (OVOC)
Quality of Experience
Access control and media quality enhancements based on QoE and
bandwidth utilization
Test Agent
Ability to remotely verify connectivity, voice quality and SIP message
flow between SIP UAs
SIP Routing
Routing Methods
Request URL, IP Address, FQDN, ENUM, advanced LDAP, third-
party routing control through REST API
Advanced Routing Criteria
QoE, bandwidth, SIP message (SIP request, coder type, etc.), Layer-
3 parameters
Routing Features
Least-cost routing, call forking, load balancing, E911 gateway
support, emergency call detection and prioritization
SIPRec
IETF standard SIP recording interface
Management
OAM&P
Browser-based GUI, CLI, SNMP, OVOC, REST API, INI
Configuration file
Hardware Specifications
Power Supply
Single universal AC power supply 100-240V, 12V/3A or 12V/5A, 50-
60 Hz
Physical Dimensions
(HxWxD)
51 x 296 x 160 mm (2 x 11.65 x 6.3 in.)
Weight
670 g (1.5 lbs.)
Mounting
Desktop
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