SBC Capacity

• Mediant 500:
  - 60 Max. Signaling/Media Sessions
  - 500 Max. Registered Users 
• Mediant 500C:
  - 200 Max. Signaling/Media Sessions
  - 600 Max. Registered Users

Networking Interfaces

• WAN: WAN interface 10/100/1000 Base-T copper, dual-mode SFP (100Base-X and 1000Base-X), support for T1/E1*, SHDSL, ADSL2+, VDSL vectoring 
• LAN: 4 ports 10/100/1000Base-T 
• WiFi: WiFi access point support for 802.11 a/b/g/n

TDM Interfaces

• Digital Interfaces: 1 span E1/T1, 2 BRI ports NT or TE termination using RJ-48c connectors with 5 PPM high precision clock source 
• Analog Interfaces: 4 FXS ports, 3 FXS and 1 FXO using RJ-11 connectors, FXS lifeline port in case of power failure

Voice Features

• Voice Coders: G.711, G.723.1, G.729A, G.722, AMR-WB, AMR-NB, SILK-NB, SILK-WB, OPUS-NB, OPUS-WB 
• Echo Cancellation: G.165 and G.2002-168, with 64 ,32 or 128 msec tail length 
• Fax Transport: T.38 compliant (real time fax), automatic bypass to PCM

Data Routing

• PPP, MLPPP, PPPoE, PPPoA, L2TP, IPoE, IPoAATM: Up to 8 PVCs 
• OAM-F5 (send/receive): loopback, continuity checkShaping: UBR, VBR-NRT, VBR-RT, CBR 
• DHCP client, relay, server 
• VLAN and IEEE 802.1Q VLAN tagging 
• Layer 3 routing and layer 2 bridging, jumbo frames 
• Internal layer 2 switching 
• Static and dynamic routing (RIP1, RIP2, OSPFv2, BGP), policy-based routing 
• Multicast routing: IGMPv2 
• IPv6, IPv6/IPv4 Dual Stack, ICMPv6, DHCPv6, SLAAC

Control and Management

• Control Protocols: SIP-TCP, SIP-UDP, SIP-TLS and IPv6 supported
• Operations & Management:
  - AudioCodes’ One Voice Operation Center
  - Embedded HTTP Web Server, SNMP V2/V3, SSH, Telnet, TR-69, TR-098, TR-181, TR-104
  - User authentication and access control via HTTP or HTTPS, RADIUS, TACACS, Syslog (for events and alarms)
  - Zero Touch Provisioning

Security

• Voice Security - Session Border Controller (SBC):
  - SIP header conversion, SIP normalisation
  - Survivability
  - IP-to-IP routing translation of various SIP transport types; UDP, TCP, TLS, translation of RTP, SRTP
  - Support SIP trunk with multi-ITSP (registrations to ITSPs are invoked independently)
  - Topology hiding
  - Call Admission Control
  - Call black/white list
• Data Security:
  - IPSec
  - ESP – Tunnel mode
  - Encryption protocols: 3DES, AES, SHA-256, MD-5
  - IDS/IPS (fragmented traffic, malformed request, ping of death, properly formed request from unauthenticated source, DDoS attack, SYN flood)
  - Stateful packet inspection firewall
  - DMZ host
  - Packet filtering
  - Network Access Control - 802.1x

Physical/Environmental

• Dimensions: 43.7 (1U) x 310 x 210 mm (HxWxD) 
• Weight: 4.4 lb (2.0kg) 
• Mounting: Desktop or 19” rack mount 
• Power: 100-240V, 50-60 Hz, 0.8A 
• Environmental:
  - Operational: 0 to 40°C (41 to 104°F); Storage: -25 to 70°C (-13 to 185°F)
  - Relative Humidity: 10 to 90% non-condensing