NEC SP5008A - Manual (Page 75)

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Security
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HTTP 1.1 basic/digest authentication for WEB access
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MD5 for SIP authentication (RFC 2069/2617)
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Password protected for Admin access authority
Networking
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PPPoE Client, DHCP Client / Server, NAT, SNTP
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QoS: DiffServ / ToS
Management
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User interface: HTTP and Telnet
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Firmware upgrade via FTP/TFTP/HTTP/Telnet
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Auto Provisioning
Power Supply
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DC 12V, 3A
Environment
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Operating Temperature: 0 – 45 degree C
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Storage Temperature: 0 – 55 degree C
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Operating Humidity: 10 to 85% (non-condensing)
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Storage Humidity: 10 to 95% (non-condensing)
Dimension 35 Ч 242 Ч 160 (mm)
Emission
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CE
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FCC Part 15, Class B
Model SP5058A
Standards
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SIPv2 (RFC 3261): Primary and Secondary Proxy, Primary and Secondary
Outbound Proxy
Interface
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1 x RJ-45 WAN port of 10/100M
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4 x RJ-45 LAN ports of 10/100M
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8 x RJ-11 FXO ports for connecting with PSTN line or PABX’s extension
Voice Processing
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Codec: G.711a/mu-law, G.723.1 (6.3K), G.729, G.729.A
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VAD, CNG, and Silence Suppression
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Echo Cancellation (G.165 / G.168)
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Adaptive Jitter Buffer
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Packet Loss Compensation
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DTMF relay: In-band, RFC 2833, SIP Info
Call Features
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Caller ID Detection: FSK, DTMF, ETSI (before ringing, between ringing)
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Call hold
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Call transfer (blind & consultant)
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Call forward (Unconditional, No answer, Busy)
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FAX over IP: G.711 pass-through, T.38 Fax relay
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Detection of disconnect tone, polarity reversal, and loop current drop (zero
voltage) on FXO ports
Security
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HTTP 1.1 basic/digest authentication for WEB access