Physical Specifications
- Width: 19 in rack mount / 48 cm
- Height: 8.75 in / 22 cm
- Depth: 17 in / 44 cm
- Cable tray: 3.5 in / 9 cm
- Power: –48 VDC
- Environment:
- 32-122 °F / 0-50 °C ambient
- 5% - 95% relative humidity (non-condensing)
System Capacity
- 4,000 ports (non-blocking)
- 16,000 ports (traffic engineered)
- Up to 512 ports per shelf
Control
- Multiprocessor distributed processing
- Optional redundant control per shelf
- Computer Telephony Integration (CTI)
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Signaling
- DTMF & RFC 2833
- MF/R1, FG-C&D
- MFC R2
- ISDN PRI (ANSI & Euro)
- SS7/C7
- SIP RFC 3261
- C5
- E&M
- GSRD/LSRD
Subscribers
- Loop lengths up to 1900 ohms
- GR-303
- V5.2
- FXO/FXS
- ISDN BRI
- Supports up to 1,000 SIP registrants per shelf
Available Features
- ISDN PRI / BRI
- EURO ISDN
- Conferencing: Preset, Meet-me, Progressive
- ClusterNet™ Network Technology
- CLASS Features
- Lawful Intercept (CALEA)
- LNP
- Emergency Services (911)
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Select Capabilities
- Up to 1,000 registered IP subscribers per shelf
- Dual Stack IP (IPv4, IPv6)
- Dynamic Host Configuration Protocol (DHCP)
- Domain Name System (DNS)
- Network Time Protocol (NTP)
- Secure Telnet (SSL)
- SIP Call Controller
- Bandwidth Management (IP Subscribers & IP Trunks)
- RFC 3261, 3326, 4028
- SIP Telephones (hardphone & softphone)
- Fax over IP: T.38
- Modem over IP: V.150.1
- Call Data Records
- Audio Streaming RTP (RFCs 3550, 3551, 3389)
- Packet Loss Concealment
- Silence Suppression: VAD/CNG
- Telephony Tones: RFC 2833
- Voice Compression: Codecs G.711A&µ, G.723.1H&L, G.726 (16, 24, 32, 40 kb/s), G.729A&B
- Quality of Service (QoS): DiffServ
- Echo Cancellation
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