Subrack dimensions (W x D x H)
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442 mm x 220 mm x 44.5 mm
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Full subrack weight
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3.5 kg
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Working voltage (V)
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100 V to 240 V AC; -38.4 to -72.0 V DC
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Maximum power consumption (W)
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70 W
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Switching capacity (Gbit/s)
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9.23 Gbit/s
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Service slots
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Fixed, no slots for boards
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Environmental requirements
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-20℃ to 60℃
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Storage temperature: -40℃ to 70℃
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Relative humidity: 5% to 95%, no condensation or dew
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Altitude: -60 m to 4,000 m
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Interface type
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Smart E1 (IMA/TDM/ML-PPP), FE (optical/electrical), GE (optical/electrical)
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Max Interfaces
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GE(o)/4, GE(e)/8, FE(e)/8,etc.
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Service protection scheme
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Equipment protection:
● MCU backup;
● Power Supply Unit backup:
Network edge protection:
● E1 protection:IMA, ML-PPP
● Ethernet protection:LAG
● ATM protection:IMA Group
Network protection
● LSP/PW protection:APS 1+1&1:1 protection
● Ring protection:MPLS-TP Ring protection
● STP/RSTP/MSTP
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Clock synchronization
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2 channels of external clock inputs/outputs (2 MHz or 2 Mbit/s); supports IEEE 1588 / 1588v2 ACR, Synchronous Ethernet, TDM clock synchronization
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QoS feature
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HQoS
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Hierarchical scheduling based on port, tunnel, and QinQ link
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Priority mapping
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Mapping according to DSCP value, IP priority, EXP value of MPLS, and 802.1p value of VLAN packets
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Queue scheduling
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PQ, WFQ, PQ + WFQ
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Congestion avoidance
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Weighted Random Early Detection (WRED), Tail drop policy
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Traffic shaping
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Traffic shaping based on port, ATM service, and VLAN
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CAR
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Supports Committed Access Rate (CAR) control
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Traffic classification
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Simple traffic classification, complex traffic classification
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MPLS feature
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MPLS
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RSVP-TE protocol, LDP protocol, static LSP
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TDM PWE3
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CES over Packet Switched Network (CESoPSN), compliant with RFC 5086; Structure-Agnostic TDM over Packet (SAToP), compliant with RFC 4553; compression of idle timeslots
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ATM PWE3
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N-to-one and one-to-one modes, compliant with RFC 4717
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Ethernet PWE3
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Ethernet over PW, IP over PW
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L2VPN
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Virtual Private Wire Service (VPWS), Virtual Private LAN Service
(VPLS), Hierarchical VPLS (H-VPLS)
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OAM
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Real-time monitoring and fault detection
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Ethernet OAM, compliant with IEEE 802.1ag, IEEE 802.3ah, ITU-T Y.1731, GACH+Y.1731; ATM OAM; E1/VC12 Pseudo Random Bit Sequence (PRBS) error detection; MPLS Tunnel OAM; PW OAM; BFD, LPT, CES alarm transmission; ATM alarm transmission
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Alarm and performance monitoring
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Real-time alarm reporting; CES Performance Monitoring; Ethernet performance monitoring; ATM Performance Monitoring; MPLS Performance Monitoring; equipment, board, port performance monitoring; SNMP V1, V2 alarm performance query
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Security
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Equipment security
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IP source guard, Denial of Service (DoS) attack prevention, Generalized TTL Security Mechanism (GTSM) extension (LDP, BFD, and MSDP), MAC Forced Forwarding (MFF), IEEE 802.1X authentication
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Management security
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Authorization and authentication based on user name and password, SSH v1.5 and v2.0, HW Terminal Access Controller Access Control System (HWTACACS) + authentication
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Unified integrated NMS (U2000)
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Unified Network Management System (NMS) for transport, carrier, and access equipment; graphical interface; simplified IP network maintenance; click-and-play E2E services configuration; service-based alarm system; alarm suppression; guided troubleshooting; intelligent performance management; and early warning system
Remote batch upgrades and intelligent maintenance tools improve network management efficiency
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