Indicator and Specifications

Description

Appearance

Dimensions (H x W x D)

221 mm x 442 mm x 224 mm

Number of valid slots

• DC power-supply chassis: 15

• AC power-supply chassis: 12

Equipment capacity

Packet

560 Gbit/s

TDM

280 Gbit/s higher order cross-connections and 20 Gbit/s lower order cross-connections

Service type supported

SDH, PDH, Ethernet, PCM and others

Network topology

Point-to-point, chain, star, ring, ring with chain, intersecting rings, tangent rings

Backup and protection

Network-level protection (packet)

MPLS-TP Tunnel 1:1 APS, MPLS-TP PW 1:1 APS/FPS, LPT, LAG, MC-LAG, MRPS, and ERPS

Network-level protection (TDM)

• SDH protection: linear MSP, ring MSP, SNCP, E1 SNCP, 64K SNCP, and hitless protection switching

• EoS protection: LCAS, LPT, STP/RSTP, LAG, and DLAG

Device-level protection

• 1+1 protection for the power supply board

• 1+1 protection for the system control, switching, and timing board

• Tributary protection switching (TPS) for E1/T1 services

• Fan protection (The failure in a single fan does not affect the operation of the other fans.)

Maintenance

MPLS-TP OAM

Continuity check (CC), remote defect indication (RDI), alarm indication signal (AIS), loopback (LB), linktrace (LT), single-ended loss measurement (LM), two-way delay measurement (DM), LCK (only for bidirectional tunnels and PWs), TST, and CSF (only for E-Line services carried by PWs)

ETH OAM (packet)

Packet:

• Ethernet service OAM: CC, LB, LT, AIS, LM (only single-ended LM), DM (only two-way DM), and RDI

• Ethernet port OAM: OAM auto-discovery, link performance monitoring, remote loopback, fault detection, and self-loop detection

TDM:

• Ethernet service OAM: CC, LB, LT, and OAM_Ping

• Ethernet port OAM: OAM auto-discovery, link performance monitoring, remote loopback, fault detection, and self-loop detection

Synchronization

Packet

Synchronous Ethernet Clock, IEEE 1588v2, and CES ACR

TDM

• SDH Synchronization Clocks

• Synchronous Ethernet Clock

DCN

Outband DCN

HWECC, IP over DCC

Inband DCN

HWECC, IP

TP-Assist

• Service configuration: supports end-to-end service configuration and automatic deployment of alarm management.

• Service commissioning: supports the one-click service connectivity test, one-click service performance test, and automatic test without any instrument.

• Routine maintenance: supports performance statistics and monitoring and E-Line and E-LAN service path visualization.

• Fault diagnosis: supports intelligent fault locating, IP ping initiation and response, and service loopback detection.

Standard working voltage

• -48 V/-60 V DC power input

• 110 V/220 V AC power input

Installation method

In a cabinet (including ETSI and 19-inch cabinets), in an outdoor cabinet

Equipment running environment

Subrack temperature

• Long-time operation: -5°C to +50°C

• Short-time operation: -10°C to +55°C

Subrack humidity (relatively)

• Long-time operation: 5%-85%

• Short-time operation: 5%-95%

Reliability specifications

System availability

0.999998866

Annual average repair rate

< 1.85%

Mean time to resolution (MTTR)

1 h

Mean time between failures (MTBF)

100.69 years