| 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 |
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