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Penerangan
Huawei OSN7500 SDH is a new generation of core intelligent optical switching equipment developed by Huawei based on the current status and future development trends of the metropolitan area network. It is mainly applied to the business scheduling node of the metropolitan area network backbone layer, namely OCS (Optical Core Switching) equipment type.
Huawei OSN7500 SDH Product Overview
As an intelligent optical switching platform and core optical switching system,
Huawei OSN7500 SDH is positioned at the backbone layer of the metropolitan area network, and can complete multiple types and different granular business scheduling and transmission.
Huawei OSN7500 SDH adopts a unified switching architecture, which can be used as packet equipment and TDM equipment based on MPLS/MPLS-TP technology. Dengan peralatan Huawei yang lain, OSN 7500 supports different networking applications: pure packet mode applications, hybrid networking applications (grouping mode and TDM mode overlay networking) dan aplikasi mod TDM tulen untuk mencapai pemprosesan terbaik perkhidmatan data dan perkhidmatan SDH tradisional.
In the TDM mode, the OSN 7500 mempunyai kapasiti crossover perkhidmatan yang besar, dengan maksimum 360Gbit/s silang tertib tinggi dan 40Gbit/s tersilang tertib rendah. Dalam mod paket, kapasiti pensuisan paketnya boleh mencapai sehingga 160Gbit/s.
Huawei OSN7500 SDH Product Pictures
Huawei OSN7500 SDH Product Specifications
| Jenama | HUAWEI |
| Model | OSN7500 |
| Dimensi | 757 mm (H) x 497 mm (W) x 295 mm (D) |
| Switch capacity | Peket: 160 Gbit/s and TDM: 360 Gbit/s (susunan yang lebih tinggi), 80 Gbit/s (perintah yang lebih rendah) |
| Service slots | 22 slot untuk papan pemprosesan dan 8 slot untuk papan antara muka |
| Supported interfaces | SATU-3(40G, mematuhi piawaian OTL3.4) |
| FE/GE/10GE | |
| STM-1/4/16/64 | |
| E1/E3/E4/T1/T3 | |
| E1, STM-1 | |
| 40-channel DWDM interfaces, mematuhi ITU-T G.694.1 | |
| 8-channel CWDM interfaces, compliant with ITU-T G.694.2 | |
| FXS/FXO, 2/4 audio wayar dan E&M | |
| X.21/V.35/V.11/V.24/V.28, RS232/RS422, RS449/RS423A/RS422A, RS530/RS530A, RS485, G.703 64 kbit/s codirectional | |
| DDN, SAN, Video | |
| Networking Mode | Supporting pure packet, kacukan (peket + SDH) atau rangkaian SDH |
| Supporting WDM networking | |
| Supporting single-fiber bidirectional transmission | |
| Bekalan Kuasa | -48V DC/-60V DC; 110V AC/220V AC (External module) |
| Operation Environment | Jangka panjang: -0ºC ~ 45ºC |
| Jangka pendek: -5ºC ~ 55ºC | |
| Jangka panjang: 5% ~ 85% | |
| Jangka pendek: 5% ~ 95% | |
| Ethernet Feature | E-Line and E-LAN, QinQ |
| MPLS-TP based VPWS and VPLS | |
| Multi-section pseudo-wire (MS-PW) | |
| ETH PWE3, TDM PWE3, ATM/IMA PWE3 | |
| IGMP Snooping V2 | |
| Blacklist, Broadcast packet suppression, ACL | |
| VLAN SWAP | |
| PCM features | Voice or data Conference/Meeting,P2MP,MP2MP |
| FXO/FXS mode can be set by software | |
| E&M Interface voltage can be set by software (-48V/-12V) | |
| E&M signaling can be set by software (Bell types I, II, III, IV, V and British Telecom SSDC5) | |
| QoS | Hierarchical QoS scheduling and traffic shaping |
| DiffServ mode based on traffic classification, eight priority queues | |
| Simple traffic classification, complex traffic classification, per hop behavior (PHB),dan ACL | |
| Committed access rate (CAR), shaping based on port scheduling priority | |
| PQ scheduling priority, weighted fair queuing (WFQ) and PQ+WFQ queuing | |
| Tail drop and weighted random early detection (WRED) | |
| OAM | LSP/PW OAM: |
| CC, LB, LT | |
| AIS, RDI | |
| LM, DM | |
| LCK, TST | |
| CSF | |
| LSP/PW OAM: FDI, BDI,CV, FFD, TraceRoute, Ping, LM, DM | |
| PW OAM: CES PW VCCV | |
| ETH-CC, ETH-Loopback, ETH-Link Trace, Remote Loopback, Remote Fault Detection, RMON(RFC 2819) | |
| Protection | Cross-connect 1+1 backup, control board 1+1 backup and power 1+1 backup, clock 1+1 backup |
| LSP/PW Linear protection, Ring protection | |
| Anti multifailure protection based on MS-PW | |
| LAG, MC-LAG, Dual-homing protection, LPT | |
| 2/4 fiber MS-SP Ring; | |
| 1+1/1:n (n<=14) Linear MSP | |
| SNCP/SNCMP/SNCTP | |
| 1:N tributary protection for E1/T1, E3/T3, E4, STM-1(e) and FE | |
| Distributed restorable rerouting protection | |
| 5-level service dedicated protection scheme based on different SLA: Diamond, Gold, Silver, Copper and Iron services | |
| Based on VC-4 and VC-12 granularity | |
| Synchronization | Both Ethernet and SDH networks supporting clock synchronization |
| Supporting G.813, Synchronous Ethernet and IEEE 1588v2 synchronization | |
| Adaptive clock recovery (ACR) | |
| Two external clock inputs/outputs (2 MHz or 2 Mbit/s) | |
| Two external time signals(1pps+TOD) |
Huawei OSN7500 SDH Product Features
- “Unified switching” seni bina, taking into account multiple services: OSN7500 equipment adopts the “unified switching” architecture to achieve unified scheduling of packet services and TDM services, and build flexible application modes: pure packet mode, pure TDM mode and hybrid mode (peket + TDM). The three modes can be expanded at the service board level to achieve smooth conversion, so as to always meet the development demands of operators’ business and network in the most suitable mode, and it is convenient for operators to make distributed and smooth investment in accordance with technological development and industrial chain maturity.
- Complete packet transmission solution: Based on the “unified switching” seni bina, the device can be used as a packet transmission product compatible with TDM services to realize the unified bearing of networks such as 2G, 3G, and VIP customer dedicated lines, and reduce network overlap; based on “unified-switching” Seni bina, operators can build end-to-end packet networks, hybrid networks of packet and SDH, or co-organize with routers to achieve L2+L3 unified bearer, build a complete packet transmission solution, and realize the bearer network from TDM to ALL -Harmonious evolution of IP.
- Hierarchical OAM, fast fault detection: OSN7500 supports hierarchical OAM, which realizes hierarchical fast fault detection and location, improves network reliability, and supports distributed OAM and centralized OAM.
- The packet TP assistant solution simplifies the operation and maintenance of packet services: through the TP-Assist solution, the device has the management and maintenance capabilities of a layered architecture like SDH- -, which simplifies the operation and maintenance of packet services and realizes End-to-end packet service configuration, commissioning and fault location.
- Teknologi pembahagian panjang gelombang terbina dalam, flexible networking: OSN7500 equipment supports built-in WDM technology to realize the transmission of multiple wavelengths in a single optical fiber, and realize a flexible networking solution for docking with wavelength division equipment.
- Highly integrated subrack: The size of the subrack is 756.7mm (ketinggian) x 496.4mm (lebar) x 295mm (deep). The single subrack has 22 business bays and 8 interface bays.
- Physical characteristics: power supply can be connected to -48V DC; installation method: ETSI 300mm deep cabinet, ETSI 600mm deep cabinet; weight 40kg, rated power consumption is 800W, size is 756.7mm (ketinggian) x496.4mm (lebar) x295mm (kedalaman) .
Huawei OSN7500 SDH Product Applications
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