OptiX OSN 7500
Technical Manual - System Description
Contents
Huawei Technologies Proprietary
ii
2.7.2 Network Level Protection
2-11
2.8 DCN Communication
2-12
3 Hardware
3-13
3.1 Cabinet
3-13
3.2 Subrack
3-15
4 Boards
4-1
4.1 Type
4-1
4.2 Slot
4-4
4.2.1 SDH Interface Unit
4-5
4.2.2 PDH Interface Unit
4-8
4.2.3 Data service Interface Unit
4-9
5 Software
5-1
5.1 Overview
5-1
5.2 Intelligent Software
5-2
5.3 NE Software
5-3
5.4 Board Software
5-4
5.5 NM System
5-4
6 Data Features
6-1
6.1 Ethernet Features
6-1
6.1.1 Function
6-1
6.1.2 Application
6-3
6.1.3 Protection
6-7
6.2 RPR Features
6-9
6.2.1 Function
6-9
6.2.2 Application
6-14
6.2.3 Protection
6-17
6.3 ATM Features
6-19
6.3.1 Functions
6-19
6.3.2 Application
6-21
6.3.3 Protection
6-23
