98
2 NM Cable Connections
Master/Slave Mode-- Scenarios with Multiple NEs
b
NE 1
NE 2
NM_ETH1 NM_ETH2
ETH2
ETH1
Master subrack 1
ETH1
ETH2
Slave subrack 1
ETH2
ETH1
Slave subrack 2
ETH2
ETH1
Slave subrack3
NMS computer
NM_ETH1 NM_ETH2
ETH2
ETH1
Master subrack 2
ETH1
ETH2
Slave subrack1
ETH2
ETH1
Slave subrack 2
ETH2
ETH1
Slave subrack 3
Cable for connecting
subracks in ring-like
structure
Cable for connecting
subracks in ring-like
structure
NE 1
NE 2
NM_ETH1 NM_ETH2
ETH2
ETH1
Master subrack 1
ETH1
ETH2
Slave subrack 1
ETH2
ETH1
Slave subrack 2
ETH2
ETH1
Slave subrack 3
NMS computer
NM_ETH1 NM_ETH2
ETH2
ETH1
Master subrack 2
ETH1
ETH2
Slave subrack 1
ETH2
ETH1
Slave subrack 2
ETH2
ETH1
Slave subrack 3
Tree-Like Connections:
Ring-Like Connections:
When inter-subrack protection is configured(Ring-Like Connections), the ETH3 interface cannot be used for
the communication between the master and slave subracks.
NOTE