GE HC HP - Manual (Page 66)

2-24 MDS Intrepid-HC HP Installation and Operation
Setting up the N+1 Configuration
1. Select Protection, H/W protection, H/W protection type.
H/W Protection Type Window
2. Click the Protection Topology drop-down list and select the required configuration, as follows:
HSB 1+1 - the upper level is activated with two drawers that protect each other, while the standby drawer is
muted.
HSB 2+2 - levels one and three of the IDU are activated. Each level protects the other when the standby IDU is
muted. Each level operates in XPIC mode. External protection cables need to be connected between levels one
and three.
1+1 - the +1 algorithm is activated. The upper level includes two carriers, whereby the left one is protected.
2+1 - three separate carriers with one protected.
3+1 - four separate carriers with one protected.
4+1 - five separate carriers with one protected.
5+1 - cascade mode, six separate carriers with one protected.
6+1 - cascade mode, seven separate carriers with one protected.
7+1 - cascade mode, eight separate carriers with one protected.
8+1 - cascade mode, nine separate carriers with one protected.