1. The NE20/20E V3 routers do not support hot swapping. The NE20/20E V5 or higher versions support hot swapping of LPUs. Before perform hot swapping, the preplug slot Existing slot number command must be run in the system view and wait the display information for prompt.
2. The NE05/NE16/NE16E routers support hot swapping of LPUs. Before perform the hot swapping, note the following:
Installation: First install the rear LPUs and then the front LPUs.
Removing: First remote the front LPUs and then the rear LPUs.
In routine maintenance, plugging and removing boards are frequently performed. However, not all devices support hot swapping of boards. Therefore, it is very important to know the actions that must be done before the hot swapping.