What do the various LEDs in the NRP indicate?
LED Status Condition Status Steady Green NRP is active (primary) Blinking Green NRP is standby (secondary) Steady Yellow Cisco IOS is not running Blinking Yellow System is booting Off NRP has no power Fail Steady Yellow NRP failed Off Normal operation ETH Blinking Green Packets are being transmitted and received Off No activity ACT (Activity) Steady Green Port is operational LNK (Link) Off No carrier is detected FE Blinking Green Packets are being transmitted and received Off No activity ACT (Activity) Steady Green Port is operational LNK (Link) Off No carrier is detected