Figure 21: Leds On 10/100/1000Base-T Network Ports; Figure 22: Leds On Sfp Network Ports; Figure 23: Leds On The Built-In Qsfp+ Ports; Figure 24: Leds On The Sfp+ Uplink Ports And On The Sfp+ Uplink Module Ports On The 4-Port Sfp+ Uplink Module - Juniper EX4300 Hardware Manual