Juniper EX4400 - Page 83

Table 38: Link Acvity LED on the QSFP28 Ports (Connued)
LED Color State and Descripon
Amber
• On steadily—A 4x10-Gbps channelized link is
established, but there is no link acvity.
• Blinking—A 4x10-Gbps channelized link is established,
and there is link acvity.
• O—There is no link.
LEDs on the Extension Module Ports
Figure 56 on page 75 shows the LEDs on the 1x100GbE QSFP28 extension module port. Table 40 on
page 76 describes the LEDs on that port.
Figure 57 on page 76 shows the LEDs on the 4x10GbE SFP+ extension module ports. Table 39 on page
76 describes the link acvity LED on those ports and Table 41 on page 77 describes the status LED
on those ports.
Figure 58 on page 78 shows the LEDs on the 4x25GbE SFP28 extension module ports. Table 39 on
page 76 describes the link acvity LED on those ports and Table 42 on page 78 describes the status
LED on those ports.
Figure 56: LEDs on the 1x100GbE QSFP28 Extension Module Port
1—
LEDs
75