Description

PIC 2 EX4100-MP SFP support

Symptoms

user@device# run show chassis hardware 
Hardware inventory:
Item             Version  Part number  Serial number     Description
Chassis                                xxxxxxxxxxxx      EX4100-48MP
Pseudo CB 0     
Routing Engine 0          BUILTIN      BUILTIN           RE-EX4100-48MP
FPC 0            REV 08   650-134054    xxxxxxxxxxxx       EX4100-48MP-CHAS
  CPU                     BUILTIN      BUILTIN           FPC CPU
  PIC 0          REV 08   BUILTIN      BUILTIN           16x100M/1G/2.5G, 32x10M/100M/1G Base-T
  PIC 1          REV 08   650-134054   xxxxxxxxxxxx      4x1G/10G/25G SFP/SFP+/SFP28
  PIC 2          REV 08   650-134054   xxxxxxxxxxxx      4x1G/10G SFP/SFP+
    Xcvr 1       REV 02   740-013111   xxxxxxxxxxxx      SFP-T   ---------  > *** copper SFP
    Xcvr 2       REV 01   740-021487   xxxxxxxxxxxx      SFP-FX-PHY ---------  > *** fiber SFP
Power Supply 0   REV 06   640-060601   xxxxxxxxxxxx      JPSU-920W-AC-AFO
Fan Tray 0                                               Fan Module, Airflow Out (AFO)
Fan Tray 1                                               Fan Module, Airflow Out (AFO)

{master:0}[edit]
user@device# run show interfaces terse | match 0/2/ 
ge-0/2/1                up    up
ge-0/2/1.16386          up    up  
ge-0/2/2                up    up
ge-0/2/2.16386          up    up  

{master:0}[edit]
user@device# run show interfaces extensive ge-0/2/1 | match "speed: 1"
  Link-level type: Ethernet, MTU: 1514, LAN-PHY mode, Link-mode: Full-duplex, Speed: 1000mbps, Duplex: Full-Duplex, BPDU Error: None,

{master:0}[edit]
user@device# run show interfaces extensive ge-0/2/2 | match "speed: 1"   
  Link-level type: Ethernet, MTU: 1514, LAN-PHY mode, Speed: 100mbps, BPDU Error: None, Loop Detect PDU Error: None,

Solution

1G SFP-T, on PIC2 ports of EX4100-48MP 1G speed is supported. 100M speed is not supported in copper mode.
SFP-FX-PHY, 100M speed is supported in fiber mode.


Modification History

2026-05-07 : Article Created