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Interfaces

  • Dual-speed support on 100Gbps DAC breakout cable (QFX5120-48Y, QFX5200-32C, and QFX5210-64C)—Starting in Junos OS Release 21.1R1, we support 4x10Gbps speed along with 4x25Gbps speed on the QSFP28 100Gbps DAC breakout cable with the other end SFP28 transceivers. Supported cable lengths are 1, 2, 3, and 5 meters. You can set the 4x10Gbps speed by using the set chassis fpc fpc pic pic port port number channel-speed 10g command.

    [See Hardware Compatibility Tool.]