Splitting Qsfp Ports To Sfp+ Ports - Dell C9000 Series Networking Configuration Manual

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If you use any of the cables or adapters in the preceding list that is not Dell-qualified, the Dell Networking OS

detects it and makes it operational. The system displays a syslog message similar to the following:

Apr 29 05:09:16: %S4048-ON:1 %IFAGT-5-UNSUP_OPTICS: Non-qualified optics in slot 1

The system supports the following types of transceivers only if they are Dell-qualified:

If you use any of the transceivers in the preceding list that is not Dell-qualified, Dell Networking OS places the

interface in error-disabled (operationally down) state. The system displays a syslog message similar to the

Apr 29 05:09:16: %S4048-ON:1 %IFAGT-2-TRANSCEIVER_UNSUPPORTED_ERROR: Transceiver

in slot 1 port 50 unrecognized, putting interface in operational-down state

The following command output displays that the interface is in error-disabled state:

Dell#show interfaces fortyGigE 1/50

fortyGigE 1/50 is up, line protocol is down(error-disabled[Transceiver

Unsupported])

Hardware is DellEth, address is 34:17:eb:f2:25:c6

Current address is 34:17:eb:f2:25:c6

Non-qualified pluggable media present, QSFP type is 40GBASE-SR4

Wavelength is 850nm

Interface index is 2103813

Internet address is not set

Mode of IPv4 Address Assignment : NONE

DHCP Client-ID :3417ebf225c6

MTU 1554 bytes, IP MTU 1500 bytes

LineSpeed 40000 Mbit

Splitting QSFP Ports to SFP+ Ports

The switch supports splitting a single 40G QSFP port into four 10G SFP+ ports using a supported breakout

cable. (For the link to a list of supported cables, refer to the C9000 Installation Guide or the C9000 Release

To split a single 40G port into four 10G ports, use the following command.

Split a single 40G port into 4-10G ports.

CONFIGURATION mode

linecard {0–11} port {0–20} portmode quad

The range of switch line-card numbers is 0 to 11.