---
manufacturer: Arista
model: DCS-7280QRA-C36S-F
slug: arista-dcs-7280qra-c36s-f
part_number: DCS-7280QRA-C36S-F
u_height: 1
weight: 23.6
weight_unit: lb
airflow: front-to-rear
is_full_depth: false
comments: '[Arista 7280R Data Sheet](https://www.arista.com/assets/data/pdf/Datasheets/7280R-DataSheet.pdf)'
console-ports:
  - name: Console
    type: rj-45
module-bays:
  - name: PSU 1
    position: '0'
  - name: PSU 2
    position: '1'
interfaces:
  - name: Management1
    type: 1000base-t
    mgmt_only: true
# QSFP+(40G) ports can be broken into 4x10 with a model of [1-24]/[1-4]
  - name: Ethernet1/1
    type: 40gbase-x-qsfpp
  - name: Ethernet2/1
    type: 40gbase-x-qsfpp
  - name: Ethernet3/1
    type: 40gbase-x-qsfpp
  - name: Ethernet4/1
    type: 40gbase-x-qsfpp
  - name: Ethernet5/1
    type: 40gbase-x-qsfpp
  - name: Ethernet6/1
    type: 40gbase-x-qsfpp
  - name: Ethernet7/1
    type: 40gbase-x-qsfpp
  - name: Ethernet8/1
    type: 40gbase-x-qsfpp
  - name: Ethernet9/1
    type: 40gbase-x-qsfpp
  - name: Ethernet10/1
    type: 40gbase-x-qsfpp
  - name: Ethernet11/1
    type: 40gbase-x-qsfpp
  - name: Ethernet12/1
    type: 40gbase-x-qsfpp
  - name: Ethernet13/1
    type: 40gbase-x-qsfpp
  - name: Ethernet14/1
    type: 40gbase-x-qsfpp
  - name: Ethernet15/1
    type: 40gbase-x-qsfpp
  - name: Ethernet16/1
    type: 40gbase-x-qsfpp
  - name: Ethernet17/1
    type: 40gbase-x-qsfpp
  - name: Ethernet18/1
    type: 40gbase-x-qsfpp
  - name: Ethernet19/1
    type: 40gbase-x-qsfpp
  - name: Ethernet20/1
    type: 40gbase-x-qsfpp
  - name: Ethernet21/1
    type: 40gbase-x-qsfpp
  - name: Ethernet22/1
    type: 40gbase-x-qsfpp
  - name: Ethernet23/1
    type: 40gbase-x-qsfpp
  - name: Ethernet24/1
    type: 40gbase-x-qsfpp
# QSFP28(100G) ports can be broke into 4x25 with a model of [25-36]/[1-4]
  - name: Ethernet25/1
    type: 100gbase-x-qsfp28
  - name: Ethernet26/1
    type: 100gbase-x-qsfp28
  - name: Ethernet27/1
    type: 100gbase-x-qsfp28
  - name: Ethernet28/1
    type: 100gbase-x-qsfp28
  - name: Ethernet29/1
    type: 100gbase-x-qsfp28
  - name: Ethernet30/1
    type: 100gbase-x-qsfp28
  - name: Ethernet31/1
    type: 100gbase-x-qsfp28
  - name: Ethernet32/1
    type: 100gbase-x-qsfp28
  - name: Ethernet33/1
    type: 100gbase-x-qsfp28
  - name: Ethernet34/1
    type: 100gbase-x-qsfp28
  - name: Ethernet35/1
    type: 100gbase-x-qsfp28
  - name: Ethernet36/1
    type: 100gbase-x-qsfp28