Cisco Catalyst 9500 Series FAQ

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In this article, we will list some fast questions and answers that tell you the main features of Cisco Catalyst 9500 Series.

Q: What are the key SKUs in the Cisco Catalyst 9500 Series?

A: The Cisco Catalyst 9500 Series has eight primary SKUs:

  • C9500-32C: 32 ports 100G QSFP28
  • C9500-32QC: 24 ports 40G QSFP with 4 ports 100G QSFP28 uplinks OR 32 ports 40G QSFP OR 16 ports 100G QSFP28
  • C9500-24Q: 24 ports 40G QSFP
  • C9500-12Q: 12 ports 40G QSFP
  • C9500-48Y4C: 48 ports 25G/10G SFP28 option with 4 ports 100G/40G QSFP28 uplinks
  • C9500-24Y4C: 24 ports 25G/10G SFP28 option with 4 ports 100G/40G QSFP28 uplinks
  • C9500-40X: 40 ports 10G SFP+ option with 8 ports 10G SFP+ and 2 ports 40G QSFP uplinks
  • C9500-16X: 16 ports 10G SFP+ option with 8 ports 10G SFP+ and 2 ports 40G QSFP uplinks

Switch to something new: Why Migrate to Catalyst 9500? | See the Catalyst 9500 Series

 

Q: Are the uplink modules of Cisco Catalyst 9500 Series Switches the same as those for the Cisco Catalyst 3850 Series uplink modules?

A: No, uplink modules of the Cisco Catalyst 9500 Series Switches have different SKUs from those of the 3850 Series.

 

Q: How many Rack Units (RUs) do Cisco Catalyst 9500 Series Switches have?

A: Cisco Catalyst 9500 Series Switches are 1RU switches

 

Q: Do Cisco Catalyst 9500 Series Switches come with built-in RFID?

A: Yes, they come with a built-in passive RFID tag.

 

Q: What management ports are available on the Cisco Catalyst 9500 Series?

A: The Cisco Catalyst 9500 Series comes with a mini-B type USB console port and a 10, 100, or 1000 Ethernet (RJ-45) dedicated management port on the front panel of the switch. The Ethernet port is in a separate VRF instance called “Mgmt-vrf” in order to segment the management traffic from the global routing table of the switch.

 

Q: Can I use both console ports simultaneously on the Cisco Catalyst 9500 Series?

A: No. The RJ-45 port is default and the console switches to USB when USB cable is connected.

 

Q: Do Cisco Catalyst 9500 Series switches support Trivial File Transport Protocol (TFTP) to boot the software image?

A: Yes, you can use TFTP to boot the application image over the network with the following parameters set up:

  • MAC_ADDR: The switch default MAC address
  • IP_ADDR: The IP address or netmask of the switch
  • DEFAULT_ROUTER: The IP address of the default router in the local network Example:
  • Switch: set DEFAULT_ROUTER 10.4.2.1
  • Switch: set IP_ADDR 10.4.2.140/255.255.255.0
  • Switch: boot tftp:///

 

Q: Do Cisco Catalyst 9500 Series Switches support OIR?

A: Yes, the 5 fans and the 2 power supply units support OIR. Also, uplink modules on the 10 Gigabit Ethernet SKU support OIR.

 

Q: How many fans can fail on a Cisco Catalyst 9500 Series Switch without interrupting the system?

A: One. Cisco Catalyst 9500 Series Switches are designed to support a single fan failure. We recommended that you replace fans as soon as possible when they fail.

 

Q: Do Cisco Catalyst 9500 Series Switches support 802.1ae?

A: Cisco Catalyst 9500 Series Switches are hardware-capable for 802.1ae on all ports on the switch.

 

Q: What type of airflow do Cisco Catalyst 9500 Series Switches support?

A: The airflow on the Cisco Catalyst 9500 Series is “front-to-back” airflow.

 

Q: What pluggable transceiver modules do Cisco Catalyst 9500 Series Switches support?

A: Refer to the Cisco Transceiver Module Compatibility Matrixes for a complete list: https://www.cisco.com/c/en/us/support/interfacesmodules/transceiver-modules/products-device-support-tableslist.html.

 

Q: Can Cisco Catalyst 9500 Series Switches support redundant power supplies?

A: Yes, Cisco Catalyst 9500 Series Switches come with two AC power supplies. For further details on power supplies, please refer to Cisco Catalyst 9500 Series data sheet: Latest data sheet version

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