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How to Enable SNMP on Brocade Fabric OS switches

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Auvik uses SNMP to collect inventory, performance, and status information from Brocade Fibre Channel switches running Fabric OS.

SNMP configuration on Fabric OS is performed through the command-line interface (CLI), which can be accessed through:

  • SSH (recommended)
  • Telnet
  • Serial console

Note: Some commands require administrative privileges and should be executed from a secure SSH session whenever possible.

Before You Begin

Ensure the following:

  • You have administrative access to the switch.
  • The Auvik collector can communicate with the switch.
  • Any firewalls or ACLs permit SNMP traffic (UDP 161).
  • You know the SNMP community string you intend to use.

Enable SNMPv1/v2c

To configure an SNMP community string for polling, run the following command:

snmpconfig --set snmpv1 -c community <COMMUNITY_STRING>

Replace:

<COMMUNITY_STRING>

with the community string you want Auvik to use.

Example:

snmpconfig --set snmpv1 -c community auvik-readonly

Recommendation: Use a unique read-only community string rather than common values such as public.

Verify the Configuration

After configuring SNMP, verify the settings:

snmpconfig --show

Review the output and confirm:

  • SNMP is enabled.
  • The expected community string is configured.
  • SNMP services are active.

Configure the SNMP Credential in Auvik

After SNMP has been enabled on the switch:

  1. Navigate to Discovery > SNMP Credentials.
  2. Click Add SNMP Credentials.
  3. Select the appropriate SNMP version.
  4. Enter the configured community string.
  5. Save the credential.

Auvik will attempt to authenticate to the switch during the next discovery cycle.

Optional: SNMPv3

Newer Fabric OS releases support SNMPv3.

If your organization requires encrypted and authenticated SNMP communication, consider configuring SNMPv3 instead of SNMPv1/v2c.

When using SNMPv3, you will need:

  • Username
  • Authentication protocol
  • Authentication password
  • Privacy protocol (if used)
  • Privacy password

Refer to your Fabric OS version documentation for the specific SNMPv3 configuration commands available on your platform.

Troubleshooting

If the switch is not discovered or monitored correctly:

Verify Network Connectivity

Confirm that:

  • The switch is reachable from the Auvik collector.
  • UDP port 161 is not blocked.
  • Routing exists between the collector and the switch.

Verify SNMP Configuration

Run:

snmpconfig --show

Confirm that the expected community string is configured.

Verify Credentials

Ensure that:

  • The SNMP community string in Auvik matches the switch configuration exactly.
  • No extra spaces or special characters were entered incorrectly.

Test SNMP Manually

If available, perform an SNMP walk from a management workstation or the collector to verify the switch is responding to SNMP requests.

Additional Information

With SNMP configured, Auvik can collect information such as:

  • Switch inventory
  • Fibre Channel port status
  • Interface statistics
  • Environmental information
  • Device health and performance metrics

Depending on polling intervals, newly collected information may take several minutes to appear in Auvik.

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