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network routine preventive maintenance

Network Infrastructure

Check and update firmware on all networking devices (routers, switches, firewalls)

Access device management interface
Download latest firmware version from manufacturer's website
Upload firmware to device and follow manufacturer's instructions for updating

Monitor network traffic and performance for any anomalies

Use network monitoring tool to track traffic patterns
Set up alerts for unusual activity
Investigate and address any performance issues

Verify backups are running successfully for network configurations

Check backup logs for successful completion
Test restore process to ensure data integrity
Adjust backup schedule if necessary

Test failover and redundancy systems

Simulate network failure to test failover
Verify redundant systems are functioning properly
Document test results and make any necessary adjustments

Review and update network diagrams and documentation

Update network topology diagram with current configuration
Document any recent changes or updates
Share updated documentation with relevant team members

Perform a network audit to identify any unauthorized devices or connections

Scan network for unknown devices
Review DHCP and DNS logs for unauthorized connections
Remove or block unauthorized devices

Conduct a vulnerability assessment and apply necessary patches and updates

Run vulnerability scanning tool on network
Review scan results for vulnerabilities
Apply patches or updates to secure network

Evaluate network capacity and plan for future growth and expansion

Analyze current network usage and performance
Forecast future network requirements based on growth projections
Develop plan for upgrading network infrastructure

Implement network segmentation to enhance security and isolate sensitive data

Define network segments based on security requirements
Configure VLANs or firewall rules to isolate traffic
Monitor and adjust segmentation as needed

Security

Update antivirus software on all network devices

Review firewall rules and make necessary adjustments

Conduct security audits to identify vulnerabilities

Monitor for any unauthorized network access attempts

Physical Environment

Inspect and clean networking equipment (routers, switches, cables)

Check power sources and backup power supplies for proper function

Ensure proper ventilation and cooling for networking equipment

Label and organize network cables for easy troubleshooting

Documentation

Update network diagrams and documentation with any recent changes

Keep an inventory of all network devices and their configurations

Document any network issues and resolutions for future reference

Review and update network policies and procedures as needed

Testing

Conduct network performance tests to identify any bottlenecks

Test network security measures and response to potential threats

Perform regular network scans for vulnerabilities

Create and test disaster recovery plans for network failures

Training

Provide ongoing training for IT staff on network maintenance best practices

Ensure staff are knowledgeable on network security protocols

Conduct regular training sessions on new networking technologies

Encourage staff to stay up-to-date on industry trends and developments.

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