1. **Network Monitoring:** Continuously monitor the network to track its performance, identify issues, and ensure optimal functionality. This involves using monitoring tools to track bandwidth usage, identify bottlenecks, and detect unusual activity.

2. **Configuration Management:** Ensure that network devices such as routers, switches, and firewalls are properly configured. This includes managing IP addresses, routing tables, and other settings to maintain a secure and efficient network.

3. **Security Management:** Implement security measures to protect the network from unauthorized access, cyber attacks, and data breaches. This includes firewalls, intrusion detection systems, and regular security audits.

4. **Performance Optimization:** Analyze and optimize the performance of the network to ensure efficient data transmission. This may involve adjusting configurations, upgrading hardware, or reconfiguring the network architecture.

5. **Fault Detection and Resolution:** Quickly identify and resolve network faults or issues to minimize downtime. Network administrators need to troubleshoot problems such as connectivity issues, hardware failures, or configuration errors.

6. **Bandwidth Management:** Effectively manage bandwidth to prioritize critical applications and ensure optimal performance. This involves implementing Quality of Service (QoS) policies to allocate bandwidth based on the priority of data traffic.

7. **Network Documentation:** Maintain comprehensive documentation of the network infrastructure, including diagrams, configurations, and any changes made. This documentation is valuable for troubleshooting, planning upgrades, and ensuring consistency.

8. **Network Upgrades and Expansion:** Plan and implement network upgrades to accommodate growing business needs. This includes scaling the network infrastructure, adding new devices, and ensuring compatibility with emerging technologies.

9. **Disaster Recovery Planning:** Develop and implement strategies for network recovery in the event of a disaster or network failure. This involves creating backup plans, redundant systems, and testing recovery procedures.

10. **Compliance Management:** Ensure that the network adheres to industry regulations and compliance standards. This is especially important in sectors where data security and privacy are critical.

11. **Remote Network Management:** With the rise of remote work, managing networks from different locations has become essential. Implementing secure remote access and management tools is crucial for maintaining network operations.