MikroTik Certified Wireless Engineer (MTCWE)
1 Introduction to MikroTik Wireless
1-1 Overview of MikroTik Wireless Products
1-2 MikroTik Wireless Standards and Technologies
1-3 MikroTik Wireless Network Architecture
1-4 MikroTik Wireless Security Concepts
2 MikroTik Wireless Devices
2-1 MikroTik Wireless Access Points (APs)
2-2 MikroTik Wireless Bridges
2-3 MikroTik Wireless Routers
2-4 MikroTik Wireless Client Devices
3 MikroTik Wireless Configuration
3-1 Basic Wireless Configuration
3-2 Advanced Wireless Configuration
3-3 Wireless Channel and Power Settings
3-4 Wireless Network Profiles
4 MikroTik Wireless Security
4-1 Wireless Encryption Protocols
4-2 Wireless Authentication Methods
4-3 Wireless Access Control
4-4 Wireless Intrusion Detection and Prevention
5 MikroTik Wireless Performance Optimization
5-1 Wireless Signal Strength and Quality
5-2 Wireless Channel Optimization
5-3 Wireless Load Balancing
5-4 Wireless QoS (Quality of Service)
6 MikroTik Wireless Troubleshooting
6-1 Common Wireless Issues
6-2 Wireless Network Diagnostics
6-3 Wireless Performance Monitoring
6-4 Wireless Problem Resolution
7 MikroTik Wireless Deployment Scenarios
7-1 Wireless LAN (WLAN) Deployment
7-2 Wireless Mesh Network Deployment
7-3 Wireless Point-to-Point (PTP) Deployment
7-4 Wireless Point-to-Multipoint (PTMP) Deployment
8 MikroTik Wireless Management
8-1 MikroTik Wireless Device Management
8-2 MikroTik Wireless Network Management
8-3 MikroTik Wireless Monitoring Tools
8-4 MikroTik Wireless Reporting and Analytics
9 MikroTik Wireless Integration
9-1 Integrating MikroTik Wireless with Other Networks
9-2 MikroTik Wireless and VPN Integration
9-3 MikroTik Wireless and SD-WAN Integration
9-4 MikroTik Wireless and IoT Integration
10 MikroTik Wireless Certification Exam Preparation
10-1 Exam Objectives and Structure
10-2 Sample Exam Questions
10-3 Study Resources and Tips
10-4 Certification Exam Registration and Scheduling
6 MikroTik Wireless Troubleshooting Explained

6 MikroTik Wireless Troubleshooting Explained

Key Concepts

Understanding MikroTik Wireless Troubleshooting involves grasping several key concepts:

Signal Strength Issues

Signal Strength Issues occur when wireless devices cannot receive a strong enough signal to maintain a stable connection. This can be caused by physical obstructions, improper antenna placement, or incorrect power settings. Troubleshooting involves using tools like MikroTik's Wireless Monitoring to identify weak signal areas and adjusting the placement or power settings accordingly.

Example: Think of signal strength as the strength of a lighthouse's beam. If the beam is too weak, ships (devices) far away won't see it (connect). By adjusting the height (placement) or power (intensity) of the lighthouse, you ensure that all ships can see the beam clearly.

Interference Detection

Interference Detection involves identifying and mitigating sources of interference that can degrade wireless network performance. Common sources of interference include other wireless networks, electronic devices, and physical obstructions. Troubleshooting involves using tools like MikroTik's Spectrum Analyzer to identify and eliminate interference sources.

Example: Consider interference as noise in a radio station. If there is too much noise, the signal (network) becomes unclear. By using a spectrum analyzer (noise meter), you can identify the source of the noise (interference) and eliminate it to restore clear transmission.

Client Connectivity Problems

Client Connectivity Problems occur when wireless clients cannot connect to the network or experience frequent disconnections. This can be caused by incorrect SSID settings, weak signal strength, or client device issues. Troubleshooting involves checking the SSID configuration, ensuring proper signal strength, and updating client device drivers.

Example: Think of client connectivity as a guest trying to enter a party. If the guest doesn't know the correct password (SSID), they can't enter. If the party is too far away (weak signal), they might lose connection. Ensuring the guest has the correct password and is close enough ensures they can enter and stay connected.

Performance Bottlenecks

Performance Bottlenecks occur when the wireless network cannot handle the current load, resulting in slow speeds and poor performance. This can be caused by overcrowded channels, insufficient bandwidth, or misconfigured QoS settings. Troubleshooting involves optimizing channel selection, increasing bandwidth, and properly configuring QoS settings.

Example: Consider performance bottlenecks as a traffic jam on a highway. If too many cars (devices) are on the road (network), traffic slows down. By adding more lanes (increasing bandwidth) or directing traffic (configuring QoS), you can reduce congestion and improve overall traffic flow.

Configuration Errors

Configuration Errors occur when the wireless network settings are incorrectly configured, leading to connectivity issues or security vulnerabilities. Common configuration errors include incorrect IP settings, misconfigured security protocols, and improper channel settings. Troubleshooting involves reviewing and correcting the network configuration settings.

Example: Think of configuration errors as setting up a new appliance with the wrong instructions. If the instructions (configuration) are incorrect, the appliance (network) won't work properly. By following the correct instructions (configuration settings), you ensure the appliance functions as intended.

Firmware and Driver Issues

Firmware and Driver Issues occur when outdated or corrupted firmware or drivers cause the wireless network to malfunction. This can result in unstable connections, poor performance, or complete failure. Troubleshooting involves updating the firmware and drivers to the latest versions available.

Example: Consider firmware and driver issues as outdated software on a computer. If the software (firmware/drivers) is outdated, the computer (network) may experience glitches or crashes. By updating the software to the latest version, you ensure the computer runs smoothly.