Managed Services

Manage services involves - highly expertise planning and execution abilities. This is an extremely important and critical field of operations where one needs to ensure stringent norms of network uptime and KPIs. The following are the major sub-activities of Managed Services wherein ETel teams are highly specialized in.

RF planning and design: The following are the key activities involved:

• Understanding the requirements and objectives of the managed services and conducting a comprehensive site survey to gather information about existing infrastructure, coverage areas, and capacity requirements.
• Analyzing the network traffic and usage patterns to identify areas of improvement and potential bottlenecks.
• Design a network topology that optimizes coverage, capacity, and performance, considering factors such as terrain, building structures, and interference sources. Also, perform a radio propagation analysis to predict signal coverage, interference levels, and signal quality across the network.

• Identify and plan the placement of base stations, antennas, and other RF equipment to ensure optimal coverage and capacity. And, optimizing the antenna configurations, including azimuth and tilt angles, to achieve desired coverage and minimize interference.
• Conduct frequency planning and allocation to avoid interference and maximize spectral efficiency. Further, Implementing appropriate handover mechanisms to ensure seamless transitions between cells and maintain quality of service.
• Perform network capacity planning to estimate the number of subscribers and traffic load that the network can handle. And, implementing interference management techniques, such as frequency hopping and power control, to minimize interference and improve network performance.

• Conduct network optimization and fine-tuning through drive tests and measurements to validate the design and identify areas for improvement. Furthermore, continuously monitoring the network performance, conduct periodic audits, and make adjustments as necessary to maintain optimal performance.
• Documenting the RF planning and design process, including network diagrams, equipment configurations, and performance metrics for future reference and troubleshooting.

Active Maintenance : The following are the major services of ETel in this domain:

• Regular inspection and maintenance of telecom network equipment, including but not limited to base stations, antennas, switches, routers etc.
• Conducting proactive monitoring of network performance and health, to identify and address any issues or abnormalities.
• Perform routine maintenance tasks such as cleaning equipment, checking connections, and replacing faulty components.
• Keep track of software updates and patches for network equipment and ensure timely installation to enhance security and functionality.
• Conduct regular performance tests and measurements to assess network performance metrics such as signal strength, call quality, and data throughput.

• Respond promptly to network alarms, fault notifications, and customer complaints to minimize downtime and service disruptions.
• Conduct periodic preventive maintenance activities such as equipment calibration, signal alignment, and power optimization.
• Maintain comprehensive documentation of network configurations, maintenance activities, and equipment inventory, updates, software versions, processes and change management.
• Implement fault management systems and procedures to quickly identify and rectify network faults.

• Coordinate with vendors and suppliers for equipment repairs, replacements, and warranty claims.
• Provide timely and effective support to field technicians and engineers during maintenance activities.
• Continuously evaluate network performance data and metrics to identify areas for improvement and implement optimization strategies.
• Conduct regular audits and inspections to ensure compliance with industry standards, regulations, and safety guidelines.
• Collaborate with cross-functional teams, including network operations, engineering, and customer support, to address maintenance-related issues and improve overall network performance.

Passive Maintenance: The following are the major heads of activities in this domain:

• Regular inspections of towers, poles, and supports to check for structural integrity, corrosion, and signs of damage.
• Periodic cleaning and maintenance of tower structures to remove debris, vegetation, and bird nests that could impact signal propagation.
• Inspection and maintenance of cable trays, conduits, and ducts to ensure proper cable routing, protection, and organization.
• Verification and maintenance of cable markers and labeling to ensure accurate identification and tracking of cables.

• Inspection and maintenance of grounding systems to ensure proper electrical grounding and protection against lightning strikes.
• Regular inspection and cleaning of air filters and cooling systems in equipment shelters to prevent overheating and equipment failure.
• Inspection and maintenance of backup power systems, including generators, cables and batteries, to ensure uninterrupted power supply.
• Monitoring and maintenance of environmental conditions, such as temperature and humidity, within equipment shelters to ensure optimal operating conditions.

• Inspecting and maintaining lightning protection systems to safeguard the telecom infrastructure from lightning-induced damage.
• Regular audits and assessments of the physical security measures in place to protect the passive infrastructure from theft, vandalism, and unauthorized access.
• Periodic inspection and testing of surge protection devices to safeguard equipment from power surges and transients.
• Collaborating with external contractors and specialized service providers for tasks such as tower reinforcement, cable installation, and aerial inspections.
• Keeping comprehensive documentation of passive infrastructure components, maintenance activities, and compliance with regulatory requirements.
• Implementing asset management systems to track and manage passive infrastructure assets, including their location, condition, and maintenance history.
• Regularly reviewing and updating maintenance schedules and procedures based on evolving industry standards and best practices.

OFC Network Maintenance: The following are the activities involved in this domain:

• Regular visual inspections of optical fiber cables and connectors to identify any physical damage, such as cuts, bends, or breaks.
• Cleaning and inspection of fiber connectors to remove dust, dirt, and other contaminants that could degrade signal quality.
• Conducting OTDR (Optical Time Domain Reflectometer) tests to measure fiber optic cable loss, identify faults, and locate breaks or bends.
• Monitoring optical power levels to ensure signal strength and integrity throughout the network.

• Periodic checks of splices and terminations to verify proper alignment and connection.
• Inspecting and maintaining fiber distribution frames (FDFs) and patch panels for proper cable management and organization.
• Verifying the integrity of fiber optic cables in ducts, conduits, or aerial installations to prevent damage caused by environmental factors or construction activities.
• Monitoring and maintaining network fiber optic links, identifying degradation or loss issues, and taking corrective actions.

• Performing end-to-end fiber link testing to verify connectivity, signal quality, and performance.
• Inspecting and testing fiber optic transceivers and network equipment for proper operation and alignment.
• Troubleshooting fiber optic network issues, including loss of signal, excessive attenuation, or high bit error rates.
• Replacing damaged or faulty fiber optic cables, connectors, or splices as needed.
• Conducting preventive maintenance on fiber optic network equipment, including cleaning, calibration, and firmware updates.
• Managing fiber optic cable inventories, tracking cable lengths, and documenting fiber patching and connectivity.
• Conducting fiber link audits to ensure compliance with industry standards and documentation accuracy.
• Implementing proper fiber cable routing and protection measures, including cable trays, ducts, and aerial supports.
• Monitoring environmental conditions, such as temperature and humidity, within fiber optic equipment rooms and cabinets.
• Training and educating maintenance personnel on proper fiber optic maintenance techniques, handling procedures, and safety practices.
• Collaborating with equipment manufacturers, fiber optic contractors, and external service providers for specialized maintenance tasks or repairs.
• Maintaining optical fiber associated civil infrastructure.
• Keeping comprehensive records of maintenance activities, test results, repairs, and upgrades performed on the fiber optic network.