Telecom: Operation & Maintenance


GTI's Operation and Maintenance (O&M) is committed to provide flexible, integrated, dependable, cost effective and responsive solutions for the Operation and Maintenance requirements of telecom industry. With our expertise in the field as the backup, we are in a position to provide customized and turnkey solutions in Operation and Maintenance segment in telecom industry.

Passive Maintenance of Telecom Cell Site


Our Passive Maintenance services for the Telecom Cell Site include:
  • Comprehensive Maintenance
  • Non-Comprehensive Maintenance
  • Diesel Filling & EB Payments
We provide Preventive, Corrective, Routine and Breakdown Maintenance including Diesel Filling in the Cell Sites.

We provide DG maintenance, diesel filling, first level maintenance for DG, AMF Panel, UPS, fire alarms systems, FMC, NMS, follow up for alarms, order wire, battery voltage, level of distilled water in the secondary cells, battery charger and electrical installation of the prefabs/ building and in case of any discrepancy report it to EIC.
  • Preventive Maintenance services as per the SLAs / SOW
  • Corrective Maintenance
  • DG servicing, AC servicing and Over Hauling in accordance with the specification by OEM/Customer
  • Break down Maintenance like tracking of Alarms for site outages and link failures
  • Diesel filling according to the BEET PLAN to ensure the availability of HSD in the DG tank
Preventive maintenance on the BTS and antenna system include:
  • Radio Power Management
  • Voltage Standing Wave Ratio (VSWR) Measurement for RF feeder cables
  • Verification and correction of Connectorization of RF / IF cables
  • Validation of antenna orientations and corrections if required

Our Passive Maintenance services cover the following Telecom Infrastructure:
  • Power Plant
  • Diesel Generator
  • PMU (Power Management Unit)
  • Fire Alarm System
  • Battery Bank
  • Air Conditioners
  • Shelters
  • Servo Stabilizers
  • SMPS
  • Tower / Mast / Pole
  • Earth Pits
  • Other Electrical Elements

Managed Services


GTI's Managed Network services include Active Maintenance of BTS/BSC's

Active Maintenance of BTS/BSC's by GTI's Telecom O&M
GTI provides level-1 Active O&M services like fault monitoring & management, preventive and corrective maintenance for Base Station Subsystem elements comprising of BTS and BSCs.

Managed Network services include the following activities:
  • Troubleshooting of BTS using Online Monitoring Tool (OMT)
  • Fault localization on BSS equipment (BTS/BSC's) and antenna system
  • Simple repair procedures and replace faulty hardware units
  • Testing after corrective actions like test calls, test external alarms and antenna system test
  • Monitoring internal and external alarms of BTS using the OMT
  • Troubleshooting of T1/E1 link to bring site on air
  • Periodic drive testing of BTS Site
  • Verification, up-gradation / replacement of cards / devices
  • Firmware / hardware modification for cards / devices locally
  • Oversee replaced units
  • Logistics and documentation support for repair & return of faulty hardware units