Industrial Internship

Industrial InternshipPROPEL NETWORK SDN BHDPERIOD: 29 JUN-4 SEPT 2014PRESENT TO:DR. WIRA HIDAYAT BIN MOHD SAADDR.KHAIRUDDIN

COMPANY BACKGROUNDLocated in Kota Kemuning, Shah Alam.

Established in year of 2009.

Founder of this company is Mr. Leong WM.

Contain 3 department ; optimization team, site engineer, and rigger department.

Sub contract for YTL and SAMSUNG.

ORGANIZATION CHART

PROPEL NETWORKbeing part of the conventional 2G and 3G RF network optimization

Sub contractor for SAMSUNG and YTL.

experience in network optimization of 2G, 3G, and 4G technologies like WiMax and LTE, as well as having optimized the world first mobile VOIP network.

collaborating with renown brands like Accuver, which has developed the world first WiMax RF measurement tools i.e. XCAL-X, XCAP-X.

PROJECT:SAMSUNG YTL (WiMAX, YES 4G,P1)

INTRODUCTION THREE STAGES OF PROJECT:SINGLE SITE VERIFICATION (SSV)→ SINGLE SITE OPTIMIZATION (SSO)→ DRIVE TEST (DT) PROGRAM: XCAL, OPTIS, NETPERSEC EQUIPMENT: CPE (PC CARD), GCT, LICENCE KEY, COAXIAL CABLE, PHONE CABLE, GPS, 2 VOIP PHONES

WiMAX PARAMETERPARAMETER

SIGNAL STRENGTH RSSI

SIGNAL QUALITY CINR

CELL IDENTIFICATION PREAMBLE INDEX

OPERATING FREQUENCY BAND 2.3 MHz

TECHNOLOGY OFDMA

PROGRAMS & EQUIPMENT

VOIP PHONE

GPS

PHONE CABLE

COAXIAL CABLE

CPE, GCT, LICENSE KEY

SSV TEST CASE 8 TEST CASES: 6 STATIC, 2 MOBILITY. STATIC TEST CASES: NETWORK ENTRY (NE), PING TEST, THROUGHPUT (TP) INCLUDE UPLOAD AND DOWNLOAD, VOIP, NEIGHBOUR LIST (NL) MOBILITY TEST CASES: HANDOVER (HO), COVERAGE ALL TEST CASES USING XCAL-M, EXCEPT VOIP USING OPTIS. ALL TEST CASES INVOLVE ALL SECTORS EXCEPT PING.

WORK FLOW1. SWAP SECTOR CHECK

2. HANDOVER TEST

3. PING TEST

4. THROUGHPUT

5. FOLLOW BY OTHER TEST CASES

6. ONCE FINISHED, SEND TO OPTIMIZING ENGINEERS TO CHECK VIA EMAIL DRAFTS.

7. WAIT ON THE SITE, REDRIVE IF NECESSARY OR RETURN ON ENGINEERS CONFRIMATION.

TEST CASE PASSING CONDITIONS

NE: 10/10 SUCCESS

PING: 0.00% LOST

VOIP:10/10 SUCCESS

HANDOVER: 10/10 INTRA AND CONTROLLED HO SUCCESS

TP: DL, AVERAGE:12 Mbps, MAX:14 Mbps, UL, AVERAGE:4 Mbps, MAX: 4.5 Mbps

COVERAGE: WITHIN 1KM AWAY FROM EACH SECTORS

*CONDITIONS MAY VARY IN DIFFERENT REGIONS.

EXAMPLE SSVCSE 72459 SMK JERAM

SWAP CHECK

HANDOVER

PING BE32, BE1450, ERTPS32, UGS32, BE32_1K

PING BE32

PING BE1450

PING ERTPS 32

PING UGS 32

PING BE32_1K

THROUGHPUTDOWNLOAD AND UPLOAD

THROUGHPUT (DOWNLOAD)

THROUGHPUT (UPLOAD)

NETWORK ENTRY

VOICE OVER INTERNET PROTOCOL (VOIP)

NEIGHBOURLIST

COVERAGE

TROUBLESHOOTING•USUALLY, PROBLEMS WILL BE HAPPEN ON SPECIFIC TASK CASES: DOWNLOAD THROUGHPUT, CALL DROP ON VOIP, FAIL HANDOVER.

•FOR THROUGHPUT , FIND CINR ABOVE 25dB, RSSI ABOVE -50dBm WITHIN THE LINE OF SIGHT(LOS), AVOID PEAKS HOUR, CHECK CREDIT OF EQUIPMENTS.

•FOR VOIP, CHECK CREDIT OF MEAN ORIGINATING CALL (MOC), RESTART THE VOIP IF NECESSARY, AVOID USING CPE/GCT AND VOIP WITH THE SAME ID SIMUTANEOUSLY ON THE SAME LAPTOP, AVOID TESTING VOIP SIMUTANEOUSLY WITH SAME ID BY TWO OR MORE TEAMS.

•FOR HANDOVER, A ‘FORCE’ MUST BE APPLIED TO ENSURE SUCCESSFUL HANDOVER.

•ON THE LAST OPTION, WILL BE TEAM VIEWER WHERE ENGINEERS HELPS US ON TROUBLESHOOTING

CHALLENGES SITE CONGESTION (DROP CALL, TP FAIL TEST)

SITE BLOCKAGE

PRIVATE RESIDENCE AREA

RESTRICTED AREA

DANGEROUS PARKING SPOTS

POOR ROAD CONDITIONS (LOOP HOLES, NON-TAR ROAD)

Thank You