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View Full Version : V16 Nortel GSM Engineering Metrics for monitoring ( internal doc )



nicodrey
2010-08-01, 01:04 PM
Hi guys,

For those who still operate Nortel BSS, find this Nortel internal GSM kpi calculation guide :

No pass.
Hope it will be helpfull for someone.

Content:
1. INTRODUCTION
1.1. OBJECT
1.2. SCOPE OF THIS DOCUMENT
1.3. AUDIENCE FOR THIS DOCUMENT
2. RELATED DOCUMENTS
2.1. APPLICABLE DOCUMENTS
2.2. REFERENCE DOCUMENTS
3. CONVENTION
3.1. METRIC LIST CONTENT
3.2. SPATIAL AND TEMPORAL AGGREGATION LEVEL
3.2.1 Value
3.2.2 Aggregation
4. GSM METRICS DEFINITION
5. TRAFFIC PROFILE
5.1. PAGING PROFILE
5.2. ACCESS PROFILE
5.2.1 Channel Request
5.2.2 Immediate Assignment
5.2.3 Establish Indication
5.2.4 TCH Com
5.3. TRAFFIC CARRIED
5.4. BLOCKING
5.5. ERLANG CAPACITY
5.6. CHANNEL OCCUPANCY
5.7. HOLDING TIME
5.8. TCH ALLOCATION
5.9. CALL PROFILE
5.10. AMR PENETRATION
6. ACCESSIBILITY
6.1. ON CCCH
6.1.1 Paging Analysis
6.1.2 RACH Analysis
6.1.3 Immediate Assignment Analysis
6.2. ON SDCCH
6.2.1 Resource Usage
6.2.2 Allocation
6.2.3 SDCCH Drop
6.2.4 Call establishment failure
6.3. ON TCH
6.3.1 Resource Usage
6.3.2 Allocation
6.3.3 Assignment Analysis
7. HANDOVERS
7.1. HANDOVERS CAUSES
7.1.1 On SDCCH
7.1.2 On TCH
7.2. INTRACELL HANDOVER
7.2.1 On SDCCH
7.2.2 On TCH
7.2.3 Intracell Ping Pong Handovers
7.3. INCOMING HANDOVERS
7.3.1 On SDCCH
7.3.2 On TCH
7.4. OUTGOING HANDOVERS
7.4.1 On SDCCH
7.4.2 On TCH
7.5. NEIGHBOURING HANDOVERS
7.5.1 On SDCCH
7.5.2 On TCH
8. CALL DROPS
8.1. CALL DROPS
8.2. CALL DROP RATIO
8.3. CALL DROP DISTRIBUTION
8.4. DROP PER ERLANG
9. RADIO QUALITY METRICS
9.1. POWER CONTROL
9.2. RXLEV
9.3. RXQUAL
9.4. C/I
9.5. INTERFERENCE BAND
9.6. FER
9.7. TIMING ADVANCE
10. HARDWARE CAPACITY AND STABILITY
10.1. ABIS INTERFACE
10.2. A INTERFACE
10.3. BSC 2G
10.3.1 Mesured Load
10.3.2 Estimated Load
10.3.3 Bsc Board Traffic
10.3.4 Overload Mechanism
10.4. BSC 3G
10.4.1 PCM Monitoring
10.4.2 BOARDS
11. SPECIFICS METRICS
11.1. AMR MONITORING
11.1.1 Allocation
11.1.2 Holding Time
11.1.3 TCH Assigned
11.1.4 TCH COM AMR
11.1.5 AMR Traffic
11.1.6 AMR Call Drop
11.1.7 AMR Call Drop Ratios
11.1.8 Handover
11.1.9 AMR Based On Traffic
11.1.10 AMR Codec
11.1.11 AMR FER
11.2. DUAL BAND MONITORING
11.2.1 TCH Assigned
11.2.2 Handovers
11.3. CELL TIERING MONITORING
11.4. WPS MONITORING
11.5. LCS MONITORING
12. TDMA METRICS
12.1. TDMA ALLOCATION
12.2. ASSIGNMENT ANALYSIS
12.3. DROP ANALYSIS
12.3.1 On SDCCH
12.3.2 On TCH
12.4. HANDOVER ANALYSIS
12.5. L1M MEASUREMENT
12.5.1 TDMA Power Control
12.5.2 TDMA BURSTS OVERBOOST
12.5.3 TDMA RxLev
12.5.4 TDMA RxQual
12.5.5 TDMA C/I
12.5.6 TDMA Interference band
12.5.7 TDMA FER
13. SUBSCRIBER QOS
14. COUNTERS MAPPING
15. ABBREVIATIONS AND DEFINITIONS
15.1. ABBREVIATIONS
15.2. DEFINITIONS

guruvai
2011-01-18, 06:21 AM
Good doc...keep posting braadaa... :)

nicodrey
2011-02-04, 08:03 AM
Instead of giving negative rep, you should consider sharing some stuff before asking for any free link.
If all the members were like you this forum would not exist.
I will share the link when you will get some rep showing that you are contributing to the forum.

evagtf@yahoo.fr
2011-02-04, 05:35 PM
What is the process to send reputation.
I just know sending thanks.

mahendra.k.s
2012-01-25, 02:08 PM
I am not able to download this. I need this information. Can any one help?

mahendra.k.s
2012-01-25, 02:10 PM
To be more precise, I am looking for formula of these KPIs.
SDCCH Connection

SDCCH DROP (%)
TCH attempts
TCH assignment Success Rate (%)
Outgoing Handover Success Rate (%)
TCH Traffic (Erlang)