【资料名称】：核心网优化项目

【资料作者】：wu

【资料日期】：10/17/2008

【资料语言】：中文

【资料格式】：PDF

【资料目录和简介】：

10/17/2008 2
目录
1 本次设备参数分析目的..........................................................................................................................4
2 SGSN参数分析.......................................................................................................................................4
2.1 IMEI CHECKMODE (ICHM)........................................................................................................4
2.2 AUTHENTICATIONMODE (AUM).............................................................................................4
2.3 PTMSI SIGNATUREMODE (PSMO)...........................................................................................4
2.4 CIPHERINGMODE (CIP)..............................................................................................................5
2.5 UMTS CIPHERING MODE (CIPIU).............................................................................................5
2.6 ATTACH RESTRICTION (CSAR)................................................................................................5
2.7 READY STATE TIMER (RDY).....................................................................................................5
2.8 MS REACHABLE TIMER (MSRT)...............................................................................................6
2.9 DETACH TIMER (DET)................................................................................................................6
2.10 PERIODIC RA UPDATE TIMER (PRAU).....................................................................................6
2.11 VLR PERIODIC CLEANING START TIME (CTIM)...................................................................7
2.12 DETACHED SUBSCRIBER STORAGE TIME (STT)..................................................................7
2.13 UTILISATION RATE DEPENDENT CLEANING (UDC)............................................................7
2.14 UTILISATION RATE ZERO LIMIT (UDL)..................................................................................7
2.15 FORCE TO STANDBY (FTS).......................................................................................................8
2.16 OVERRIDE MS READY STATE TIMER (ORDY).......................................................................8
2.17 RA PAGING REPETITION (RPR).................................................................................................8
2.18 RA PAGING AREA (RPA).............................................................................................................9
2.19 SGSN PAGING AREA (SPA).........................................................................................................9
2.20 NS BLOCK TIMER (NBT).............................................................................................................9
2.21 NS RESET TIMER (NRT)..............................................................................................................9
2.22 NS TEST TIMER (NTT)...............................................................................................................10
2.23 NS ALIVE TIMER (NAT)............................................................................................................10
2.24 NS BLOCK RETRIES (NBR).......................................................................................................10
2.25 NS UNBLOCK RETRIES (NUR).................................................................................................10
2.26 NS ALIVE RETRIES (NAR)........................................................................................................11
2.27 NS RESET RETRIES (NRR)........................................................................................................11
2.28 N3-REQUESTS COUNTER FOR CREATE PDP CONTEXT REQUESTS (N3CRE)................11
2.29 T3-RESPONSE TIMER OF CREATE PDP CONTEXT RESPONSE (T3CRE)..........................11
2.30 N3-REQUESTS COUNTER FOR UPDATE PDP CONTEXT REQUESTS (N3UPD)................11
2.31 T3-RESPONSE TIMER OF UPDATE PDP CONTEXT RESPONSE (T3UPD)..........................12
2.32 N3-REQUESTS COUNTER FOR DELETE PDP CONTEXT REQUESTS (N3DEL)................12
2.33 T3-RESPONSE TIMER OF DELETE PDP CONTEXT RESPONSE (T3DEL)...........................12
2.34 N3-REQUESTS COUNTER FOR IDENTIFICATION REQUESTS (N3ID)...............................12
2.35 T3-RESPONSE TIMER OF IDENTIFICATION RESPONSE (T3ID).........................................12
2.36 N3-REQUESTS COUNTER FOR SGSN CONTEXT REQUESTS (N3SGCTXT)......................13
2.37 T3-RESPONSE TIMER OF SGSN CONTEXT RESPONSE (T3SGCTXT)................................13
2.38 N3-REQUESTS COUNTER FOR ECHO REQUESTS OF CONTROL PLANE (N3EC)............13
2.39 T3-RESPONSE TIMER OF ECHO RESPONSE OF CONTROL PLANE (T3EC)......................13
2.40 TECHO (TECHO).........................................................................................................................14
2.41 GGSN IPV4 NETWORK IDENTIFIER (GNI).............................................................................14
2.42 GGSN OPERATOR IDENTIFIER (GOI).....................................................................................14
2.43 GS MODE (GM)...........................................................................................................................14
2.44 SGSN IDENTIFIER (SGID).........................................................................................................15
3 PLMN参数............................................................................................................................................15
3.1 AUTHENTIC. REP.RATE FOR GPRS ATTACH (GPRS)..........................................................15
3.2 AUTHENTIC. REP.RATE FOR NORMAL RA UPDATE (NRA)...............................................15
3.3 AUTHENTIC. REP.RATE FOR NORMAL RA UPDATE， NEWVISITOR (NRAVIS)..........15
XJMCC EGPRS Optimisation Project
10/17/2008 3
3.4 AUTHENTIC. REP.RATE FOR PERIODIC RA UPDATE (PRA)..............................................16
3.5 AUTHENTIC. REP.RATE FORMOPDP CONTEXT ACTIVATION (MOA)...........................16
3.6 PTMSI SIG. REP.RATE FOR GPRS ATTACH (PGPRS)............................................................16
3.7 PTMSI SIG. REP.RATE FOR NORMAL RA UPDATE (PNRA)................................................16
3.8 PTMSI SIG. REP.RATE FOR NORMAL RA UP. NEWVISITOR (PNRAVIS).........................17
3.9 PTMSI SIG. REP.RATE FOR PERIODIC RA UPDATE (PPRA)................................................17
3.10 PTMSI ALLOC. REP.RATE FOR PERIODIC RA UPDATE (PPARA)......................................17
4 DNS配置分析.......................................................................................................................................17
5 总结与建议...........................................................................................................................................18
6 相关命令:..............................................................................................................................................18
6.1 SGSN 参数...................................................................................................................................18
6.2 PLMN参数...................................................................................................................................22
6.3 DNS配置......................................................................................................................................24

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