【資料名稱】：定時器專題研究報告

【資料作者】：馮新華

【資料日期】：2010年7月22日

【資料語言】：中文

【資料格式】：DOC

【資料目錄和簡介】：

目錄
1概述2
2Um接口定時器2
2.1CC層2
2.1.1MSC側(cè)2
2.2MM層9
2.2.1MSC側(cè)定時器9
2.2.2MS側(cè)定時器10
2.3RR層13
2.3.1MSC側(cè)13
2.3.2BSC側(cè)17
2.3.3MS側(cè)25
2.4LAPDm層27
2.4.1BTS側(cè)27
2.4.2MS側(cè)29
3A接口定時器32
3.1BSSMAP層32
3.1.1MSC側(cè)32
3.1.2BSC側(cè)34
4Ater接口定時器38
4.1BTAP層38
4.1.1BSC側(cè)38
4.1.2TC側(cè)40
附錄一：主要流程中的定時器41
3.1成功的指配流程43
3.2T3107A超時44
3.3T3107B超時，MS掉話44
3.4指配新信道失敗，MS返回原信道45
3.5新舊信道N200*T200均超時，MS掉話46
3.6新信道N200*T200超時且T3107B超時47
4.1成功的信道模式更新流程48
4.2TMODIFY超時，無無線資源可用48
4.3模式更新否應(yīng)答，請求譯碼/速率49
4.4TCHANMODE超時，無線接口失敗49
5.切換50
5.1BSC內(nèi)50
5.1.1成功的BSC內(nèi)切換流程50
5.2BSC間58
6.鑒權(quán)67
7.加密67
7.1成功的加密流程67
7.2加密定時器超時67
8.清除68
8.1一般的無線鏈路清除（MSC發(fā)起）68
8.2短無線鏈路清除71
8.3 BSC發(fā)起的清除72
9.復(fù)位電路73
9.1BSC發(fā)起73
9.2MSC發(fā)起74
10.復(fù)位75
10.1 BSC發(fā)起75
10.2MSC發(fā)起76
11.呼叫控制77
11.1MS主叫77
11.2MS被叫78
附錄二：GSM系統(tǒng)CC層定義的原因值79
1Normal class79
1.1Cause No. 1 "unassigned (unallocated) number"（未分配的號碼）79
1.2Cause No. 3 "no route to destination"（目的地?zé)o路由）79
1.3Cause No. 6 "channel unacceptable"（信道無法接受）79
1.4Cause No. 8 "operator determined barring"（操作者定義禁止）79
1.5Cause No.16 "normal call clearing"（正常的呼叫清除）79
1.6Cause No.17 "user busy"（用戶忙）79
1.7Cause No. 18 "no user responding"（用戶無響應(yīng)）79
1.8Cause No. 19 "user alerting, no answer"（用戶振鈴，無應(yīng)答）79
1.9Cause No. 21 "call rejected"（呼叫拒絕）79
1.10 Cause No. 22 "number changed"（號碼變換）79
1.11 Cause No. 26 "non-selected user clearing"（未選擇的用戶清除）79
1.12 Cause No. 27 "destination out of order"（目的端命令超出）79
1.13 Cause No. 28 "invalid number format (incomplete number)"（非法的號碼格式（不完整的號碼）80
1.14 Cause No. 29 "facility rejected"（設(shè)備拒絕）80
1.15 Cause No. 30 "response to STATUS ENQUIRY"（響應(yīng)STATUS ENQUIRY）80
1.16Cause No. 31 "normal, unspecified"（一般，未定義）80
2Resource unavailable class80
2.1Cause No. 34 "no circuit/channel available"（無電路/信道可用）80
2.2Cause No. 38 "network out of order"（網(wǎng)絡(luò)命令超出）80
2.3Cause No. 41 "temporary failure"（臨時失�。�80
2.4Cause No. 42 "switching equipment congestion"（交換設(shè)備擁塞）80
2.5Cause No. 43 "access information discarded"（接入信息丟棄）80
2.6Cause No. 44 "requested circuit/channel not available"（請求的電路/信道不可用）80
2.7Cause No. 47 "resource unavailable, unspecified"（資源不可用，未定義）80
3Service or option not available class80
3.1Cause No. 49 "quality of service unavailable"（業(yè)務(wù)質(zhì)量（QOS）不可用）80
3.2Cause No. 50 "Requested facility not subscribed"（請求的設(shè)備未預(yù)定）80
3.3Cause No. 55 "Incoming calls barred within the CUG"（在ＣＵＧ中來話禁止）80
3.4Cause No. 57 "bearer capability not authorized"（承載能力未授權(quán)）81
3.5Cause No. 58 "bearer capability not presently available"（承載能力當(dāng)前不可用）81
3.6Cause No. 63 "service or option not available, unspecified"（業(yè)務(wù)或選件不可用，未定義）81
3.7Cause No. 68 "ACM equal to or greater than ACMmax"（ＡＣＭ大于等于ＡＣＭ最大值）81
4Service or option not implemented class81
4.1 Cause No. 65 "bearer service not implemented"（承載業(yè)務(wù)無法實現(xiàn)）81
4.2 Cause No. 69 "Requested facility not implemented"（請求的設(shè)備不可執(zhí)行）81
4.3 Cause No. 70 "only restricted digital information bearer capability is available"（有限的數(shù)字承載能力可用）81
4.4 Cause No. 79 "service or option not implemented, unspecified"（業(yè)務(wù)或選項不可執(zhí)行，未定義）81
5Invalid message (e.g., parameter out of range) class81
5.1 Cause No. 81 "invalid transaction identifier value"（無效的傳送標(biāo)識符）81
5.2 Cause No. 87 "user not member of CUG"（用戶非ＣＵＧ成員）81
5.3 Cause No. 88 "incompatible destination"（矛盾的目的地）81
5.4 Cause No. 91 "invalid transit network selection"（無效的傳輸網(wǎng)絡(luò)選擇）82
5.5 Cause No. 95 "semantically incorrect message"（語義錯誤消息）82
6Protocol error (e.g., unknown message) class82
6.1 Cause No. 96 "invalid mandatory information"（無效的強制消息）82
6.2 Cause No. 97 "message type non-existent or not implemented"（消息類型不存在或不可實現(xiàn)）82
6.3 Cause No. 98 "message type not compatible with protocol state"（消息類型與協(xié)議狀態(tài)不一致）82
6.4 Cause No. 99 "information element non-existent or not implemented"（消息元素不存在或不可執(zhí)行）82
6.5 Cause No. 100 "conditional IE error"（有條件的IE錯）82
6.6 Cause No. 101 "message not compatible with protocol state"（消息與協(xié)議狀態(tài)不兼容）82
6.7 Cause No. 102 "recovery on timer expiry"（定時器超時恢復(fù)）82
6.8 Cause No. 111 "protocol error, unspecified"（協(xié)議錯誤，未定義）82
7Interworking class82
7.1 Cause No. 127 "interworking, unspecified"（互聯(lián)，未定義）82