接口 | 协议层 | 网元 | 计时器 | 计时器(简) |
举例 | T10 | T10 | ||
Um口 | CC层 | MSC侧 | T301 | T301 |
T303 | T303 | |||
T305 | T305 | |||
T306 | T306 | |||
T308 | T308 | |||
T310 | T310 | |||
T313 | T313 | |||
T322 | T322 | |||
T323 | T323 | |||
T331 | T331 | |||
T333 | T333 | |||
T334 | T334 | |||
T338 | T338 | |||
MS侧 | T303 | T303 | ||
T305 | T305 | |||
T308 | T308 | |||
T310 | T310 | |||
T313 | T313 | |||
T322 | T322 | |||
T323 | T323 | |||
T332 | T332 | |||
T335 | T335 | |||
MM层 | MSC侧 | T3250 | T3250 | |
T3255 | T3255 | |||
T3260 | T3260 | |||
T3270 | T3270 | |||
MS侧 | T3210 | T3210 | ||
T3211 | T3211 | |||
T3212 | T3212 | |||
Attempt Counter | AttemptCounter | |||
T3213 | T3213 | |||
T3220 | T3220 | |||
T3230 | T3230 | |||
T3240 | T3240 | |||
RR层 | MSC侧 | TNT2(ASSIGN timer) | TNT2(ASSIGNtimer) | |
CIPHERING timer | CIPHERINGtimer | |||
T103(跨MSC切换) | T103(跨MSC切换) | |||
T201 | T201 | |||
T202 | T202 | |||
T204(跨MSC切换 ) | T204 | |||
T210 | T210 | |||
T211 | T211 | |||
T104(跨MSC后续切换1) | T104 | |||
T103(跨MSC后续切换) | T103 | |||
T102(MSC内BSS间切换) | T102 | |||
T104(跨MSC后续切换2-即由MSCB切回至MSCA的另外一个BSS) | T104 | |||
T3113 | T3113 | |||
BSC侧 | T100 | T100 | ||
T_ESTABLISH DELAY | T_ESTABLISHDELAY | |||
T_SAPI3ESTABLISH | T_SAPI3ESTABLISH | |||
T_SAPI3RELEASE | T_SAPI3RELEASE | |||
TASSREQ(T10) | TASSREQ(T10) | |||
TBSCHORRSUP | TBSCHORRSUP | |||
TCHANMODE | TCHANMODE | |||
TCLMRKINTERROG | TCLMRKINTERROG | |||
WAIT_INDICATION | WAIT_INDICATION | |||
T3101 | T3101 | |||
T3103b1 | T3103b1 | |||
T3103b2 | T3103b2 | |||
T3105 | T3105 | |||
T3107a | T3107a | |||
T3107b | T3107b | |||
T3109 | T3109 | |||
T3111 | T3111 | |||
SACCH复帧数 | SACCH复帧数 | |||
T3115 | T3115 | |||
T3119 (GPRS定时器) | T3119 | |||
NY1 | NY1 | |||
NY2 | NY2 | |||
MS侧 | T3120 | T3120 | ||
T3122 | T3122 | |||
T3124 | T3124 | |||
T3126 | T3126 | |||
T3128 | T3128 | |||
T3130 | T3130 | |||
T3110 | T3110 | |||
T100 | T100 | |||
LAPDm层 | BTS侧 | T200 | T200 | |
N200 | N200 | |||
MS侧 | T200 | T200 | ||
N200 | N200 | |||
Abis口 | BTSM | BSC侧 | TCHACTIVE | TCHACTIVE |
TMODIFY | TMODIFY | |||
TRELEASE | TRELEASE | |||
TCONFCHANGE | TCONFCHANGE | |||
AUTOBLOCK_TIMEOUT_PERIOD | AUTOBLOCK_TIMEOUT_PERIOD | |||
FILTER_TIMEOUT_PERIOD | FILTER_TIMEOUT_PERIOD | |||
OL_TIMEOUT_PERIOD | OL_TIMEOUT_PERIOD | |||
PATHBLOCKING timer | PATHBLOCKINGtimer | |||
BTS侧 | MLLMDTIMERDISUL | MLLMDTIMERDISUL | ||
MLLMDTIMERDUOFF | MLLMDTIMERDUOFF | |||
CHECK STABILITY timer | CHECKSTABILITYtimer | |||
LAPD层 | BSC侧 | T200 | T200 | |
T201 | T201 | |||
T203 | T203 | |||
N200 | N200 | |||
BTS侧 | T200 | T200 | ||
T202 | T202 | |||
T203 | T203 | |||
N200 | N200 | |||
A口 | BSSMAP层 | MSC侧 | CLEAR_timer (TNT3) | CLEAR_timer(TNT3) |
HANDOVER_REQUEST_timer | HANDOVER_REQUEST_timer | |||
HANDOVER_REJECT_timer | HANDOVER_REJECT_timer | |||
USETHNDRQREJ (切换请求拒绝开关) | USETHNDRQREJ | |||
T2 | T2 | |||
T12 | T12 | |||
T16 | T16 | |||
BSC侧 | TCLEARREQ | TCLEARREQ | ||
TCONFCHANGE | TCONFCHANGE | |||
T4 | T4 | |||
T8 | T8 | |||
T13 | T13 | |||
T7(0) | T7 | |||
N7(0) | N7 | |||
T7(5) | T7 | |||
Tqho | Tqho | |||
Ater口 | BTAP层 | TC侧 | T2 | T2 |
T3 | T3 | |||
T6 | T6 | |||
BSC侧 | T2 | T2 | ||
T5 | T5 | |||
T7 | T7 | |||
T8 | T8 | |||
T9 | T9 |
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