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指出正确的GPRS3层消息流程,手机Attach的部分流程:(UL/DL指上/下行)()
- A、AttachRequest/UL
- B、AttachRequest/UL
- C、AttachAccept/DL
- D、AttachComplete/DL
- E、AttachComplete/UL
参考答案
更多 “指出正确的GPRS3层消息流程,手机Attach的部分流程:(UL/DL指上/下行)()A、AttachRequest/ULB、AttachRequest/ULC、AttachAccept/DLD、AttachComplete/DLE、AttachComplete/UL” 相关考题
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语音业务的承载速率(UL/DL)Kbit/s为()。
A.cs64k_UL/cs64k_DLB.cs12.2k_UL/cs12.2k_DLC.ps64k_UL/ps128k_DLD.ps64k_UL/ps384k_DL
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ATTACHREQUEST/ATTACHACCEPT包含于哪条空口RRC消息内()
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通过Um接口监测仪表观察,可能观察到的GPRS ATTACH信令流先后顺序是()
A.ATTCHREQUEST-SECURITYFUNCTION-ATTCHACCEPT-ATTCHCOMPLETEB.ATTACHREQUEST-SECURITYFUNCTION-ATTACHCOMPLETE-ATTACHACCEPTC.ATTACHREQUEST-ATTACHACCEPT-SECURITYFUNCTION-ATTACHCOMPLETED.SECURITYFUNCTION-ATTACHREQUEST-ATTACHACCEPT-ATTACH
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指出正确的GPRS3层消息流程,手机Attach的部分流程:(UL/DL指上/下行)()
A.AttachRequest/ULB.AttachRequest/ULC.AttachAccept/DLD.AttachComplete/DLE.AttachComplete/UL
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通过Um接口监测仪表观察,可能观察到的GPRS ATTACH信令流先后顺序是() A、ATTCHREQUEST-SECURITYFUNCTION-ATTCHACCEPT-ATTCHCOMPLETEB、ATTACHREQUEST-SECURITYFUNCTION-ATTACHCOMPLETE-ATTACHACCEPTC、ATTACHREQUEST-ATTACHACCEPT-SECURITYFUNCTION-ATTACHCOMPLETED、SECURITYFUNCTION-ATTACHREQUEST-ATTACHACCEPT-ATTACH
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语音业务的承载速率(UL/DL)Kbit/s为()。A、cs64k_UL/cs64k_DLB、cs12.2k_UL/cs12.2k_DLC、ps64k_UL/ps128k_DLD、ps64k_UL/ps384k_DL
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TTI bundling,TDD特性:由于上下行时隙不连续,而语音包又有20ms的周期限制,因此仅在()配置时可使用TTI bundling。A、2DL:2ULB、1DL:3ULC、3DL:1ULD、1DL:1UL
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ATTACHREQUEST-SECURITYFUNCTION-ATTACHCOMPLETE-ATTACHACCEPTC
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单选题ATTACHREQUEST/ATTACHACCEPT包含于哪条空口RRC消息内()A
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单选题泪膜的体积约为()。A
1ulB
2ulC
3ulD
4ul
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