問(wèn)題已開(kāi)啟 (普通問(wèn)題)
3GPP的RRC協(xié)議中,幾種Extension擴(kuò)展IE的區(qū)別是什么?
在3GPP TS36.331中,有好幾種用于擴(kuò)展的IE,如:criticalExtensionsFuture、nonCriticalExtension、lateNonCriticalExtension。 請(qǐng)問(wèn)這三種IE分別用于什么內(nèi)容的擴(kuò)展?
提問(wèn)者: dongdong4321  提問(wèn)時(shí)間: 2013-12-02    
 
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問(wèn)題答案 ( 1 )

我們知道RRC的版本是在不斷的演進(jìn),不是一蹴而就的。所以很多信息都會(huì)未未來(lái)保留一部分?jǐn)U展域,以便于協(xié)議的進(jìn)一步演進(jìn)。 
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可擴(kuò)展協(xié)議,分為兩部分: non-critical and critical extensions關(guān)鍵擴(kuò)展和非關(guān)鍵擴(kuò)展s13東K:JFD本文來(lái)自移動(dòng)通信網(wǎng)m.gg1fic3.cn,版權(quán)所有
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對(duì)于non-critical critical extensions,終端接收后,可以忽略,或者認(rèn)為是缺省值不21fds3a21K:JFD()$#_*本文來(lái)自移動(dòng)通信網(wǎng)m.gg1fic3.cn,版權(quán)所有

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對(duì)于critical extensions則RRC都要演進(jìn),如果終端無(wú)法正確解析關(guān)鍵擴(kuò)展,則要拒絕詞條消息。 ds1fads睰:JFD()$本文來(lái)自移動(dòng)通信網(wǎng)m.gg1fic3.cn,版權(quán)所有
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即可用Critical and non-critical extensions消息有:4fads13東oK:JFD()$#_本文來(lái)自移動(dòng)通信網(wǎng)m.gg1fic3.cn,版權(quán)所有

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回答者: wwwmscbsccom     回答時(shí)間:2013-12-02 21:40    

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