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1.
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璁惧鐩镐簰涔嬮棿鐩存帴杩涜閫氫俊锛屽畠鍏佽澶氬彴璁＄畻鏈哄叡浜紶杈撲粙璐紝鏄竴绉嶅湪鏈夐檺鍦扮悊鑼冨洿鍐?/p>
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2.
灞�鍩熺綉鐨勭壒鐐癸細
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1
锛変互瀹炵幇鏁版嵁閫氫俊涓虹洰鐨勶紝缃戠粶涓竴鍗婁笉璁句腑澶富鏈虹郴缁熴�?/p>
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2
锛夎繛缃戣寖鍥磋緝灏忥紝鍦扮悊鑼冨洿鍜屽崰鐐规暟鐩潎鏈夐檺鍒躲�?/p>
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3
锛夋暟鎹紶杈撻�熺巼楂橈紝璇爜鐜囦綆銆?/p>
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4
锛夊眬鍩熺綉鍗忚涓墍鐢ㄥ埌鐨勬暟鎹摼璺帶鍒堕儴鍒嗗熀浜?/p>
HDLC
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5
锛夋槗浜庡畨瑁咃紝閰嶇疆鍜岀淮鎶ょ畝鍗曪紝閫犱环浣庡粔銆?/p>
3.
灞�鍩熺綉鎷撴墤缁撴瀯绫诲瀷鍙婄壒鐐癸細
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1
锛夋槦鐘舵嫇鎵戯細瀹冪殑涓績缁撶偣绉颁负闆嗙嚎鍣紙
HUB
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锛岄噰鐢ㄩ泦涓紡浠嬭川璁块棶鎺у埗鏂规硶锛?/p>
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锛?/p>
2
锛夌幆鐘舵嫇鎵戯細鍚勭粨鐐硅繛鎺ユ垚涓�涓棴鍚堢幆锛屽吀鍨嬬殑鏄护鐗岀幆缃戯紝閲囩敤鍒嗗竷寮忎粙璐ㄨ闂?/p>
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绾胯姹傞珮锛屽彂鐢熸晠闅滃彲浣垮叏缃戜笉鑳芥甯稿伐浣溿�?/p>
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3
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