IP地址：出现156.100.90.128/26。最后的主机号带有斜杠了，是怎么回事，什么意思？请专家对主机号作详解 54.100.80.128/26 后面的26是什么意思 可用...
IP\u5730\u5740\u6700\u540e\u4e00\u4f4d\u659c\u6760\u662f\u4ec0\u4e48\u610f\u601dIP/24\uff0c\u540e\u9762\u768424\u662f\u5b50\u7f51\u63a9\u7801\uff0c\u4ee3\u8868\u4e8c\u8fdb\u5236\u4e2d\u62e5\u670924\u4e2a1\uff0c\u6bcf8\u4e2a1\u662f\u4e00\u4e2a255\uff0c\u6b64\u65f624\u76f8\u5f53\u4e8e255.255.255.0
\u5b8c\u6574\u7684IP\u5730\u5740\u7531IP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u4e24\u90e8\u5206\u6784\u6210\uff0c\u5b50\u7f51\u63a9\u7801\u7528\u4e8e\u6807\u793aIP\u5730\u5740\u6709\u6548\u7684\u7f51\u7edc\u4f5c\u7528\u8303\u56f4\uff0cIP\u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\u90fd\u662f32\u4f4d\u4e8c\u8fdb\u5236\u7ec4\u6210\uff0c\u6211\u4eec\u770b\u5230\u7684\u8868\u793a\u65b9\u5f0f\u662f \u70b9\u5206\u5341\u8fdb\u5236\uff0c\u6bcf\u4e2a"."\u5206\u5f00\u7684\u662f\u8fdb\u5236\u6570\u90fd\u662f\u75318\u4f4d2\u8fdb\u5236\u6570\u8f6c\u5316\u6765\u7684
\u4f60\u4e0a\u9762\u7684IP\u5730\u5740154.100.80.128/26\u7684" 26"\u662f26\u4f4d\u5b50\u7f51\u63a9\u7801\u7684\u610f\u601d\uff0c\u5b50\u7f51\u63a9\u7801\u7684\u4e8c\u8fdb\u5236\u8f6c\u5316\uff0c\u4ece\u5de6\u5411\u53f3\u4f9d\u6b21\u6392\u5217\uff0c\u5b50\u7f51\u63a9\u7801\u662f\u591a\u5c11\u4f4d\uff0c\u5c31\u6709\u591a\u5c11\u4e2a1\uff0c\u5269\u4e0b\u7684\u4f4d\u4e3a0\uff0c\u6240\u4ee5/26\u7684\u63a9\u7801\u8868\u793a\u4e3a2\u8fdb\u5236\u4e3a
1111 1111.1111 1111.1111 1111. 1100 0000\u2014\u2014255.255.255.192(\u5341\u8fdb\u5236\u8868\u793a)
\u518d\u6765\u770bIP\u5730\u5740\uff0c\u63a9\u7801\u4f4d\u5bf9\u5e94\u7684\u5730\u5740\u6bb5\u662fIP\u5730\u5740\u7684\u7f51\u7edc\u4f4d\uff0c\u5269\u4e0b\u7684\u4f4d\u4e3b\u673a\u4f4d\uff0cIP\u5730\u5740\u603b\u4f4d\u6570\u662f32\uff0c\u5219/26\u7684IP\u5730\u5740\uff0c\u4e3b\u673a\u4f4d\u4e3a32-26=6
\u6240\u4ee5\u6bcf\u4e2a\u7f51\u6bb5\u7684IP\u5730\u5740\u603b\u6570\u662f2^6=64\uff0c\u5373\u6211\u4eec\u5c06\u8fd9\u4e2a154.100.80.0\uff08\u867d\u7136\u8fd9\u4e2a\u662fB\u7c7bIP\u5730\u5740\uff0c\u4f46\u662f\u8fd9\u91cc\u6211\u4eec\u53ea\u8003\u8651154.100.80.0\u8fd9\u4e00\u6bb5\uff0c\u8fd9\u91cc\u5982\u679c\u4e0d\u660e\u767d\u7684\u53ef\u4ee5\u65e0\u89c6\uff0c\u6982\u5ff5\u95ee\u9898\uff0c\u5bf9\u8fd9\u4e2a\u95ee\u9898\u6ca1\u6709\u5f71\u54cd\uff09\u8fd9\u4e2a\u7f51\u7edc\u5212\u5206\u51fa\u82e5\u5e72\u4e2a\u7ec4\uff0c\u6bcf\u7ec4\u670964\u4e2aIP\u5730\u5740\uff0c\u6309\u7167\u8fd9\u4e2a\u8003\u8651\uff0c154.100.80.0\u8fd9\u4e2a\u7f51\u6bb5\u5212\u5206\u6210\u4ee5\u4e0b\u5f62\u5f0f\uff1a
...
154.100.80.0/26-154.100.80.63/26;
154.100.80.64/26-154.100.80.127/26;
154.100.80.128/26-154.100.80.191/26;
154.100.80.192/26-154.100.80.255/26;
\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u5728154.100.80.128/26-154.100.80.191/26\u8fd9\u4e2a\u7f51\u6bb5\u4e2d\uff0c\u9700\u8981\u53bb\u6389\u4e3b\u673a\u4f4d\u51680\u7684\u7f51\u7edc\u5730\u5740(\u5373\u7f51\u6bb5\u8868\u793a\u7684\u7b2c\u4e00\u4e2a\u5730\u5740154.100.80.128)\uff0c\u4ee5\u53ca\u4e3b\u673a\u4f4d\u51681\u7684\u5e7f\u64ad\u5730\u5740\uff08\u5373\u7f51\u6bb5\u8868\u793a\u7684\u6700\u540e\u4e00\u4e2a\u5730\u5740154.100.80.191\uff09\uff0c\u8fd9\u4e24\u4e2a\u5730\u5740\u662f\u5df2\u7ecf\u5b9a\u4e49\u597d\u4e86\u7684\uff0c\u4e0d\u80fd\u4f5c\u4e3a\u4e3b\u673a\u5730\u5740\uff0c\u6240\u4ee5\u5f97\u51fa\u8fd9\u4e2a\u7f51\u6bb5\u4e2d\u53ef\u7528\u7684\u4e3b\u673a\u5730\u5740\u4e3a
154.100.80.129/26-154.100.80.190/26
\u8fd9\u8303\u56f4\u5185\u7684\u5730\u5740\u90fd\u53ef\u4ee5\u4f5c\u4e3a\u8fd9\u4e2a\u7f51\u6bb5\u7684\u4e3b\u673a\u5730\u5740
\u5b50\u7f51\u5212\u5206\u95ee\u9898\uff0c\u6d89\u53ca\u5230\u4e00\u4e9b\u5c0f\u7684\u77e5\u8bc6\u70b9\uff0c\u4e3b\u8981\u662f\u903b\u8f91\u8981\u6e05\u695a\uff0c\u5176\u5b9e\u8fd9\u4e2a\u4e1c\u897f\u4e0d\u662f\u5f88\u96be\uff0c\u53ea\u662f\u4e00\u4e9b\u5355\u7eaf\u7684\u6570\u5b57\u8ba1\u7b97\u548c\u8f6c\u6362\u7684\u95ee\u9898
具体的可以百度一下“子网掩码”。
绛旓細鈥/26鈥濊〃绀26浣嶅瓙缃戞帺鐮併傚瓙缃戞帺鐮佹槸32浣嶄簩杩涘埗锛26琛ㄧず鍓嶉潰26浣嶉兘鏄1锛屽悗闈㈤兘鏄0锛屽嵆11111111.11111111.11111111.11000000锛屾崲鎴愬崄杩涘埗灏辨槸255.255.255.192銆傚叿浣撶殑鍙互鐧惧害涓涓嬧滃瓙缃戞帺鐮佲濄
绛旓細1銆佸湪鐢佃剳鐨勫彸涓嬭鑱旂綉鐨勫浘鏍囷紝鍙抽敭閫夋嫨鈥滄墦寮缃戠粶鍜宨nterner璁剧疆鈥濄2銆佸湪璁剧疆鐣岄潰杩涘叆鈥滅綉缁滃拰鍏变韩涓績鈥濄3銆佺綉缁滃拰鍏变韩涓績閫夋嫨鈥滄洿鏀归傞厤鍣ㄨ缃濄4銆侀夋嫨缃戠嚎杩炴帴鐨勭綉鍗″彸閿夋嫨鈥滃睘鎬р濄5銆佸湪灞炴х晫闈㈤夋嫨鈥渋nterner鍗忚鐗堟湰4鈥濓紝鐐瑰嚮鈥滃睘鎬р濄6銆乮nterner鍗忚鐗堟湰4璁剧疆涓紝鐐归夆滀娇鐢ㄤ笅闈鐨処P...
