{"id":752,"date":"2021-01-20T10:48:12","date_gmt":"2021-01-20T02:48:12","guid":{"rendered":"http:\/\/www.comtest.cn\/?p=752"},"modified":"2021-06-30T09:59:53","modified_gmt":"2021-06-30T01:59:53","slug":"ntp%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%85%8d%e7%bd%ae%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/www.comtest.cn\/?p=752","title":{"rendered":"NTP\u670d\u52a1\u5668\u914d\u7f6e\u65b9\u6848"},"content":{"rendered":"

 NTP\u670d\u52a1\u5668\u4e3a\u7f51\u7edc\u63d0\u4f9b\u51c6\u786e\u3001\u7a33\u5b9a\u7684\u65f6\u95f4\u670d\u52a1\uff0c\u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u914d\u7f6eNTP\u670d\u52a1\u5668\uff0c\u5bf9\u65f6\u949f\u53ef\u9760\u6027\uff0c\u6027\u4ef7\u6bd4\u90fd\u81f3\u5173\u91cd\u8981\uff01<\/p>

\u578b\u53f7<\/strong>\uff1aOSA5401\uff0cOSA5405-I\uff0cOSA5405-O\uff0cOSA5420<\/p>

\"\"<\/a><\/figure>

\u578b\u53f7<\/strong>\uff1aOSA5401\uff0cOSA5405-I\uff0cOSA5405-O\uff0cOSA5420<\/p>

\u4ea7\u54c1\u7b80\u4ecb<\/strong>\uff1aOSA540x, OSA542x\u7cfb\u5217\uff0cNTP\uff08\u7f51\u7edc\u65f6\u95f4\u534f\u8bae\uff09\u670d\u52a1\u5668\u4e3a\u7f51\u7edc\u8bbe\u5907\u63d0\u4f9b\u51c6\u786e\u3001\u7a33\u5b9a\u3001\u5b89\u5168\u3001\u53ef\u9760\u65f6\u95f4\u670d\u52a1\uff0c\u6027\u4ef7\u6bd4\u9ad8\uff0c\u7535\u4fe1\u7ea7\u6388\u65f6\u6027\u80fd\u548c\u53ef\u9760\u6027\uff0c\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u7684\u6388\u65f6\u9700\u6c42\u3002<\/p>

\u9009\u578b\u6307\u5357<\/strong><\/p>

<\/td>OSA5401<\/strong><\/td>OSA5405<\/strong><\/td>OSA5420\/21<\/strong><\/td><\/tr>
GNSS\u63a5\u6536\u673a<\/td>\u652f\u6301\u5317\u6597\/GPS\/ GLONASS\/ GALILEO
\u7528\u6237\u53ef\u914d\u7f6e\u5929\u7ebf\u7535\u7f06\u5ef6\u65f6\u8865\u507f
\u8f6f\u4ef6\u914d\u7f6e\u5de5\u4f5c\u6a21\u5f0f
\u2022GPS\uff081575.42MHz\uff09
\u2022GLONASS\uff081601.5MHz\uff09
\u2022\u5317\u6597\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\uff081561MHz\uff09
\u2022GALILEO\uff081575.42MHz\uff09
\u2022GPS\u4e0eGLONASS\u7ec4\u5408\u4f7f\u7528
\u2022GPS\u4e0e\u5317\u6597\u7ec4\u5408\u4f7f\u7528
\u2022GPS\u4e0eGALILEO\u7ec4\u5408\u4f7f\u7528<\/td>		\u540c\u5de6<\/td>\u540c\u5de6<\/td><\/tr>
NTP\u670d\u52a1\u5668<\/td>\u2022Stratum-1 NTP\u670d\u52a1\u5668\uff08\u9501\u5b9aGNSS\uff09
\u2022\u652f\u6301NTP\u534f\u8bae v1, v2\uff0cv3\uff0cv4
\u2022\u786c\u4ef6\u65f6\u95f4\u6233
\u2022\u4e0eUTC\u504f\u5dee\u4f18\u4e8e+\/-100nsec
\u2022\u652f\u6301\u6700\u591a16 \u4e2aNTP\u670d\u52a1\u5668IP\u5730\u5740
\u2022\u5728\u540c\u4e00\u7aef\u53e3\u540c\u65f6\u652f\u6301PTP\u4e0eNTP
\u2022PTP\u8f6c\u6362\u4e3aNTP
\u2022\u6bcf\u6761\u6d41\u53ef\u652f\u6301\u6700\u591a\u4e09\u5c42\u5806\u53e0\u865a\u62df\u4ee5\u592a\u7f51\uff08Q-in-Q \u670d\u52a1\u6807\u7b7e\uff09
\u2022\u589e\u5f3a\u578b\u7684NTP\u7edf\u8ba1\u6570\u636e\u53ca\u5ba2\u6237\u7aef\u5217\u8868
\u2022GNSS\u4e2d\u65ad\u65f6\u4f7f\u7528PTP\u5907\u4efd<\/td>		\u540c\u5de6<\/td>\u540c\u5de6<\/td><\/tr>
NTP\u4e8b\u52a1\u5904\u7406<\/td>\u6bcf\u79d24000\u4e8b\u52a1\u91cf<\/td>\u6bcf\u79d24000\u4e8b\u52a1\u91cf<\/td>\u6bcf\u79d28000\u4e8b\u52a1\u91cf<\/td><\/tr>
\u5b88\u65f6\u6027\u80fd<\/td>OCXO Stratum 3E<\/td>OCXO Stratum 3E<\/td>\u6052\u6e29\u6676\u632f \u94f7\u949f<\/td><\/tr>
\u8f93\u51fa\u63a5\u53e3<\/td>SFP<\/td>100\/1000BaseT 100\/1000BaseX<\/td>4\u8def\u4ee5\u592a\u7f51\u7aef\u53e3 \u53ef\u6269\u5c55\u81f38\u8def<\/td><\/tr>
\u7ba1\u7406\u548c\u5b89\u5168<\/td>\u2022 \u5e26\u5185\u7ba1\u7406\uff08\u901a\u8fc7PTP \/ \u540c\u6b65\u4ee5\u592a\u7f51\u7aef\u53e3\uff09
\u2022 CLI\u652f\u6301TELNET\u548cSSH
\u2022 \u7ba1\u7406\u901a\u9053\u548cPTP\u5404\u5177\u72ec\u7acbIP\u5730\u5740
\u2022 \u865a\u62df\u5c40\u57df\u7f51\u548c\u65e0\u6807\u8bb0\u7f51\u7edc
\u2022 \u901a\u8fc7TFTP\u548c\u5b89\u5168\u62f7\u8d1d\u534f\u8baeSCP\u4e0b\u8f7d\u7cfb\u7edf\u8f6f\u4ef6
\u2022 \u62a5\u8b66\u65e5\u5fd7\u3001\u5ba1\u8ba1\u65e5\u5fd7\u548c\u5b89\u5168\u65e5\u5fd7
\u2022 \u652f\u6301\u65e5\u5fd7\u670d\u52a1\u5668
\u2022 \u901a\u8fc7RADIUS\u534f\u8bae\u8ba4\u8bc1\u8fdc\u7a0b\u7528\u6237
\u2022 \u5907\u4efd\u4e0e\u6062\u590d
\u2022 \u591a\u7ea7\u7528\u6237\u6743\u9650
\u2022 SNMP v2 \/ v3\u5305\u62ec\u8eab\u4efd\u9a8c\u8bc1\u548c\u52a0\u5bc6
\u2022 \u5411NMS\u62a5\u544a\u8b66\u62a5
\u2022 \u901a\u8fc7\u7ba1\u7406\u7cfb\u7edf\uff08FSP NM\uff09\u8fdb\u884c\u7ba1\u7406<\/td>		\u540c\u5de6<\/td>\u540c\u5de6<\/td><\/tr>
\u7535\u6e90<\/td>\u5373\u63d2\u5373\u7528 \u6700\u9ad8\u529f\u80171.7W<\/td>PoE \u6700\u9ad8\u529f\u80176W<\/td>\u76f4\u6d41\/\u4ea4\u6d41 \u652f\u6301\u8fc7\u538b\u548c\u8fc7\u6d41\u4fdd\u62a4<\/td><\/tr>
\u9644\u52a0\u529f\u80fd<\/td>\u2022 1588v2 PTP\u4e3b\u65f6\u949f\uff0c\u8fb9\u754c\u65f6\u949f\u548c\u4ece\u65f6\u949f
\u2022 PTP\u8f6c\u6362\u4e3aSync-E\uff0cSync-E\u8f6c\u6362\u4e3aPTP
\u2022 \u4f5c\u4e3aPRTC\u548cPRC\u7684GNSS\u63a5\u6536\u673a
\u2022 1PPS \/ \u65f6\u949f\u8f93\u51fa
\u2022 \u540c\u6b65\u4ee5\u592a\u7f51\uff08Sync-E\uff09
\u2022 \u76d1\u6d4b\u4e0e\u6027\u80fd\u4fdd\u969c\u5de5\u5177<\/td>		\u540c\u5de6<\/td>\u540c\u5de6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n

<\/p><\/div><\/div><\/div><\/div>

\u4f18\u70b9\uff1a<\/strong><\/p>

  • \u53cc\u9891GNSS\u63a5\u6536\u673a<\/li>
  • \u652f\u6301\u5317\u6597\/GPS\/ GLONASS\/ GALILEO<\/li>
  • \u9ad8\u7cbe\u5ea6\u3001\u9ad8\u54c1\u8d28\u3001\u7535\u4fe1\u7ea7NTP\u65f6\u95f4\u670d\u52a1\u5668<\/li>
  • \u4f53\u79ef\u5c0f\u7684NTP\u670d\u52a1\u5668<\/li>
  • \u57fa\u4e8e\u786c\u4ef6\u54cd\u5e94\u7684\u5b89\u5168\u6027\u589e\u5f3a\u578bNTP\u670d\u52a1\u5668<\/li>
  • \u9501\u5b9a\u5230GNSS\u65f6\u53ef\u4f5c\u4e3aStratum 1 NTP\u670d\u52a1\u5668<\/li>
  • \u652f\u6301NTP v1\uff0cv2\uff0cv3\uff0cv4\u548cSNTP<\/li>
  • \u652f\u6301IPv4 \/ IPv6<\/li>
  • \u57fa\u4e8e\u786c\u4ef6\u65f6\u95f4\u6233<\/li>
  • \u4e0eUTC\u504f\u5dee\u4f18\u4e8e +\/- 100nsec<\/li>
  • \u540c\u4e00\u7aef\u53e3\u540c\u65f6\u652f\u6301PTP\u548cNTP<\/li>
  • PTP\u5230NTP\u8f6c\u6362<\/li>
  • \u6bcf\u79d2\u6700\u9ad8\u8fbe8000\u4e8b\u52a1\u91cf<\/li>
  • \u652f\u6301SNMP\u7f51\u7ba1\u529f\u80fd<\/li><\/ul>

    \u5e94\u7528\u573a\u666f\uff1a<\/strong><\/p>

    • \u9ad8\u901f\u516c\u8def<\/li>
    • \u6570\u636e\u4e2d\u5fc3<\/li>
    • \u533b\u9662<\/li>
    • \u5b66\u6821<\/li>
    • \u91d1\u878d<\/li>
    • \u5a92\u4f53\u673a\u6784<\/li><\/ul>

      <\/p>","protected":false},"excerpt":{"rendered":"

      OSA540x, OSA542x\u7cfb\u5217\uff0cNTP\uff08\u7f51\u7edc\u65f6\u95f4\u534f\u8bae\uff09\u670d\u52a1\u5668\u4e3a\u7f51\u7edc\u8bbe\u5907\u63d0\u4f9b\u51c6\u786e\u3001\u7a33\u5b9a\u3001\u5b89\u5168\u3001\u53ef\u9760\u65f6\u95f4\u670d\u52a1\uff0c\u6027\u4ef7\u6bd4\u9ad8\uff0c\u7535\u4fe1\u7ea7\u6388\u65f6\u6027\u80fd\u548c\u53ef\u9760\u6027\uff0c\u6ee1\u8db3\u4e0d\u540c\u573a\u666f\u7684\u6388\u65f6\u9700\u6c42\u3002<\/p>\n","protected":false},"author":2,"featured_media":756,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,27,32],"tags":[],"class_list":["post-752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-datacenter","category-clock","category-iot"],"yoast_head":"\r\nNTP\u670d\u52a1\u5668\u914d\u7f6e\u65b9\u6848 - \u901a\u6d4b\u79d1\u6280<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"http:\/\/www.comtest.cn\/?p=752\" \/>\r\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"NTP\u670d\u52a1\u5668\u914d\u7f6e\u65b9\u6848 - 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