mirror of https://github.com/node-red/node-red.git
29 lines
1.6 KiB
HTML
29 lines
1.6 KiB
HTML
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<!--
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Copyright JS Foundation and other contributors, http://js.foundation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<script type="text/x-red" data-help-name="udp in">
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<p>UDP输入节点。在<code>msg.payload</code>中生成Buffer，字符串或Base64编码的字符串。支持组播。</p>
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<p>在<code>msg.ip</code>和<code>msg.port</code>中设置接收到的消息的IP地址和端口。</p>
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<p><b>注意：</b>在某些系统上，您可能需要root或管理员权限才能使用低于1024的端口或广播。</p>
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</script>
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<script type="text/x-red" data-help-name="udp out">
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<p>该节点将<code>msg.payload</code>发送到指定的UDP主机和端口。支持组播。</p>
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<p>您也可以使用<code>msg.ip</code>和<code>msg.port</code>设置目标值，但是静态配置的值具有优先权。</p>
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<p>如果选择广播，则将地址设置为本地广播IP地址。或者也可以尝试使用全局广播地址255.255.255.255。</p>
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<p><b>注意：</b>在某些系统上，您可能需要root或管理员权限才能使用低于1024的端口或广播。</p>
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</script>
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