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    <title>topic Empty historical data for wireless AP in Wireless</title>
    <link>https://community.cisco.com/t5/wireless/empty-historical-data-for-wireless-ap/m-p/5488323#M297662</link>
    <description>&lt;P&gt;Hi, &lt;/P&gt;&lt;P&gt;I'm currently using the following AP to read historical data for signal quality for of my APs&lt;/P&gt;&lt;DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;networks/&lt;/SPAN&gt;&lt;SPAN&gt;{&lt;/SPAN&gt;&lt;SPAN&gt;networkId&lt;/SPAN&gt;&lt;SPAN&gt;}&lt;/SPAN&gt;&lt;SPAN&gt;/wireless/signalQualityHistory&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt; &lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;&lt;SPAN&gt;I'm attempting to read timespan of 8h back from current time in a resolution of 300 secs (making a call for a specific AP so in the URL I'm only sending: &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN&gt;deviceSerial, timespan and resolution&lt;/SPAN&gt;&lt;SPAN&gt;)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt; &lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;As a result I'm getting back lots lines with empty RSSI and SNR like the following example:&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;{'startTs':&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;'2023-08-23T00:00:00Z'&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;'endTs':&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;'2023-08-23T00:05:00Z'&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;"snr":&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;None&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;"rssi":&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;&lt;STRONG&gt;None&lt;/STRONG&gt;}&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;(few lines are not empty and contains actual real values)&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;Q1: why do I get empty data back?&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;Request: I need historical data for AP SNR and RSSI but it's very problematic to make a cal for each AP, is it possible to extend API to return all the data for all the AP in a network?&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt; &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;</description>
    <pubDate>Wed, 23 Aug 2023 08:26:23 GMT</pubDate>
    <dc:creator>amirnetop</dc:creator>
    <dc:date>2023-08-23T08:26:23Z</dc:date>
    <item>
      <title>Empty historical data for wireless AP</title>
      <link>https://community.cisco.com/t5/wireless/empty-historical-data-for-wireless-ap/m-p/5488323#M297662</link>
      <description>&lt;P&gt;Hi, &lt;/P&gt;&lt;P&gt;I'm currently using the following AP to read historical data for signal quality for of my APs&lt;/P&gt;&lt;DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;networks/&lt;/SPAN&gt;&lt;SPAN&gt;{&lt;/SPAN&gt;&lt;SPAN&gt;networkId&lt;/SPAN&gt;&lt;SPAN&gt;}&lt;/SPAN&gt;&lt;SPAN&gt;/wireless/signalQualityHistory&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt; &lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;&lt;SPAN&gt;I'm attempting to read timespan of 8h back from current time in a resolution of 300 secs (making a call for a specific AP so in the URL I'm only sending: &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN&gt;deviceSerial, timespan and resolution&lt;/SPAN&gt;&lt;SPAN&gt;)&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt; &lt;/DIV&gt;&lt;DIV&gt;&lt;SPAN&gt;As a result I'm getting back lots lines with empty RSSI and SNR like the following example:&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;{'startTs':&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;'2023-08-23T00:00:00Z'&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;'endTs':&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;'2023-08-23T00:05:00Z'&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;"snr":&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN class=""&gt;None&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN class=""&gt;"rssi":&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/STRONG&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;&lt;STRONG&gt;None&lt;/STRONG&gt;}&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;(few lines are not empty and contains actual real values)&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;Q1: why do I get empty data back?&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt;Request: I need historical data for AP SNR and RSSI but it's very problematic to make a cal for each AP, is it possible to extend API to return all the data for all the AP in a network?&lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;SPAN class=""&gt;&lt;SPAN&gt; &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;/DIV&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt;&lt;DIV class=""&gt; &lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;</description>
      <pubDate>Wed, 23 Aug 2023 08:26:23 GMT</pubDate>
      <guid>https://community.cisco.com/t5/wireless/empty-historical-data-for-wireless-ap/m-p/5488323#M297662</guid>
      <dc:creator>amirnetop</dc:creator>
      <dc:date>2023-08-23T08:26:23Z</dc:date>
    </item>
    <item>
      <title>Re: Empty historical data for wireless AP</title>
      <link>https://community.cisco.com/t5/wireless/empty-historical-data-for-wireless-ap/m-p/5488324#M297663</link>
      <description>&lt;P&gt;Hi &lt;A href="https://community.meraki.com/t5/user/viewprofilepage/user-id/89047"&gt;@amirnetop&lt;/A&gt;, &lt;/P&gt;&lt;P&gt;In regards to the APs that are not displaying SNR and RSSI values, what model AP and firmware version are they running? &lt;/P&gt;</description>
      <pubDate>Tue, 12 Mar 2024 17:46:20 GMT</pubDate>
      <guid>https://community.cisco.com/t5/wireless/empty-historical-data-for-wireless-ap/m-p/5488324#M297663</guid>
      <dc:creator>CFStevens</dc:creator>
      <dc:date>2024-03-12T17:46:20Z</dc:date>
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