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    <title>topic Missing &amp;quot;ifAlias&amp;quot; property in Generic Cisco Device Extension (Entity Framework) in Extensions</title>
    <link>https://community.dynatrace.com/t5/Extensions/Missing-quot-ifAlias-quot-property-in-Generic-Cisco-Device/m-p/297734#M7193</link>
    <description>&lt;DIV class=""&gt;Hi,&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;I am using the&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;Generic Cisco Device&lt;/STRONG&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;extension and I need to use the interface alias (ifAlias) as a placeholder in&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;Automatic Tagging&lt;/STRONG&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;rules.&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;Support mentioned that&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;if.alias&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;is already an attribute, but after checking the&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;API v2 (/entities/{id})&lt;/STRONG&gt;, the property is clearly missing from the "properties" object. The only available properties are:&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;detectedName,&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;macAddress, and&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;networkInterfaceSpeed.&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;Because it is not a formal property, I cannot use it as a placeholder (it shows as "Unknown").&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;Request:&lt;/STRONG&gt;&lt;BR /&gt;Please update the Generic Cisco Device extension to properly map the SNMP OID&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;1.3.6.1.2.1.31.1.1.1.18&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;(ifAlias) as a&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;first-class Entity Property&lt;/STRONG&gt;. This is essential for:&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;OL class=""&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Using&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;{Entity:Property:ifAlias}&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;in Automatic Tagging.&lt;/SPAN&gt;&lt;/LI&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Filtering interfaces in DQL/Dashboards by their description.&lt;/SPAN&gt;&lt;/LI&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Improving management zone assignment in large scale networks.&lt;/SPAN&gt;&lt;/LI&gt;&lt;/OL&gt;</description>
    <pubDate>Wed, 15 Apr 2026 09:37:19 GMT</pubDate>
    <dc:creator>SEPESP</dc:creator>
    <dc:date>2026-04-15T09:37:19Z</dc:date>
    <item>
      <title>Missing "ifAlias" property in Generic Cisco Device Extension (Entity Framework)</title>
      <link>https://community.dynatrace.com/t5/Extensions/Missing-quot-ifAlias-quot-property-in-Generic-Cisco-Device/m-p/297734#M7193</link>
      <description>&lt;DIV class=""&gt;Hi,&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;I am using the&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;Generic Cisco Device&lt;/STRONG&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;extension and I need to use the interface alias (ifAlias) as a placeholder in&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;Automatic Tagging&lt;/STRONG&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;rules.&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;Support mentioned that&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;if.alias&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;is already an attribute, but after checking the&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;API v2 (/entities/{id})&lt;/STRONG&gt;, the property is clearly missing from the "properties" object. The only available properties are:&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;detectedName,&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;macAddress, and&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;networkInterfaceSpeed.&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;Because it is not a formal property, I cannot use it as a placeholder (it shows as "Unknown").&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;DIV class=""&gt;&lt;STRONG&gt;Request:&lt;/STRONG&gt;&lt;BR /&gt;Please update the Generic Cisco Device extension to properly map the SNMP OID&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;1.3.6.1.2.1.31.1.1.1.18&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;(ifAlias) as a&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;STRONG&gt;first-class Entity Property&lt;/STRONG&gt;. This is essential for:&lt;BR /&gt;&lt;BR /&gt;&lt;/DIV&gt;&lt;OL class=""&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Using&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;{Entity:Property:ifAlias}&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;in Automatic Tagging.&lt;/SPAN&gt;&lt;/LI&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Filtering interfaces in DQL/Dashboards by their description.&lt;/SPAN&gt;&lt;/LI&gt;&lt;LI&gt;&lt;SPAN class=""&gt;Improving management zone assignment in large scale networks.&lt;/SPAN&gt;&lt;/LI&gt;&lt;/OL&gt;</description>
      <pubDate>Wed, 15 Apr 2026 09:37:19 GMT</pubDate>
      <guid>https://community.dynatrace.com/t5/Extensions/Missing-quot-ifAlias-quot-property-in-Generic-Cisco-Device/m-p/297734#M7193</guid>
      <dc:creator>SEPESP</dc:creator>
      <dc:date>2026-04-15T09:37:19Z</dc:date>
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