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    <title>topic Unable to Del IPmc sender entry in ExtremeSwitching (EXOS/Switch Engine)</title>
    <link>https://community.extremenetworks.com/t5/extremeswitching-exos-switch/unable-to-del-ipmc-sender-entry/m-p/32168#M5866</link>
    <description>after changing slot 2 in stack i can see below error . please let me know how to stop these error.&lt;BR /&gt;
&lt;BR /&gt;
can i use disable igmp snooping on perticular vlan ...&lt;BR /&gt;
&lt;BR /&gt;
 Unable to Del IPmc sender entry &lt;BR /&gt;
&lt;BR /&gt;
Slot-1 VKIBCSW02.1 &amp;gt; show log severity error&lt;BR /&gt;
01/12/2016 19:17:13.56 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:13.53 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:17:07.22 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:07.00 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:17:06.31 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:06.02 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:48.06 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:15:48.00 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:41.12 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:15:41.09 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:39.60 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 was not added to all switching resources rc -21&lt;BR /&gt;
&lt;BR /&gt;
Version &amp;amp; stack info given below &lt;BR /&gt;
&lt;BR /&gt;
Slot-1 VKIBCSW02.2 &amp;gt; show stacking&lt;BR /&gt;
Stack Topology is a Ring&lt;BR /&gt;
Active Topology is a Ring&lt;BR /&gt;
Node MAC Address    Slot  Stack State  Role     Flags&lt;BR /&gt;
------------------  ----  -----------  -------  ---&lt;BR /&gt;
*00:04:96:37:11:b5  1     Active       Master   CA-&lt;BR /&gt;
 00:04:96:35:16:2a  2     Active       Backup   CA-&lt;BR /&gt;
* - Indicates this node&lt;BR /&gt;
Flags:  (C) Candidate for this active topology, (A) Active Node&lt;BR /&gt;
        (O) node may be in Other active topology&lt;BR /&gt;
Slot-1 VKIBCSW02.3 &amp;gt; show version&lt;BR /&gt;
Slot-1      : 800302-00-01 1007G-80144 Rev 1.0 BootROM: 1.0.3.5    IMG: 15.3.1.4&lt;BR /&gt;
Slot-2      : 800163-00-11 0822G-80687 Rev 11.0 BootROM: 1.0.5.7    IMG: 15.3.1.4&lt;BR /&gt;
Slot-3      :&lt;BR /&gt;
Slot-4      :&lt;BR /&gt;
Slot-5      :&lt;BR /&gt;
Slot-6      :&lt;BR /&gt;
Slot-7      :&lt;BR /&gt;
Slot-8      :&lt;BR /&gt;
XGM2-2sf-2  : 800254-00-03 1045G-00282 Rev 3.0&lt;BR /&gt;
&lt;BR /&gt;
Image   : ExtremeXOS version 15.3.1.4 v1531b4-patch1-33 by release-manager&lt;BR /&gt;
          on Thu Mar 20 12:43:39 EDT 2014&lt;BR /&gt;
BootROM : 1.0.3.5&lt;BR /&gt;
&lt;BR /&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;</description>
    <pubDate>Tue, 12 Jan 2016 18:24:00 GMT</pubDate>
    <dc:creator>Narender_kumar</dc:creator>
    <dc:date>2016-01-12T18:24:00Z</dc:date>
    <item>
      <title>Unable to Del IPmc sender entry</title>
      <link>https://community.extremenetworks.com/t5/extremeswitching-exos-switch/unable-to-del-ipmc-sender-entry/m-p/32168#M5866</link>
      <description>after changing slot 2 in stack i can see below error . please let me know how to stop these error.&lt;BR /&gt;
&lt;BR /&gt;
can i use disable igmp snooping on perticular vlan ...&lt;BR /&gt;
&lt;BR /&gt;
 Unable to Del IPmc sender entry &lt;BR /&gt;
&lt;BR /&gt;
Slot-1 VKIBCSW02.1 &amp;gt; show log severity error&lt;BR /&gt;
01/12/2016 19:17:13.56 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:13.53 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:17:07.22 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:07.00 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:17:06.31 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:17:06.02 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:48.06 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:15:48.00 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,3004 IPMC 0 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:41.12 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 was not added to all switching resources rc -21&lt;BR /&gt;
01/12/2016 19:15:41.09 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: Unable to Del IPmc sender entry s,G,v=0,e0000012,103 IPMC 2 flags 2 unit 1, Entry not found&lt;BR /&gt;
01/12/2016 19:15:39.60 &lt;KERN.IPV4MC.ERROR&gt; Slot-2: IPmc sender entry s,G,v=0,e0000012,109 IPMC 1 was not added to all switching resources rc -21&lt;BR /&gt;
&lt;BR /&gt;
Version &amp;amp; stack info given below &lt;BR /&gt;
&lt;BR /&gt;
Slot-1 VKIBCSW02.2 &amp;gt; show stacking&lt;BR /&gt;
Stack Topology is a Ring&lt;BR /&gt;
Active Topology is a Ring&lt;BR /&gt;
Node MAC Address    Slot  Stack State  Role     Flags&lt;BR /&gt;
------------------  ----  -----------  -------  ---&lt;BR /&gt;
*00:04:96:37:11:b5  1     Active       Master   CA-&lt;BR /&gt;
 00:04:96:35:16:2a  2     Active       Backup   CA-&lt;BR /&gt;
* - Indicates this node&lt;BR /&gt;
Flags:  (C) Candidate for this active topology, (A) Active Node&lt;BR /&gt;
        (O) node may be in Other active topology&lt;BR /&gt;
Slot-1 VKIBCSW02.3 &amp;gt; show version&lt;BR /&gt;
Slot-1      : 800302-00-01 1007G-80144 Rev 1.0 BootROM: 1.0.3.5    IMG: 15.3.1.4&lt;BR /&gt;
Slot-2      : 800163-00-11 0822G-80687 Rev 11.0 BootROM: 1.0.5.7    IMG: 15.3.1.4&lt;BR /&gt;
Slot-3      :&lt;BR /&gt;
Slot-4      :&lt;BR /&gt;
Slot-5      :&lt;BR /&gt;
Slot-6      :&lt;BR /&gt;
Slot-7      :&lt;BR /&gt;
Slot-8      :&lt;BR /&gt;
XGM2-2sf-2  : 800254-00-03 1045G-00282 Rev 3.0&lt;BR /&gt;
&lt;BR /&gt;
Image   : ExtremeXOS version 15.3.1.4 v1531b4-patch1-33 by release-manager&lt;BR /&gt;
          on Thu Mar 20 12:43:39 EDT 2014&lt;BR /&gt;
BootROM : 1.0.3.5&lt;BR /&gt;
&lt;BR /&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;&lt;/KERN.IPV4MC.ERROR&gt;</description>
      <pubDate>Tue, 12 Jan 2016 18:24:00 GMT</pubDate>
      <guid>https://community.extremenetworks.com/t5/extremeswitching-exos-switch/unable-to-del-ipmc-sender-entry/m-p/32168#M5866</guid>
      <dc:creator>Narender_kumar</dc:creator>
      <dc:date>2016-01-12T18:24:00Z</dc:date>
    </item>
    <item>
      <title>RE: Unable to Del IPmc sender entry</title>
      <link>https://community.extremenetworks.com/t5/extremeswitching-exos-switch/unable-to-del-ipmc-sender-entry/m-p/32169#M5867</link>
      <description>Hi Narender, here's an article from our Knowledgebase that could be the issue you're experiencing: &lt;A href="https://gtacknowledge.extremenetworks.com/articles/Solution/Unable-to-Add-L2" target="_blank" rel="nofollow noreferrer noopener"&gt;https://gtacknowledge.extremenetworks.com/articles/Solution/Unable-to-Add-L2&lt;/A&gt;&lt;BR /&gt;
&lt;BR /&gt;
A firmware upgrade would be a good place to start.  For the X450 stack you have, EXOS 15.3.5.2-patch1-8</description>
      <pubDate>Tue, 12 Jan 2016 18:38:00 GMT</pubDate>
      <guid>https://community.extremenetworks.com/t5/extremeswitching-exos-switch/unable-to-del-ipmc-sender-entry/m-p/32169#M5867</guid>
      <dc:creator>Kawawa</dc:creator>
      <dc:date>2016-01-12T18:38:00Z</dc:date>
    </item>
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