topic &quot;Marking interface dirty&quot; in Wireless https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990518#M218360 <HTML><HEAD></HEAD><BODY><P>haha... just noticed that you started that thread..... If the interface is marked dirty, its usually a sign that the dhcp if full and not dhcp response was received.&nbsp; Again, this is only with interface groups.</P></BODY></HTML> Thu, 19 Jul 2012 23:19:34 GMT Scott Fella 2012-07-19T23:19:34Z "Marking interface dirty" https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990516#M218358 <DIV><DIV><DIV><P></P></DIV></DIV><DIV><DIV><P>Dears </P><P></P><P>i have WLC 5508 showing the below Logs , which prevent the users from connecting to the SSIDs , also its disconnecting the associted users </P><P></P><P></P><P>DHCP Socket Task: Jul 11 09:54:08.992: %SIM-3-DHCP_SERVER_NO_REPLY: sim_interface.c:1039 Failed to get DHCP response on interface 'interface-02'. Marking interface dirty.</P><P>*mmListen: Jul 11 09:54:08.638: %MM-3-INVALID_PKT_RECVD: mm_listen.c:7671 Received an invalid packet from 10.21.1.25. Source member:0.0.0.0. source member unknown.</P><P></P><P></P><P>it shows 3 to 4 times durring 1 hour , </P><P></P><P>any idea about the problem , and what exactly Dirty interface means ??</P></DIV></DIV></DIV> Sun, 04 Jul 2021 05:25:56 GMT https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990516#M218358 saad-hamza 2021-07-04T05:25:56Z "Marking interface dirty" https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990517#M218359 <HTML><HEAD></HEAD><BODY><P>This might help:</P><P></P><P><A _jive_internal="true" href="https://community.cisco.com/message/3681501#3681501">https://supportforums.cisco.com/message/3681501#3681501</A></P></BODY></HTML> Thu, 19 Jul 2012 23:16:51 GMT https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990517#M218359 Scott Fella 2012-07-19T23:16:51Z "Marking interface dirty" https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990518#M218360 <HTML><HEAD></HEAD><BODY><P>haha... just noticed that you started that thread..... If the interface is marked dirty, its usually a sign that the dhcp if full and not dhcp response was received.&nbsp; Again, this is only with interface groups.</P></BODY></HTML> Thu, 19 Jul 2012 23:19:34 GMT https://community.cisco.com/t5/wireless/quot-marking-interface-dirty-quot/m-p/1990518#M218360 Scott Fella 2012-07-19T23:19:34Z