topic ASA blocking in Network Security https://community.cisco.com/t5/network-security/asa-blocking/m-p/1985819#M439587 <P>Dear Experts,</P><P></P><P>Iam getting one error on my firewall and how can i fix this problem.</P><P></P><P>Deny udp src MZ:10.242.100.20/49290 dst OUTSIDE:111.93.252.6/53 by access-group "MZ_access_in" [0x0, 0x0]</P><P></P><P>How can fix this problem.</P><P></P><P>please help me</P><P></P><P>srinivas</P> Mon, 11 Mar 2019 23:29:54 GMT dhanikonda 2019-03-11T23:29:54Z ASA blocking https://community.cisco.com/t5/network-security/asa-blocking/m-p/1985819#M439587 <P>Dear Experts,</P><P></P><P>Iam getting one error on my firewall and how can i fix this problem.</P><P></P><P>Deny udp src MZ:10.242.100.20/49290 dst OUTSIDE:111.93.252.6/53 by access-group "MZ_access_in" [0x0, 0x0]</P><P></P><P>How can fix this problem.</P><P></P><P>please help me</P><P></P><P>srinivas</P> Mon, 11 Mar 2019 23:29:54 GMT https://community.cisco.com/t5/network-security/asa-blocking/m-p/1985819#M439587 dhanikonda 2019-03-11T23:29:54Z ASA blocking https://community.cisco.com/t5/network-security/asa-blocking/m-p/1985820#M439588 <HTML><HEAD></HEAD><BODY><P> Hi Dhanikonda,</P><P></P><P>Access list MZ_access_in which is defined in your firewall is blocking the traffic. rule is not permitted..... so please allow the specific flow in the ACL to allow the specific flows....</P><P></P><P>access-list MZ_access_in line 1 extended permit udp <LAN subnet=""> <SUBNETMASK> host 111.93.252.6 eq 53</SUBNETMASK></LAN></P><P>!</P><P> add your lan segment subnet in the acl &amp; apply the above access-list and try.... it will work... it will start resolving the hostnames &amp; url's....</P></BODY></HTML> Wed, 11 Jul 2012 17:51:28 GMT https://community.cisco.com/t5/network-security/asa-blocking/m-p/1985820#M439588 nkarthikeyan 2012-07-11T17:51:28Z