https://community.cisco.com/t5/network-security/asa-multicast/m-p/2641950#M195425 <P>Hello,</P><P>Help me pls,&nbsp;i have configured igmp stub and noticed strange thing, without access-group on the outside interface multicast flow permitting by default but when there is access-group multicast is droped.</P><P>&nbsp;</P><P>permit ip any 224.0.0.0 240.0.0.0&nbsp; is enough to allow multicast?</P><P>&nbsp;</P><P>&nbsp;</P><P>Thanks in advance</P> Tue, 12 Mar 2019 05:43:41 GMT Anatoly Fanrus 2019-03-12T05:43:41Z https://community.cisco.com/t5/network-security/asa-multicast/m-p/2641950#M195425 <P>Hello,</P><P>Help me pls,&nbsp;i have configured igmp stub and noticed strange thing, without access-group on the outside interface multicast flow permitting by default but when there is access-group multicast is droped.</P><P>&nbsp;</P><P>permit ip any 224.0.0.0 240.0.0.0&nbsp; is enough to allow multicast?</P><P>&nbsp;</P><P>&nbsp;</P><P>Thanks in advance</P> Tue, 12 Mar 2019 05:43:41 GMT https://community.cisco.com/t5/network-security/asa-multicast/m-p/2641950#M195425 Anatoly Fanrus 2019-03-12T05:43:41Z https://community.cisco.com/t5/network-security/asa-multicast/m-p/2641951#M195426 <P>hi,</P><P>could you try to add these multicast blocks on your 'outside' ACL?</P><P>refer to:</P><P>https://tools.ietf.org/html/rfc3171</P><P>&nbsp;</P><P>permit ip any 224.0.0.0 255.0.0.0<BR />permit ip any 232.0.0.0 255.0.0.0<BR />permit ip any 233.0.0.0 255.0.0.0<BR />permit ip any 239.0.0.0 255.0.0.0</P> Thu, 02 Apr 2015 08:50:28 GMT https://community.cisco.com/t5/network-security/asa-multicast/m-p/2641951#M195426 johnlloyd_13 2015-04-02T08:50:28Z