topic IP Range Question in Network Security https://community.cisco.com/t5/network-security/ip-range-question/m-p/1034470#M893050 <P>I'd like to block ranges like 73.*.*.* and also ip's like 81.72.*.*. I know that I can block 83.24.42.* with 83.24.42.0/24 but what is the correct format for the first two?</P><P></P><P>Thanks</P><P>Chuck</P> Mon, 11 Mar 2019 14:17:57 GMT netperception 2019-03-11T14:17:57Z IP Range Question https://community.cisco.com/t5/network-security/ip-range-question/m-p/1034470#M893050 <P>I'd like to block ranges like 73.*.*.* and also ip's like 81.72.*.*. I know that I can block 83.24.42.* with 83.24.42.0/24 but what is the correct format for the first two?</P><P></P><P>Thanks</P><P>Chuck</P> Mon, 11 Mar 2019 14:17:57 GMT https://community.cisco.com/t5/network-security/ip-range-question/m-p/1034470#M893050 netperception 2019-03-11T14:17:57Z Re: IP Range Question https://community.cisco.com/t5/network-security/ip-range-question/m-p/1034471#M893051 <HTML><HEAD></HEAD><BODY><P>You can block like:</P><P></P><P>73.0.0.0/8</P><P></P><P>81.72.0.0/16</P><P></P><P>If I understand your question correctly. <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P><P></P><P>--John</P></BODY></HTML> Tue, 25 Nov 2008 16:47:08 GMT https://community.cisco.com/t5/network-security/ip-range-question/m-p/1034471#M893051 John Blakley 2008-11-25T16:47:08Z