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snort_2.9.6.1_centos_6.5

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snort_2.9.6.1_centos_6.5 [2014/05/08 20:03] – [Configure Snort] adminsnort_2.9.6.1_centos_6.5 [2021/10/09 15:14] (current) – external edit 127.0.0.1
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 +{{tag>[security snort centos6.5]}}
 +=====Snort 2.9.6.1 on CentOS 6.5=====
 ====Install prerequisites==== ====Install prerequisites====
   * EPEL repo   * EPEL repo
Line 16: Line 18:
 </code> </code>
 Copy any dynamic rulesets you have or are using to the above directory. Copy any dynamic rulesets you have or are using to the above directory.
 +
 +====Test rule====
 +Put as last line in snort.conf
 +  alert icmp any any -> 1.2.3.4 any (msg: "Gateway ping"; sid:10000001;)
 +
 +Find the alerts in the log
 +<code>
 +05/09-09:00:07.648953  [**] [1:10000001:0] Gateway ping [**] [Priority: 0] {ICMP} 6.7.8.9 -> 1.2.3.4
 +05/09-09:00:07.654956  [**] [1:10000001:0] Gateway ping [**] [Priority: 0] {ICMP} 6.7.8.9 -> 1.2.3.4
 +05/09-09:00:07.660981  [**] [1:10000001:0] Gateway ping [**] [Priority: 0] {ICMP} 6.7.8.9 -> 1.2.3.4
 +05/09-09:00:07.666729  [**] [1:10000001:0] Gateway ping [**] [Priority: 0] {ICMP} 6.7.8.9 -> 1.2.3.4
 +</code>
 +
 +You can even show contents of the packets with tcpdump
 +  tcpdump -r snort.log.1399615922
 +
  
snort_2.9.6.1_centos_6.5.txt · Last modified: 2021/10/09 15:14 by 127.0.0.1