BF: grep matches on <ip> shouldn't include other IPs

config/action.d/ipfw.conf

@@ -43,7 +43,7 @@ actionban = ipfw add <blocktype> tcp from <ip> to <localhost> <port>
 # Tags:    See jail.conf(5) man page
 # Values:  CMD
 #
-actionunban = ipfw delete `ipfw list | grep -i <ip> | awk '{print $1;}'`
+actionunban = ipfw delete `ipfw list | grep -i "[^0-9]<ip>[^0-9]" | awk '{print $1;}'`
 
 [Init]
 

config/action.d/mail-whois-lines.conf

@@ -42,7 +42,7 @@ actionban = printf %%b "Hi,\n
             Here are more information about <ip>:\n
             `whois <ip>`\n\n
             Lines containing IP:<ip> in <logpath>\n
-            `grep '\<<ip>\>' <logpath>`\n\n
+            `grep '[^0-9]<ip>[^0-9]' <logpath>`\n\n
             Regards,\n
             Fail2Ban"|mail -s "[Fail2Ban] <name>: banned <ip> from  `uname -n`" <dest>
 

config/action.d/sendmail-whois-lines.conf

@@ -58,7 +58,7 @@ actionban = printf %%b "Subject: [Fail2Ban] <name>: banned <ip> from `uname -n`
             Here are more information about <ip>:\n
             `/usr/bin/whois <ip>`\n\n
             Lines containing IP:<ip> in <logpath>\n
-            `grep '\<<ip>\>' <logpath>`\n\n
+            `grep '[^0-9]<ip>[^0-9]' <logpath>`\n\n
             Regards,\n
             Fail2Ban" | /usr/sbin/sendmail -f <sender> <dest>