1st here's a layer3 forwarding VIP
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg4fPPJm4S61goQfXnPiik_tYTByWa5vjeVbOTIgtQ2w4-iLYJdbgXJAFl60OohH7pTWDh4z1ZarYGZH2vRL3ztH5H4zZNDhmcyZ9b2lA0ZjMQhI3o3ndgEvYvwwmkIJK5IJwOyuk-He4Y/s640/vip.png)
2nd our iRule that we will use to generate a log message.I broke it into 3 iRules IP TCP UDP
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3XvX7UYUjZBOWf_5GB3zgpZX6ptUrx_09yGS7M5UyGO06ojvRpR_Qa7GeSfYsBzEigh9MIlMs6q7GMZiST2Q824iraTAnBk9B8FPOuvlRMdA6Xvqv9e6Rw45ZHkn5SvjA5xwlIj089hA/s640/sample_iRules.png)
3rd our log message when traffic actually hits the VIP and triggers the log-event
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjK-fPV5wKoacLvojw54BPSks0NozhPcgAUfKyEpVuxkFPxXiRLXBDbbHVyp144y2NJ9HuYuW6ZX9Y0T4G7MbGwrf69u3MaCr_qpEnVVLNvLfQgWkavmioYQJ7Dh_av7GgORyhKRibi2qc/s640/log_mssgaes.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEimqt_dN4CftpOD1u1_uItEOY_OLi8uJ3QcQKeIxGuRZjP4-vgJj5_YO6eu3RUubQ2wl7ewhJOI_ED0f3m10hgcy-AWksXmo_KhGYmmUwu0MqZAqmS1yKn_Jy-KViMaCsUnJYYAbM-EcWo/s400/tip.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEimqt_dN4CftpOD1u1_uItEOY_OLi8uJ3QcQKeIxGuRZjP4-vgJj5_YO6eu3RUubQ2wl7ewhJOI_ED0f3m10hgcy-AWksXmo_KhGYmmUwu0MqZAqmS1yKn_Jy-KViMaCsUnJYYAbM-EcWo/s400/tip.png)
e.g
if { [IP::addr [IP::client_addr] equals 192.0.1.0/24] } {log local0. "client hit this VIP "}
Ken
NSE ( network security expert) and Route/Switching Engineer
kfelix -----a----t---- socpuppets ---dot---com
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