Nugget Post: CCNP Security 642-637 notes

Here are the notes I took during my studies to pass the CCNP Security 642-637 exam: https://docs.google.com/document/d/1lbXIcsokTgTVkKn278isVmGS0u9P19c7Iasx3TPDKmU/edit?hl=en_GB Enjoy!

Lessons learnt : ASA 8.4 and NAT rules

- DNS doctoring via NAT policies DNS doctoring is an ASA feature wherein a client sends a DNS request for a particular website, say http://www.example.com. This DNS request gets inspected by the ASA, and the ASA can then control which IP gets returned to the client (in essence the ASA acts as a DNS proxy). … Continue reading Lessons learnt : ASA 8.4 and NAT rules