please I want to block user from using yahoo messenger and live messenger; for that I have an ASA 5510 like perimeter equipment, all internet trafic passing through this ASA; in the same time, I also want to block internet traffic what I did by blocking http and https traffic, but I thought that by blocking these two types of traffic, it will also block yahoo messenger and live messenger but it is not the case
The option was to use http inspection to drop msn packets using port 80.
We provided this config. for the customer and he confirmed that it works.
regex msn-messenger "^VER [1-9] MSNP[1-9]+.*\x0d\x0a.*MSNMSGR.*\x0d\x0a" class-map type inspect http match-all http-msn match request method post match request body regex msn-messenger policy-map type inspect http http-msn class http-msn reset log policy-map global_policy class inspection_default inspect http http-msn
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We have configured the outside and inside Interface with official ipv6 adresses, set a default route on outside Interface to our router, we also have definied a rule , which also gets hits, to permit tcp from inside Interface to any6.
In Syslog I also se...