Functional requirements:

$$ Internal users are Headquarters and remote office.

$$ Internal user do DNS resolution on $202\mathrm{.}22\mathrm{.}1\mathrm{.}3$ and can access corporate web and internal mail.

$$ Email between Internal and Internet transit via Email relay for virus scan.

$$ The internal DNS resolve to ISP DNS for unknown zones.

$$ External web, relay email handles all Internet user access including DNS resolve.

$$ All internal users can access web on $80/443.$

$$ A "bad guy" is $12\mathrm{.}55\mathrm{.}55\mathrm{.}55$ prevent any access.

$$ All firewalls are statefull, return traffic inspection is not required.

Please write firewall rules based on the information given. State the following for each rule$/$set: set name, rule #$,$ protocol, A$/$R$,$ Source IP $($start$),$ Source IP End or Source Wildcard, Src Port, Dest IP $($start$),$ Dest IP $($end$)$ or wildcard, dest port, comments.

There is supposed to be $6$ sets