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 $80/443.$

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

Based on the functional requirements, please write ALL the NAT rules and include the following: set name, Nat$($N$)$ or Pat$($P$),$ type $($single$-$pool$),$ Interface $1$ IP start, int $1$ end or wildcard, interface $2$ name $($destination$),$ interface $2$ IP start, int $2$ end or wildcard, comments.