Prohibiting the extranet from pinging the intranet on the USG6000

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Add a security policy to prohibit ICMP packets from the extranet to the intranet.

Other related questions:
Prohibiting intranet users from accessing the Internet on the USG series
Configure a security policy whose security zone originates from the intranet or IP matching conditions to prohibit intranet users from accessing the Internet.

Prohibiting access to the web UI from the extranet on the USG2000 and USG5000
Disable HTTP for the Untrust->Local interzone.

Configuring intranet users to access a public address on the USG6000
Configuring intranet users to access a public address on the USG6000 as follows: Search for Example for Configuring NAPT for Intranet Users to Access the Internet in USG6000 Product Documentation.

Configuring intranet users to access a public address on the USG2000/5000
Configuring intranet users to access a public address on the USG2000/5000 as follows: Search for Example for Configuring Address Pool-based NAPT and NAT Server in USG2000/5000 Product Documentation.

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