No
No
To prevent incoming/outgoing connections to your computer. And/or to ALLOW incoming/outgoing connections, as well.
Disabling Endian firewall is a little tough. You either need to create an allow rule for all ports, or disable to firewall on outgoing traffic.
unsolicited communications
iptables is the current Linux firewall and routing service. It controls incoming and outgoing network
contain no viruses
This was mainly to overcome communications and control problems.This was mainly to overcome communications and control problems.
Paket Filtering
Firewall
Firewalls control all incoming and outgoing connections and if it's required block it or limit. Firewalls work with software, but not with accounts. Access lists control permissions and read-write rights for users (accounts) with certain username and password (if required).
Firewall doesn't care what is contained in communications. A firewall is software or hardware that checks information coming from the Internet or a network, and then either blocks it or allows it to pass through to your computer, depending on your firewall settings.