If a packet comes to a router and starts a new, previously unseen connection, which connection state would be applied to it?

What does the firewall action "Redirect" do? Select all true statements.

Which firewall chain you should use to filter SSH access to the router itself?

Which statements are true regarding ICMP packets?
ICMP guarantees datagram delivery.
ICMP can provide hosts with information about network problems.
ICMP is encapsulated within IP datagrams.
ICMP is encapsulated within UDP datagrams.

The correct order for PPPOE discovery stage is