NewInternet returns a network that simulates the internet.

AddressAndPortDependentFirewall specifies a destination address-and-port dependent firewall.

AddressAndPortDependentNAT specifies a destination address-and-port dependent NAT.

AddressDependentFirewall specifies a destination address dependent firewall.

AddressDependentNAT specifies a destination address dependent NAT.

Continue means the packet should be processed by the "local sockets" logic of the Machine.

DefaultMappingTimeout is the default timeout for a NAT mapping.

DefaultSessionTimeout is the default timeout for a firewall session.

Drop means the packet should not be handled further.

EndpointIndependentFirewall specifies a destination endpoint independent firewall.

EndpointIndependentNAT specifies a destination endpoint independent NAT.

Firewall is a simple stateful firewall that allows all outbound traffic and filters inbound traffic based on recently seen outbound traffic.

A Machine is a representation of an operating system's network stack.

Packet represents a UDP packet flowing through the virtual network.

SNAT44 implements an IPv4-to-IPv4 source NAT (SNAT) translator, with optional builtin firewall.

A PacketHandler can look at packets arriving at, departing, and transiting a Machine, and filter or mutate them.

FirewallType is the type of filtering a stateful firewall does.

NATType is the mapping behavior of a NAT device.

A PacketVerdict is a decision of what to do with a packet.