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Securing the Network in Oracle® Solaris 11.4

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Updated: January 2019
 
 

Tuning the Network

Table 2  Tuning Your Network Task Map
Task
Description
For Instructions
Disable the network routing daemon.
Limits access to systems by would-be network sniffers.
Prevent the dissemination of information about the network topology.
Prevents the broadcast of packets.
Prevents responses to broadcast echo requests and multicast echo requests.
For systems that are gateways to other domains, such as a firewall or a VPN node, turn on strict source and destination multihoming.
Prevents packets that do not have the address of the gateway in their header from moving beyond the gateway.
Prevent DOS attacks by controlling the number of incomplete system connections.
Limits the allowable number of incomplete TCP connections for a TCP listener.
Prevent DOS attacks by controlling the number of permitted incoming connections.
Specifies the default maximum number of pending TCP connections for a TCP listener.
Prevent ICMP redirection.
Removes indicators of the network topology.
Return network parameters to their secure default values.
Increases security that was reduced by administrative actions.
Limit the number of concurrent processes for system services that are controlled by inetd.
Limits the number of a concurrent inetd process.