## Shorewall 5.* Manpages

### Tom Eastep

Copyright © 2007-2019 Thomas M. Eastep

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover, and with no Back-Cover Texts. A copy of the license is included in the section entitled “GNU Free Documentation License”.

2026/01/29

### Warning

These manpages are for Shorewall 5.0 and later only. They describe features and options not available on earlier releases. The manpages for Shorewall 4.4-4.6 are available here.

## Section 5 — Files and Concepts

> accounting - Define IP accounting rules.
> actions - Declare user-defined actions.
> addresses - Describes how IP address and ports are specified in Shorewall
> arprules - (Added in Shorewall 4.5.12) Define arpfilter rules.
> blrules - shorewall Blacklist file.
> conntrack - Specify helpers for connections or exempt certain traffic from netfilter connection tracking.
> ecn - Disabling Explicit Congestion Notification
> exclusion - Excluding hosts from a network or zone
> files - Describes the shorewall configuration files
> hosts - Define multiple zones accessed through a single interface
> interfaces - Define the interfaces on the system and optionally associate them with zones.
> ipsets - Describes how to specify set names in Shorewall configuration files.
> logging - Provides an overview of Shorewall packet logging facilities
> maclist - Define MAC verification.
> mangle - Supersedes tcrules and describes packet/connection marking.
> masq - Define Masquerade/SNAT (deprecated)
> modules - Specify which kernel modules to load (Removed in Shorewall 5.2.3)
> names - Describes object naming in Shorewall configuration files
> nat - Define one-to-one NAT.
> nesting - How to define nested zones.
> netmap - How to map addresses from one net to another.
> params - Assign values to shell variables used in other files.
> policy - Define high-level policies for connections between zones.
> providers - Define routing tables, usually for multiple Internet links.
> proxyarp - Define Proxy ARP (IPv4)
> proxyndp - Define Proxy NDP (IPv6)
> rtrules - Define routing rules.
> routes - (Added in Shorewall 4.4.15) Add additional routes to provider routing tables.
> rules - Specify exceptions to policies, including DNAT and REDIRECT.
> secmarks - Attach an SELinux context to a packet.
> snat - Define Masquerade/SNAT
> tcclasses - Define htb classes for traffic shaping.
> tcdevices - Specify speed of devices for traffic shaping.
> tcfilters - Classify traffic for shaping; often used with an IFB to shape ingress traffic.
> tcinterfaces - Specify devices for simplified traffic shaping.
> tcpri - Classify traffic for simplified traffic shaping.
> tunnels - Define VPN connections with endpoints on the firewall.
> shorewall.conf - Specify values for global Shorewall options.
> shorewall6.conf - Specify values for global Shorewall6 options.
> shorewall-lite.conf - Specify values for global Shorewall Lite options.
> shorewall6-lite.conf - Specify values for global Shorewall6 Lite options.
> vardir - Redefine the directory where Shorewall keeps its state information.
> vardir-lite - Redefine the directory where Shorewall Lite keeps its state information.
> zones - Declare Shorewall zones.

## Section 8 — Administrative Commands

> shorewall - /sbin/shorewall, /sbin/shorewall6/, /sbin/shorewall-lite and /sbin/shorewall6-lite command syntax and semantics.