Shorewall 5.* Manpages

Tom 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.



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.


Frequently Used Articles

- FAQs - Manpages - Configuration File Basics - Beginner Documentation - Troubleshooting

Shorewall 4.4/4.5/4.6 Documentation

Shorewall 4.0/4.2 Documentation

Shorewall 5.0/5.1/5.2 HOWTOs and Other Articles

- 6to4 and 6in4 Tunnels - Accounting - Actions - Aliased (virtual) Interfaces (e.g., eth0:0) - Anatomy of Shorewall - Anti-Spoofing Measures - AUDIT Target support - Bandwidth Control - Blacklisting/Whitelisting - Bridge/Firewall - Building Shorewall from GIT - Commands - Compiled Programs - Configuration File Basics - DHCP - DNAT - Docker - Dynamic Zones - ECN Disabling by host or subnet - Events - Extension Scripts - Fallback/Uninstall - FAQs - Features - Fool's Firewall - Forwarding Traffic on the Same Interface - FTP and Shorewall - Helpers/Helper Modules - Installation/Upgrade - IPP2P - IPSEC - Ipsets - IPv6 Support - ISO 3661 Country Codes - Kazaa Filtering - Kernel Configuration - KVM (Kernel-mode Virtual Machine) - Limiting Connection Rates - Linux Containers (LXC) - Linux-vserver - Logging - Macros - MAC Verification - Manpages - Manual Chains - Masquerading - Multiple Internet Connections from a Single Firewall - Multiple Zones Through One Interface - My Shorewall Configuration - Netfilter Overview - Network Mapping - No firewalling of traffic between bridge port - One-to-one NAT - Operating Shorewall - OpenVPN - OpenVZ - Packet Marking - Packet Processing in a Shorewall-based Firewall - 'Ping' Management - Port Forwarding - Port Information - Port Knocking (deprecated) - Port Knocking, Auto Blacklisting and Other Uses of the 'Recent Match' - PPTP - Proxy ARP - QuickStart Guides - Release Model - Requirements - Routing and Shorewall - Routing on One Interface - Samba - Shared Shorewall/Shorewall6 Configuration - Shorewall Events - Shorewall Init - Shorewall Lite - Shorewall on a Laptop - Shorewall Perl - Shorewall Setup Guide - SMB - SNAT - Split DNS the Easy Way - Squid with Shorewall - Starting/stopping the Firewall - Static (one-to-one) NAT - Support - Tips and Hints - Traffic Shaping/QOS - Simple - Traffic Shaping/QOS - Complex - Transparent Proxy - UPnP - Upgrade Issues - Upgrading to Shorewall 4.4 (Upgrading Debian Lenny to Squeeze) - VPN - VPN Passthrough - White List Creation - Xen - Shorewall in a Bridged Xen DomU - Xen - Shorewall in Routed Xen Dom0

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