shorewall-route_rules(5) - Linux man page
If not give, the name shorewall is assumed. Where more than one POLICY specifies the same name, the connections counts for the policies are aggregated and the individual rates apply to the aggregated count. In the standard Shorewall distribution, the DROP policy has a default action called Drop and the REJECT policy has a default action called Reject. Default actions are used primarily to discard certain packets silently so that they don't clutter up your log. Make sure you /etc/shorewall/policy file has a section to allow VPN to LOC and LOC to VPN: loc vpn ACCEPT vpn loc ACCEPT or rules in the /etc/shorewall/rules file to allow loc to vpn and vpn to loc. ACCEPT loc vpn ACCEPT vpn loc And your /etc/shorewall/tunnels file should have this in it: I'm going to install Shorewall on a Debian stable Linux box. The shorewall version in the stable repositories is 4.6.4.3-2. Shorewall website suggests to pin apt preferences and force the download of /etc/shorewall/policy file: #SOURCE DEST POLICY LOGLEVEL loc net ACCEPT This means by default everything from local network to internet will be allowed through the firewall. Now if you want to block something, lets say port 80, you will need to put a block rule on top.
DESCRIPTION This file defines the high-level policy for connections between zones defined in shorewall-zones (5). Important The order of entries in this file is important This file determines what to do with a new connection request if we don't get a match from the /etc/shorewall/rules file.
2020-4-18 · Entries in this file govern connection establishment by defining exceptions to the policies laid out in shorewall-policy(5). By default, subsequent requests and responses are automatically allowed using connection tracking. For any particular (source,dest) pair of zones, the rules are evaluated in the order in which they appear in this file and shorewall 企业防火墙的完美实现_运维_一块积木 …
Linux(CentOS)防火墙shorewall的安装 | 学步园
2008-12-15 · /etc/shorewall 下有很多配置文档，基本的为zones，interfaces，policy，masq等 zones为定义防火墙的区域，我个人认为类似CISCO防火墙的inside ,outside定义 vi /etc/shorewall/zones shorewall6-policy(5): shorewall6 policy file - Linux man page Policy if no match from the rules file is found. If the policy is other than CONTINUE or NONE then the policy may be followed by ":" and one of the following: 1. The word "None" or "none". This causes any default action defined in shorewall6.conf [2] (5) to be omitted for this policy. 2. Shoreline Firewall (Shorewall) / List shorewall-users Archives Though, it creates a little side effect now : # shorewall ck Checking using Shorewall 5.2.3 ERROR: Policy "all all DROP" duplicates earlier policy "all all REJECT" /etc/shorewall/policy (line 11) What I want to achieve : - Every intra-zone non-explicit rules fall into REJECT like z1:host1 trying to reach zX:hostX (including any host in z1 ShorewallBasics - Community Help Wiki Edit /etc/default/shorewall and set 'startup=1' Shorewall Configuration Files. Within /etc/shorewall, these files are of importance for a basic router: interfaces masq modules policy rules shorewall.conf zones. All other files can be ignored or deleted. The samples are duplicated in /usr/share/doc