Questions tagged [shorewall]
A higher level interface to Netfilter. Shorewall compiles its configuration files to rules that are applied through iptables/ip6tables.
14
questions
0
votes
1
answer
251
views
Shorewall IPv4 Forward rule on same interface
I have a shorewall configuration and would like to allow traffic, coming from one interface and going out to the same interface.
The traffic is going from
192.168.108.2 -> 192.168.108.1 -> 192....
1
vote
0
answers
247
views
How to add a WIFI access point to a working wired gateway that's utilizing Shorewall, dhcpd , unbound and hostapd?
I have a PC that acts as server/gateway/router for a LAN. And i'd like to add a third interface to act as wifi access point to it, such as that the LAN devices can reach the WIFI connected devices, ...
0
votes
0
answers
32
views
Website link + ctr -f shortcut
There is a specific paragraph on a webpage that I want to share with my visitors. However it takes a while to scroll down and find the text. Ctr+ f solves that issue. However, you have to do that ...
0
votes
1
answer
750
views
Ubuntu 18.04 dual iface gateway with no internet activity
I'm having trouble getting my two interface Ubuntu Server (18.04) to:
have a working pppoe connection to the internet, and;
share that connection with the rest of my LAN.
I mention 2. because in the ...
4
votes
1
answer
203
views
Shorewall - Allow Client to Ping Internet but Not Use the Browser or Port 80
My network address is 192.168.5.0. My host machine is 192.168.5.1 and my client machine is 192.168.5.2. How will I enable my client to ping the internet through the terminal but restrict it from ...
1
vote
0
answers
124
views
Shorewall is blocking everything. How to tweak it?
I had used old DIR-400 router for years, but now it starts hanging and have problems. So I thought to replace it with a 2-ports motherboard with linux onboard, to be able to tweak and run some ...
2
votes
1
answer
991
views
Setting up Ubuntu Server router in VM using Netplan, Shorewall and DNSMasq - unable to access internet from internal network
I'm currently creating network based on Ubuntu Server.
It's implemented as VM in VirtualBox and looks like this:
Ubuntu Server - 3 network interfaces. 1st - enp0s3, internet connection. 2rd - ...
2
votes
0
answers
238
views
Determine if an uplink interface is usable
I have a firewall system that is served by two uplinks to different ISPs. I'm using shorewall to manage the firewall; it load-balances traffic over both interfaces with connection tracking. All that ...
1
vote
3
answers
936
views
Setting up two ADSL lines for home/business use
As a follow-up to this question which is still unresolved. I have two ADSL routers with different providers connected to different phone lines to the internet. As shown in the diagram. These routers ...
5
votes
1
answer
16k
views
What range of UDP ports may rtsp use, to configure a firewall?
To allow incoming rtsp streams, I must open incoming TCP port 554. I must also open a range of UDP ports.
6970 through 6999, says http://comments.gmane.org/gmane.comp.security.shorewall/660 .
At ...
1
vote
0
answers
305
views
Public - Private networks behind NAT Modem using OpenVPM – Shorewall
I have been asked to configure a firewall between the public and private parts of a network for a small UK charity. The only imposed requirements is that the firewall must allow access using VPN into ...
1
vote
2
answers
2k
views
Weird slow uplink problems on my home Debian router and new fast connection
Yesterday I got a new and shiny VDSL2 connection home! It's specced at 100Mbit/10Mbit, and seems to deliver pretty close to the mark.
Now, I have a Debian squeeze linux box acting as a home NAS and ...
3
votes
1
answer
1k
views
Use Shorewall to port-forward requests based on the domain requested to different servers
How can I get my firewall to port forward traffic that is comming into different domain to different servers.
So I have two web servers. Each one hosts different domains on different servers/IP:
...
1
vote
1
answer
4k
views
Ubuntu 11.10 firewall/gateway - no client internet access
I have read many other posts but cannot figure this out.
eth0 is my external connected to a Comcast modem. The server has internet access with no issues.
eth1 is internal and running DHCP for the ...