10 More Discussions You Might Find Interesting
1. IP Networking
Hi, I am relatively new to firewalls and netfilter. I have a Debian Stretch router box running dnsmasq, connected to a VPN. Occasionally dnsmasq polls all of the desired DNS servers to select the fastest. When it does this it responds to replies of the non-selected DNS servers with a icmp type... (0 Replies)
Discussion started by: CrazyDave
0 Replies
2. Cybersecurity
Hello,
I did 2 scripts. The second one is, I hope, more secure.
What do you think?
Basic connection (no server, no router, no DHCP and the Ipv6 is disabled)
#######script one
####################
iptables -F
iptables -X -t filter
iptables -P INPUT DROP
iptables -P FORWARD... (6 Replies)
Discussion started by: Thomas342
6 Replies
3. UNIX for Advanced & Expert Users
Hi,
I've been struggling with this all morning and seem to have a blind spot on what the problem is. I'm trying to use iptables to block traffic on a little cluster of raspberry pi's but to allow ssh and ping traffic within it.
The cluster has a firewall server with a wifi card connecting to... (4 Replies)
Discussion started by: steadyonabix
4 Replies
4. Red Hat
Hi Champs
i am new in Iptables and trying to write rules for my Samba server.I took some help from internet, created one script and run from rc.local :
#Allow loopback
iptables -I INPUT -i lo -j ACCEPT
# Accept packets from Trusted network
iptables -A INPUT -s my-network/subnet -j... (0 Replies)
Discussion started by: Vaibhav.T
0 Replies
5. Red Hat
Hi Gurus,
I need to add Multicast Port = xyz
Multicast Address = 123.134.143 ( example) to my firewall rules. Can you please guide me with the lines I need to update my iptables files with. (0 Replies)
Discussion started by: rama krishna
0 Replies
6. Ubuntu
Could someone help me with writing rules for iptables?
I need a dos attacks protection for a game server.
port type udp
ports 27015:27030
interface: eth0
Accept all packets from all IPs
Chek if IP sent more than 50 packets per second
Drop all packets from this IP for 5 minutes
I would be... (0 Replies)
Discussion started by: Greenice
0 Replies
7. Cybersecurity
Hello,
I was playing around with iptables to setup an isolated system. On a SLES10 system, I ran the below to setup my first draft of rules. I noticed that the rules come into effect immediately and do not require any restart of iptables.
iptables -A INPUT -j ACCEPT
iptables -A OUTPUT -m... (4 Replies)
Discussion started by: garric
4 Replies
8. IP Networking
Hi
I have small home network and I want to block some forums on web
When I use this
iptables -A INPUT -s forum -j DROP
rules is applied but when I restart some of PC rules are not present any more also I tried to save firewall settings
iptables-save > /root/dsl.fw
but how to... (2 Replies)
Discussion started by: solaris_user
2 Replies
9. UNIX for Advanced & Expert Users
Hi, I'm develop shared library for Linux, AIX and QNX. there is no problem for Linux and AIX,
but in QNX, if I execute a simple application which -lwiththislibrary,
it's always segmentation violation (core dumped) occurs.
for note:
this shared library must to linked with an static... (1 Reply)
Discussion started by: ReeV
1 Replies
10. UNIX for Dummies Questions & Answers
Hi Guys,
This site is great for Unix Gurus and Newbies (like me) alike!
Anyway, anybody had experience with an OLD QNX? ver. 4.238? I know it's old, that is why we are migrating the data but vendors can't connect to it. Probably because of the incorrect gateway defined in it.
Anyway to... (4 Replies)
Discussion started by: Ma1k3ru
4 Replies