Mar 13, 2019 · $ sudo iptables -D INPUT -p icmp --icmp-type echo-request -j REJECT. The -D command switch is used to delete the rule. You can delete all custom rules added to your iptables Firewall with the following command: $ sudo iptables -F. You have seen how adding and removing rules in the iptables utility allows you to control how the firewall works.
Samba の構築は詰まるときがあるのでメモしておく。 開発環境としては以下のような感じで十分使える…はず。 yum で Samba インストール su - yum install samba 自動起動 On chkconfig smb on Linux ユーザを Samba ユーザとして登録 smbpasswd -a [username] 設定ファイルを変更 RE: Samba & IPTables If you have a single machine behand a firewall and the complexities of samba + iptables are too much to handle then turn off iptables. If you are paranoid enough to want iptables enabled on such a machine then you should be paranoid enough to not want things messing with your rules without your knowledge. Mar 31, 2017 · The Samba server can be configured to allow access to certain hosts. However, iptables prevent the access over the Internet. You must allow only the systems on your network as clients of the Samba Linux server. Iptables Open Port 137, 138, 139 and 445. Edit /etc/sysconfig/iptables file, enter: # vi /etc/sysconfig/iptables Jun 03, 2020 · You ca use these firewall rules for simple share level Samba server. But in case you are looking for iptables rule for Samba4 Active Directory follow the below link IPtables rule for Samba4 These are the Iptables setting for Samba server to work for the source users having IP range 10.10.10.0/24 based on RedHat or CentOS Operating Systems. I'm trying to setup an iptables config such that outbound connections from my CentOS 6.2 server are allowed ONLY if they are of state ESTABLISHED. Currently, the following setup is working great for sshd, but all the Samba rules get totally ignored for a reason I cannot figure out. iptables Bash script to setup ALL rules:
The iptables firewall is just another layer on top, for samba at least you'll want to let through traffic on TCP ports 139 and 445 as well as UDP ports 137 and 138. But iptables isn't as simple to setup as just using ufw like u/christian4000fish suggested, along with setting open ports you also need to set connection tracking and icmp handling.
Aug 29, 2017 · iptables-A INPUT -p tcp -m multiport --dports 22,5901 -s 18.104.22.168/24 -j DROP. Let us consider another example. Say, you want to block ICMP address mask requests (type 17). First, you should match ICMP traffic, and then you should match the traffic type by using icmp-type in the icmp module: iptables-A INPUT -p icmp -m icmp --icmp-type 17 -j DROP # Open ports for SAMBA. iptables -A INPUT -p tcp --dport 135 -j ACCEPT iptables -A INPUT -p tcp --dport 137 -j ACCEPT iptables -A INPUT -p tcp --dport 138 -j ACCEPT iptables -A INPUT -p tcp --dport 139 -j ACCEPT iptables -A INPUT -p tcp --dport 445 -j ACCEPT SELinux. If you are using SELinux, you will need to consider the following points. Samba is used to allow users to share and use files, folders and printers between Linux and Windows systems. In this how-to tutorial let us see how to install and configure samba server. Scenario In this tutorial, i use two systems as described below Samba server: Operating system : CentOS 6.3 Hostname : sambaserver.unixmen.com IP […] # Allow access to Samba from a particular subnet iptables -A INPUT -p icmp -s 192.168.0.0/16 -j ACCEPT iptables -A INPUT -p udp -s 192.168.0.0/16 –dport 137:138 -j ACCEPT iptables -A INPUT -p tcp -s 192.168.0.0/16 -m multiport –dports 139,445 -j ACCEPT
Samba の環境設定をメモ – hiiro の log
An In-Depth Guide to iptables, the Linux Firewall Aug 29, 2017