firewall configuration checklist

LUPA held the third technical salon in Hangzhou-linux firewall configuration-Linux Enterprise Application-Linux server application information. For details, see the following. Time:-, Saturday, December 16 Location: LUPA headquarters (9f, Xinya technology building, No. 6, gului Road, Hangzhou) Click to view the electronic map Registration Method: to determine the number of participants, please reply here

Vi/etc/sysconfig/iptablesIn the open file (on the next line of configuration 22 port), add-A input-m State--state new-m tcp-p TCP--dport 3306-j ACCEPT (Allow 3306 ports through the firewall)-a input-m state--state new-m tcp-p TCP--dport 3306-j ACCEPT -a input-j reject–reject-with Icmp-host-proh Ibited-a forward-j reject–reject-with icmp-host-prohibited COMMIT #####################################/etc/init.d

In the front I sent an article "Juniper Firewall diagram L2TP VPN Configuration", we learned from that article how to configure. But we know that the L2TP VPN is only connected to our L2TP VPN server, but it doesn't encrypt our data, and we know that IPSec's data is encrypted, and if the IPSec-unaware friend can look at my previous IPSec VPN concepts (i) And the concept of IPSec VPN (ii) to understand. Okay

Network neighbors → right-click → Properties= Network connection window Local Connection → right-click → properties → advanced (tab page) → settings (button)= Windows Firewall Configuration window Windows Firewall Configuration → advanced (tab page) → ICMP (prompt text) → setting (button) => ICMP setting window ICMP

In the global modeAsa (config) #int e0/0//Enter interface//ASA (CONFIG-IF) #nameif name//config interface name//ASA (CONFIG-IF) #security-leve 0-100//Configure interface Security level, 0-100 indicates security level//ASA (CONFIG-IF) #ip add 192.168.1.1 255.255.255.0//Configuration Interface IP address//Asa (config) #access-list 100-199 permit|deny IP host 192.168.1.2 host 192.168.2.2//Allow Inbound/The ASA (config) #access-group 100-199 in int outsid

Tags: GPO. EXE technology port network communication connection appears in Microsoft EXEBeginners SQL SEVER 2008, the results of the first debugging this problem arises: And then Baidu a bit, the meaning of these three options: Cancel remote debugging: Cancels the attempt to start debugging. Your computer's security settings remain the same. Suppress restrictions on remote debugging from computers in the local network (subnet): Enables remote debugging of computers on the local

The show command for the Flying Tower Firewall FortiGate shows the related configuration and uses the GET command to display live status Show Full-configuration display current full configuration Show system global View host name, management port Display the results as follows Config system global Set Admin-sport

Redhat5.3 firewall configuration rules-general Linux technology-Linux technology and application information. Chain INPUT (policy ACCEPT) Target prot opt source destination DROP tcp -- localhost. localdomain localhost. localdomain tcp dpt: ssh state NEW RH-Firewall-1-INPUT all -- anywhere DROP tcp -- 192.168.1.25 localhost. localdomain tcp dpt: ssh state NEW

It is too cumbersome to configure iptables for several VPS. I saw a script for automatically configuring the iptables firewall in Zhu Ge's LNMP script. I borrowed it and changed it for the people who needed it; only common port settings are provided. if you have special requirements, you only need to add or reduce the corresponding Port. usage: wget-chttp: // ph4ntasy.googlecode.com/f several VPS configurations IptablesThis is too cumbersome. we can s

Article Title: common firewall configuration methods for Linux Iptables. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Common firewall configurations of Iptables The script environment is eth0 Internet and eth1 intranet; #!

"/>650) this.width=650; "Src=" Http://s4.51cto.com/wyfs02/M00/89/C0/wKioL1gb6zjxV5ajAAC6RrMkobg703.png-wh_500x0-wm_3 -wmp_4-s_636057886.png "style=" Float:none; "title=" 4.png "alt=" Wkiol1gb6zjxv5ajaac6rrmkobg703.png-wh_50 "/>H323_ras to bind H323_ras protocol When 1720 port is turned onH323_any indicates that only the 1720 port is open and does not contain protocol informationNote: In some specific programs, you need to bind protocol information when you define a port, such as H323,Sip protoc

: none; "alt =" wKiom1Q-cjeA5gCrAABeVJQim7U567.jpg "/> 3. R4 cannot telnet to R1 or R3. 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M00/4C/7D/wKiom1Q-cjjxFor0AAC1_02wSZY625.jpg "Title =" r4-r1r3.png "style =" float: none; "alt =" wKiom1Q-cjjxFor0AAC1_02wSZY625.jpg "/> 4. R3 is denied to telnet to R4 due to ACL 650) This. width = 650; "src =" http://s3.51cto.com/wyfs02/M01/4C/7E/wKioL1Q-cm7y3dh2AABdnx_adr4611.jpg "Title =" refusedr3.png "style =" float: none; "alt =" wKioL1Q-cm7y

Go to the/etc/sysconfig/directory and run the vi command to edit the SuSEfirewall2 file.- gt; # viSuSEfirewall2: find FW_SERVICES_EXT_TCP in the file, add the service name or port corresponding to the service, such as SSH, FW_SE... go to the/etc/sysconfig/directory and run the vi command to edit the SuSEfirewall2 file.-> # vi SuSEfirewall2: find FW_SERVICES_EXT_TCP in the file, add a service name or port corresponding to the service, for example, SSH, FW_SERVICES_EXT_TCP = "ssh" or FW_SERVICES_E

Article title: detailed analysis of Linux proxy server and firewall configuration. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Proxy/firewall 1. iptables rule table Filter (for filtering systems): INPUT, FORWARD, OUTPUT

1. query the Firewall StatusService iptables status2. Enable FirewallService iptables start3. Disable the FirewallService iptables stop4. Restart the FirewallService iptables restart5. permanently disable the FirewallChkconfig iptables off6. Enable the firewall that is permanently disabledChkconfig iptables onSupplement:Edit the/etc/sysconfig/iptables file to configure different ports for external service p

Configuration Description: Cloud service provider: Aliyun Server os:windowsserver2012 (64bit) Goal: Configure the apache2.4+php5.5 environment Note: Since I rented the Aliyun RDS database, this is not the place to install MySQL. Because the Aliyun WindowsServer2012 is 64bit, so the resource bits downloaded in this article are 64 bits, if you are using 32bit, download 32-bit resources One: Download Resources 1. Download VC11 Vcredist_x64.exe (32-bit d

CiscoPIX firewall EzVPN configuration template surface 1 Define the address pool to which the VPN Client is allocated pix (config) # iplocalpoolezvpn-pool192.168.1.1-192.168.1.100pix (config) # iplocalpoolezvpn-pool2192.168.1.101-192.168.1.2002 define VPN group user properties pix (config) # vpngro Cisco PIX Firewall EzVPN co