Configure SNMP in Juniper Firewall

In this post, we will describe how to configure snmp in Juniper firewall

We need to create the community. It will be named : FW-Comm

Enter configuration mode, then type:

Set snmp community FW-Comm authorization read-only

After defining the community we need to define the clients IP:

Set snmp community FW-Comm clients


Linux Server connexion through Squid

In this post, we will describe how to connect linux server to internet through proxy without authentication.

1.Firstly, we need to add this couple of line to use proxy for http, https and ftp:


Windows 10 hidden Start menu

In this post we will troubleshoot the problem of start Button is not working in windows 10.

After upgrading windows 8 to windows 10, some users are faced to the problem that start menu does not open or Start Button is not working.

In order to troubleshoot this problem we will:

Firstly: Buckup your data in external disk.

Secondly:open CMD and run it as administrator.

Type the command: sfc /SCANNOW as mentioned in figure 1

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Top free pentest tools

In this post we will present top ten free pentest tools.

1-The first tool is nmap, which is a free open source tool for network discovery and security auditing. Nmp helps to discover alive hosts in the network, opened ports and OS type.

The example bellows shows opened ports in the server with the command: nmap

2-The second opensource tool is Wireshark. Wireshark is a network that is used for sniffing network and capture traffic with source IP, destination IP and protocol/ports

3-Next step is to launch Nessus. Nessus will be used to discover application vulnerabilities that will be used in next step.

Be careful when using Nessus with Old software/hardware it can causes system Crashes.

4-Metasploit: Metasploit is a Whole project that is developed by Rapid7. It is a security project that gives information about discovered information and helps in intrusion detection.

5-Cain and Abel: This tools allows hacker to recover various types of password by cracking encrypted passwords using dictionary or bruteforce. This tool is used also for decrypting encrypted cisco passwords. It is used also by network administrators to decrypt cisco password when it is forgotten.


Configure SNMP in Netscreen Firewall

In this post, we will describe how to configure snmp in Netscreen Firewall by web interface or CLI

  1. For configuring snmp in screenos by web interface :

we should be connected with RW account.

Navigate to Configuration →Report Setting →SNMP

[blockquote align=”none” author=””]Configure Listen Port and trap port (by default listen port is 161 and trap port is 162).[/blockquote]

[blockquote align=”none” author=””]and the apply.

Now we need to configure the community.

Click new community


[blockquote align=”none” author=””]Set the community name, choose the snmp version, the server address and the trap version. Then click add.[/blockquote]

2-For configuring snmp by CLI:

set snmp community “FW-Comm” Read-Write Trap-on traffic version v2c

set snmp host “FW-Comm” trap v2

set snmp port listen 161

set snmp port trap 162

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How to configure Netscreen 5200

In this post, we will describe the steps of configuring netscreen 5200 Firewall.

First of all, we must log to the firewall using line console with Speed 9600.

Putty configuration