Rabu, 18 Mei 2016

CentOS / RHEL: Install nmap Network Security Scanner

nstallation

To install nmap on RHEL based Linux distributions, type the following yum command:
# yum install nmap
Sample outputs:
Loaded plugins: protectbase, rhnplugin, security
0 packages excluded due to repository protections
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package nmap.x86_64 2:5.51-2.el6 will be installed
--> Finished Dependency Resolution
 
Dependencies Resolved
 
================================================================================
 Package    Arch         Version               Repository                  Size
================================================================================
Installing:
 nmap       x86_64       2:5.51-2.el6          rhel-x86_64-server-6       2.8 M
 
Transaction Summary
================================================================================
Install       1 Package(s)
 
Total download size: 2.8 M
Installed size: 0
Is this ok [y/N]: y
Downloading Packages:
nmap-5.51-2.el6.x86_64.rpm                               | 2.8 MB     00:00
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : 2:nmap-5.51-2.el6.x86_64                                     1/1
  Verifying  : 2:nmap-5.51-2.el6.x86_64                                     1/1
 
Installed:
  nmap.x86_64 2:5.51-2.el6
 
Complete!

How do I use nmap command?

To find out nmap version, run:
# nmap --version
Sample outputs:
Nmap version 5.51 ( http://nmap.org )
To scan an IP address or a host name (FQDN), run:
# nmap 1.2.3.4
# nmap localhost
# nmap 192.168.1.1
Sample outputs:
Fig.01: nmap in action
Fig.01: nmap in action

Getting more information out of the remote system

The -v option forces verbose output and the -A optipn enables OS detection and Version detection, Script scanning and traceroute in a single command:
# nmap -v -A scanme.nmap.org
# nmap -v -A 192.168.1.1
Sample outputs:
Starting Nmap 5.00 ( http://nmap.org ) at 2012-11-19 16:38 IST
NSE: Loaded 30 scripts for scanning.
Initiating ARP Ping Scan at 16:38
Scanning 192.168.1.1 [1 port]
Completed ARP Ping Scan at 16:38, 0.04s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 16:38
Completed Parallel DNS resolution of 1 host. at 16:38, 0.00s elapsed
Initiating SYN Stealth Scan at 16:38
Scanning 192.168.1.1 [1000 ports]
Discovered open port 80/tcp on 192.168.1.1
Discovered open port 22/tcp on 192.168.1.1
Completed SYN Stealth Scan at 16:38, 0.27s elapsed (1000 total ports)
Initiating Service scan at 16:38
Scanning 2 services on 192.168.1.1
Completed Service scan at 16:39, 66.11s elapsed (2 services on 1 host)
Initiating OS detection (try #1) against 192.168.1.1
Retrying OS detection (try #2) against 192.168.1.1
Retrying OS detection (try #3) against 192.168.1.1
Retrying OS detection (try #4) against 192.168.1.1
Retrying OS detection (try #5) against 192.168.1.1
NSE: Script scanning 192.168.1.1.
NSE: Starting runlevel 1 scan
Initiating NSE at 16:40
Completed NSE at 16:40, 0.88s elapsed
NSE: Script Scanning completed.
Host 192.168.1.1 is up (0.00050s latency).
Interesting ports on 192.168.1.1:
Not shown: 998 closed ports
PORT   STATE SERVICE VERSION
22/tcp open  ssh     Dropbear sshd 0.52 (protocol 2.0)
|  ssh-hostkey: 1024 15:b6:b5:68:dc:36:97:76:19:72:4d:74:63:d6:18:35 (DSA)
|_ 1040 d2:75:67:8e:51:4d:4b:f6:25:f0:46:e3:a8:9e:8f:42 (RSA)
80/tcp open  http?
|_ html-title: Error
|  http-auth: HTTP Service requires authentication
|_   Auth type: Basic, realm = tswitch
1 service unrecognized despite returning data. If you know the service/version, please submit the following fingerprint at http://www.insecure.org/cgi-bin/servicefp-submit.cgi :
SF-Port80-TCP:V=5.00%I=7%D=11/19%Time=50AA133E%P=x86_64-unknown-linux-gnu%
SF:r(GetRequest,17E,"HTTP/1\.0\x20401\x20Unauthorized\r\nDate:\x20Mon,\x20
SF:19\x20Nov\x202012\x2011:08:46\x20GMT\r\nContent-Type:\x20text/html;\x20
SF:charset=utf-8\r\nCache-Control:\x20no-cache,\x20no-store,\x20must-reval
SF:idate,\x20private\r\nExpires:\x20Thu,\x2031\x20Dec\x201970\x2000:00:00\
SF:x20GMT\r\nPragma:\x20no-cache\r\nWWW-Authenticate:\x20Basic\x20realm=\"
SF:tswitch\"\r\nConnection:\x20close\r\n\r\nError</titl
SF:e></head><body><h2>
401\x20Unauthorized</h2>
\x20Unauthorized</body></htm
SF:l>"</span><span style="">)</span>%r<span style="">(</span>FourOhFourRequest,17E,<span style="color: #933;">"HTTP/1\.0\x20401\x20Unauthorized\r\nDate:
SF:\x20Mon,\x2019\x20Nov\x202012\x2011:08:51\x20GMT\r\nContent-Type:\x20te
SF:xt/html;\x20charset=utf-8\r\nCache-Control:\x20no-cache,\x20no-store,\x
SF:20must-revalidate,\x20private\r\nExpires:\x20Thu,\x2031\x20Dec\x201970\
SF:x2000:00:00\x20GMT\r\nPragma:\x20no-cache\r\nWWW-Authenticate:\x20Basic
SF:\x20realm=\"</span>tswitch\<span style="color: #933;">"\r\nConnection:\x20close\r\n\r\n<html><head><title
SF:>Error

401\x20Unauthorized

\x20Unauthorized
SF:")%r(Help,15E,"HTTP/1\.0\x20400\x20Invalid\x20Request\r\n
SF:Date:\x20Mon,\x2019\x20Nov\x202012\x2011:09:06\x20GMT\r\nContent-Type:\
SF:x20text/html;\x20charset=utf-8\r\nCache-Control:\x20no-cache,\x20no-sto
SF:re,\x20must-revalidate,\x20private\r\nExpires:\x20Thu,\x2031\x20Dec\x20
SF:1970\x2000:00:00\x20GMT\r\nPragma:\x20no-cache\r\nConnection:\x20close\
SF:r\n\r\nError

400\x20Invalid\
SF:x20Request

\x20Invalid\x20Request")%r(LPDString,15E,"
SF:HTTP/1\.0\x20400\x20Invalid\x20Request\r\nDate:\x20Mon,\x2019\x20Nov\x2
SF:02012\x2011:09:11\x20GMT\r\nContent-Type:\x20text/html;\x20charset=utf-
SF:8\r\nCache-Control:\x20no-cache,\x20no-store,\x20must-revalidate,\x20pr
SF:ivate\r\nExpires:\x20Thu,\x2031\x20Dec\x201970\x2000:00:00\x20GMT\r\nPr
SF:agma:\x20no-cache\r\nConnection:\x20close\r\n\r\nErr
SF:or

400\x20Invalid\x20Request

\x20Invalid\x2
SF:0Request");
MAC Address: BC:AE:C5:C3:16:93 (Unknown)
No exact OS matches for host (If you know what OS is running on it, see http://nmap.org/submit/ ).
TCP/IP fingerprint:
OS:SCAN(V=5.00%D=11/19%OT=22%CT=1%CU=35558%PV=Y%DS=1%G=Y%M=BCAEC5%TM=50AA13
OS:8B%P=x86_64-unknown-linux-gnu)SEQ(CI=Z%II=I)ECN(R=Y%DF=Y%T=40%W=4600%O=M
OS:2300NNSNW2%CC=N%Q=)T1(R=N)T2(R=N)T3(R=N)T4(R=Y%DF=Y%T=40%W=0%S=A%A=Z%F=R
OS:%O=%RD=0%Q=)T5(R=Y%DF=Y%T=40%W=0%S=Z%A=S+%F=AR%O=%RD=0%Q=)T6(R=Y%DF=Y%T=
OS:40%W=0%S=A%A=Z%F=R%O=%RD=0%Q=)T7(R=N)U1(R=Y%DF=N%T=40%IPL=164%UN=0%RIPL=
OS:G%RID=G%RIPCK=G%RUCK=G%RUD=G)IE(R=Y%DFI=N%T=40%CD=S)
 
Network Distance: 1 hop
 
Read data files from: /usr/share/nmap
OS and Service detection performed. Please report any incorrect results at http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 83.27 seconds
           Raw packets sent: 1266 (62.072KB) | Rcvd: 1036 (44.320KB)

To scan a range of IP addresses

# nmap 192.168.1.1-50

To scan an entire subnet

# nmap 192.168.1.0/24

Ping only scan

# nmap -sP 192.168.1.1

TCP SYN scan

# nmap -sS 192.168.1.1

UDP scan

# nmap -sU 192.168.1.1

IP protocol scan

# nmap -sO 192.168.1.1

Scan port 80, 25, 443, and 110

# nmap -p 80,25,443,110 192.168.1.1

Scan port ranges 1024-2048

# nmap -p 1024-2048 192.168.1.1

Operating system detection

# nmap -O --osscan-guess 192.168.1.1


Source : Cyberciti.biz
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LibreOffice 5.1.3 Released – Install on RHEL/CentOS/Fedora and Debian/Ubuntu/Linux Mint

Step 1: Downloading LibreOffice 5.1.3

 For RHEL/CentOS/Fedora

  

# cd /tmp

---------------------------- On 32-bit Systems ---------------------------- 
# wget http://download.documentfoundation.org/libreoffice/stable/5.1.3/rpm/x86/LibreOffice_5.1.3_Linux_x86_rpm.tar.gz


---------------------------- On 64-bit Systems ---------------------------- 
# wget http://download.documentfoundation.org/libreoffice/stable/5.1.3/rpm/x86_64/LibreOffice_5.1.3_Linux_x86-64_rpm.tar.gz
 
 
For Debian/Ubuntu/LinuxMint
 
---------------------------- On 32-bit Systems ---------------------------- 
$ wget http://download.documentfoundation.org/libreoffice/stable/5.1.3/deb/x86/LibreOffice_5.1.3_Linux_x86_deb.tar.gz


---------------------------- On 64-bit Systems ---------------------------- 
$ wget http://download.documentfoundation.org/libreoffice/stable/5.1.3/deb/x86_64/LibreOffice_5.1.3_Linux_x86-64_deb.tar.gz
 

Step 2: Removing Old OpenOffice Version

If any previously installed LibreOffice or OpenOffice versions you have, remove it using following command.

# yum remove openoffice* libreoffice*   [on RedHat based Systems]
 
$ sudo apt-get remove openoffice* libreoffice*  [On Debian based Systems] 





 Step 3: Extracting LibreOffice 5.1.3 Package



 



On RHEL/CentOS/Fedora



 


# tar -xvf LibreOffice_5.1.3_Linux_x86_rpm.tar.gz   [On 32-Bit Systems] 
# tar -xvf LibreOffice_5.1.3_Linux_x86-64_rpm.tar.gz  [On 64-Bit Systems] 


 



On Debian/Ubuntu/Linux Mint


$ tar -xvf LibreOffice_5.1.3_Linux_x86_deb.tar.gz   [On 32-Bit Systems] 
$ tar -xvf LibreOffice_5.1.3_Linux_x86-64_deb.tar.gz  [On 64-Bit Systems] 


 



Step 4: Installing LibreOffice 5.1.3 Package



On RHEL/CentOS/Fedora


## For 32 Bit OS ##
# cd /tmp/LibreOffice_5.1.3.3_Linux_x86_rpm/RPMS/
# yum localinstall *.rpm
OR
# dnf install *.rpm    [On Fedora 23+ versions]

## For 64 Bit OS ##
# cd /tmp/LibreOffice_5.1.3.3_Linux_x86-64_rpm/RPMS/
# yum localinstall *.rpm
OR
# dnf install *.rpm    [On Fedora 23+ versions]


 


Installing LibreOffice 5.0.2 on CentOS


[root@localhost RPMS]# yum localinstall *.rpm





On Debian/Ubuntu/Linux Mint


## For 32 Bit OS ##
$ cd /tmp/LibreOffice_5.1.3.3_Linux_x86_deb/DEBS/
$ sudo dpkg -i *.deb

## For 64 Bit OS ##
$ cd /tmp/LibreOffice_5.1.3.3_Linux_x86-64_deb/DEBS/
$ sudo dpkg -i *.deb


 



Installing LibreOffice 5.1.3 on Ubuntu

tecmint@tecmint ~/LibreOffice_5.1.3.3_Linux_x86_deb/DEBS $ sudo dpkg -i *.deb







Step 5: Starting LibreOffice 5.1.3



 



 



 



Source : http://www.tecmint.com/ 
















 



 



 



 


 



 


 



 


 










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