morteza-mori

apt-get install docker 
#show conteiner
docker pull ubuntu 
docker ps -a
docker attach c1988b7b20c6 
docker start c1988b7b20c6
https://mondedie.fr/viewtopic.php?pid=29034#p29034
https://training.docker.com/self-paced-training
DOCKER VS VAGRANT: http://stackoverflow.com/questions/16647069/should-i-use-vagrant-or-docker-for-creating-an-isolated-environment?rq=1
https://docs.docker.com/kitematic/nginx-web-server/

morteza-mori

grep -E "Jun 6|Jun 7" error.log.1 > /mnt/aaa.log
cat error.log.1 | grep -E 98162
grep -E "suc|stop|getInOutBytes|found" error.log.1
egrep -iH "max|suc" /var/log/IBSng/MAIN/* --color
grep "89794" .log. | grep "Jun 17" --color
ssh root@172.16.4.12 'grep "19:06:25" /var/log/IBSng/ONLINE_WORKER/* >$

morteza-mori

.config file 

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ssh key

ssh-keygen -t rsa
cat ~/.ssh/id_rsa.pub | ssh -p 22 swapnil@remote-server ";mkdir -p ~/.ssh && cat >> ~/.ssh/authorized$

morteza-mori

install
  #time
    LC_ALL="en_US.UTF-8"
  #repository
    deb http://ftp.debian.org/debian/ testing main contrib non-free
    deb http://ftp.debian.org/debian wheezy main
  #after install package 
    apt-get install libc6-dev
    apt-get install python-mpi4py
    apt-get install openmpi-bin

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#check  connectivity in linux server and ldap 
python 
import ldap
 ldap.initialize("ldap://192.168.100.2:389")
 x = ldap.initialize("ldap://192.168.100.2:389")
 x.bind_s("USERNAME", "PASSWORD")
 
 after return error check error in website 
 
  http://wiki.servicenow.com/index.php?title=LDAP_Error_Codes#gsc.tab=0

morteza-mori

SNMP
apt-get install snmp
apt-get install snmp-mibs-downloader
download-mibs
cat /etc/snmp/snmp.conf → Add → mibs +ALL
Check MIB’s
snmptranslate -Tp

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NAST
Find all hosts on the LAN using ARP:
nast -m
Find suitable internet gateway:
nast -i INTERFACE -g
Reset connection:
nast -i INTERFACE -r
See specific traffic:
nast -i INTERFACE -f "src 192.168.1.2"
Check who is online poisoning:

morteza-mori

Networking
#IPv4 Forwarding:
  nano /etc/sysctl.conf → Change 0 to 1 in ip_forward
  sysctl -p && echo 1 > /proc/sys/net/ipv4/ip_forward
#IPtables:
  iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
  iptables -A FORWARD -s 10.8.0.0/24 -j ACCEPT
  iptables -t nat -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE

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OpenVPN Config
apt-get install openvpn easy-rsa
mkdir /etc/openvpn/easy-rsa
cp -rf /usr/share/easy-rsa/* /etc/openvpn/easy-rsa
Edit the vars file in order to create certificates information:
nano /etc/openvpn/easy-rsa/vars
cd /etc/openvpn/easy-rsa
source vars
./clean-all → Cleans everything in keys
./build-ca