install redis

install_redis.sh

sudo apt-get update
sudo apt-get install build-essential -y
sudo apt-get install tcl8.5 -y
wget http://download.redis.io/releases/redis-3.0.5.tar.gz
tar xzf redis-3.0.5.tar.gz
cd redis-3.0.5
make
make test
sudo make install
cd utils
sudo ./install_server.sh

# open port of redis
sudo iptables -I INPUT -p tcp --dport 6379 -j ACCEPT
sudo iptables-save

# receive outside connections
sudo nano /etc/redis/redis.conf
bind=0.0.0.0

# restart redis
sudo service redis-server restart

// , Is 6379 the default port for Redis?