# TCP Wrappers Functions

## Introduction

The TCP wrappers provides a classical Unix mechanism which has been designed to check if the remote client is able to connect from the given IP address.

## Installation

Tcpwrap is currently available through PECL » http://pecl.php.net/package/tcpwrap.

If » PEAR is available on your *nix-like system you can use the pear installer to install the tcpwrap extension, by the following command: pear -v install tcpwrap.

You can always download the tar.gz package and install tcpwrap by hand:

Example#1 tcpwrap install by hand

    gunzip tcpwrap-xxx.tgz
    tar -xvf tcpwrap-xxx.tar
    cd tcpwrap-xxx
    phpize
    ./configure && make && make install