# Net\_DNS2 - Native PHP DNS Resolver and Updater #
### The main features for this package include: ###
* Increased performance; most requests are 2-10x faster than Net\_DNS
* Near drop-in replacement for Net\_DNS
* Uses modern PHP classes and exceptions
* Support for IPv4 and IPv6, TCP and UDP sockets.
* Includes a separate, more intuitive "Updater" class for handling dynamic update
* Support zone signing using TSIG and SIG(0) for updates and zone transfers
* Includes a local cache using shared memory or flat file to improve performance
* includes many more RR's, including DNSSEC RR's.
## Installing Net\_DNS2 ##
You can download it directly from PEAR: http://pear.php.net/package/Net_DNS2
```
pear install Net_DNS2
```
Or you can require it directly via Composer: https://packagist.org/packages/pear/net_dns2
```
composer require pear/net_dns2
```
Or download the source above.
## Requirements ##
* PHP 5.4+
* The PHP INI setting `mbstring.func_overload` equals 0, 1, 4, or 5.
## Using Net\_DNS2 ##
See the Net\_DNS2 Website for more details - https://netdns2.com/
