Anyone can setup an Asterisk system, however many fail in setting up a reliable Asterisk system. Here we will show you how to build not only an Asterisk system that's stable but one that has HA (High Availability), using Pacemaker, CentOS and MySql.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.