<systemitem class="username">opensrf</systemitem> users</para> \r
</listitem>\r
<listitem>\r
- <para>Open ports in the firewall<indexterm><primary>firewall</primary></indexterm> with caution - It is necessary to open some ports to the \r
- server such as port 80 for <systemitem class="protocal">http</systemitem> <indexterm><primary>HTTP</primary></indexterm> and 443 \r
- for <systemitem class="protocal">ssl</systemitem><indexterm><primary>SSL</primary></indexterm> , and it can be helpful to open ports for \r
- remote access to the database or staff client. It is also critical for administrators to \r
+ <para>Open ports in the firewall<indexterm><primary>firewall</primary></indexterm> with caution - It is only necessary to open ports \r
+ <systemitem class="protocol">80</systemitem> and <systemitem class="protocol">443</systemitem>\r
+ for <systemitem class="protocol">TCP</systemitem> connections to the Evergreen server from the OPAC and the staff client. It is critical for administrators to \r
understand the concepts of network security and take precautions to minimize vulnerabilities. \r
</para>\r
</listitem>\r
<listitem><para>An available desktop, server or virtual image<indexterm><primary>virtual image</primary></indexterm></para></listitem>\r
<listitem><para>1GB RAM, or more if your server also runs a graphical desktop</para></listitem> \r
<listitem><para><systemitem class="osname">Linux</systemitem> Operating System</para><indexterm><primary>Linux</primary></indexterm></listitem>\r
+ <listitem><para>Ports 80 and 443 should be opened in your firewall for <systemitem class="proptocol">TCP</systemitem> connections to allow OPAC and staff \r
+ client connections to the Evergreen server.</para></listitem>\r
+ \r
</itemizedlist>\r
<tip>\r
<para><systemitem class="osname">Debian</systemitem><indexterm><primary>Linux</primary><secondary>Debian</secondary></indexterm> and \r
or <systemitem class="osname">Linux</systemitem> operating system</para></listitem>\r
<listitem><para>a reliable high speed Internet connection</para></listitem>\r
<listitem><para>512Mb of RAM</para></listitem>\r
+ <listitem><para>The staff client uses the <systemitem class="proptocol">TCP</systemitem> protocal on ports <systemitem>80</systemitem> and <systemitem>443</systemitem> to \r
+ communicate with the Evergreen server.</para></listitem>\r
</itemizedlist>\r
<simplesect>\r
<title>Barcode Scanners</title> \r