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39 lines
2.3 KiB
XML
39 lines
2.3 KiB
XML
<?xml version='1.0' encoding='utf-8' ?>
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<!DOCTYPE section PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % BOOK_ENTITIES SYSTEM "cloudstack.ent">
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%BOOK_ENTITIES;
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]>
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<!-- Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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-->
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<section id="initial-setup-of-external-firewalls-loadbalancer">
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<title>Initial Setup of External Firewalls and Load Balancers</title>
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<para>When the first VM is created for a new account, &PRODUCT; programs the external firewall and load balancer to work with the VM. The following objects are created on the firewall:</para>
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<itemizedlist>
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<listitem><para>A new logical interface to connect to the account's private VLAN. The interface IP is always the first IP of the account's private subnet (e.g. 10.1.1.1). </para></listitem>
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<listitem><para>A source NAT rule that forwards all outgoing traffic from the account's private VLAN to the public Internet, using the account's public IP address as the source address</para></listitem>
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<listitem><para>A firewall filter counter that measures the number of bytes of outgoing traffic for the account</para></listitem>
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</itemizedlist>
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<para>The following objects are created on the load balancer:</para>
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<itemizedlist>
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<listitem><para>A new VLAN that matches the account's provisioned Zone VLAN</para></listitem>
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<listitem><para>A self IP for the VLAN. This is always the second IP of the account's private subnet (e.g. 10.1.1.2).</para></listitem>
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</itemizedlist>
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</section>
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