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Nginx Tomcat集群配置中如何实现负载均衡与高可用？

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Nginx+Tomcat集群配置详解

Nginx+Tomcat集群架构

Nginx作为反向代理服务器，承担负载均衡、静态资源处理、请求路由等职责，可显著提升系统并发能力和稳定性；Tomcat集群通过多节点部署实现高可用，避免单点故障，同时支持会话共享、动态扩容等功能，二者结合可构建“前端负载均衡+后端应用集群”的典型高可用架构，适用于电商、社交等高并发场景。

Nginx Tomcat集群配置中如何实现负载均衡与高可用？

环境准备与基础配置

硬件与软件要求

  • 硬件：至少3台服务器（1台Nginx+2台Tomcat，可根据需求扩展）。
  • 操作系统：CentOS 7+/Ubuntu 18.04+（推荐使用Linux，性能稳定）。
  • 软件版本：
    • Nginx：1.20.x（支持模块化配置，如ngx_http_upstream_module）。
    • Tomcat：9.x（兼容JDK 8/11，支持集群模式）。
    • JDK：8或11（建议JDK 8以兼容旧系统）。

安装步骤（以CentOS为例）

# 安装Nginx
yum install -y nginx
# 配置Nginx监听80端口
sed -i 's/listen 80 default;/listen 80;/g' /etc/nginx/conf.d/default.conf
# 启动Nginx
systemctl start nginx && systemctl enable nginx
# 安装Tomcat
wget https://downloads.apache.org/tomcat/tomcat-9/v9.0.85/bin/apache-tomcat-9.0.85.tar.gz
tar -xzf apache-tomcat-9.0.85.tar.gz -C /usr/local/
ln -s /usr/local/apache-tomcat-9.0.85 /usr/local/tomcat

Nginx作为反向代理的配置

Nginx通过upstream和server指令实现负载均衡，需在/etc/nginx/nginx.conf中配置。

负载均衡算法配置

upstream块定义Tomcat集群节点，支持多种算法：
| 算法名称 | 作用描述 |
|—————-|————————————————————————–|
| round_robin | 默认轮询算法，按顺序分发请求（简单高效） |
| least_conn | 选择当前连接数最少的节点（适合动态流量） |
| ip_hash | 基于客户端IP哈希分发（固定用户访问同一节点，适用于会话绑定） |
| weighted | 带权重轮询（如节点1权重2，节点2权重1，优先分发至节点1） |

Nginx Tomcat集群配置中如何实现负载均衡与高可用？

Nginx配置示例

# upstream配置（负载均衡组）
upstream tomcat_cluster {
    server 192.168.1.100:8080 weight=2;   # 节点1，权重2
    server 192.168.1.101:8080 weight=1;   # 节点2，权重1
    server 192.168.1.102:8080;           # 节点3，默认权重1
    # 健康检查（可选）
    health_check;
}
# server配置（反向代理）
server {
    listen 80;
    server_name example.com;
    location / {
        proxy_pass http://tomcat_cluster;   # 转发至集群
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        # 静态资源缓存
        expires 1h;
    }
}

Tomcat集群配置详解

Tomcat集群需通过Cluster元素配置会话复制和负载均衡，确保数据一致性。

会话管理配置

（1）JGroups会话复制

JGroups是Tomcat内置的会话复制框架，支持多节点同步会话。

Nginx Tomcat集群配置中如何实现负载均衡与高可用？

  • 步骤：
    1. 启用cluster模式（server.xml）： 
      <Cluster className="org.apache.catalina.ha.tcp.JKSocketMember">
    <channel className="org.apache.catalina.ha.tcp.JKChannel">
        <channelConfig className="org.apache.catalina.ha.tcp.JKChannelConfig">
            <property name="channel" value="tomcatCluster"/>
            <property name="socket" value="192.168.1.100:4005"/>
            <property name="socketFactory" value="org.apache.catalina.ha.tcp.JKSocketFactory"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value="192.168.1.100"/>
            <property name="socketFactoryPort" value="4005"/>
            <property name="socketFactoryHost" value="192.168.1.100"/>
            <property name="socketFactoryProtocol" value="udp"/>
            <property name="socketFactoryAddress" value

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