1 pcscf端口转发
双网卡,pcscf运行在内网4060端口,通过访问192.168.22.22:5060 访问pcscf
192.168.22.0/24 192.168.22.22:5060 (eth1 外网 )
10.0.80.12:4060 (eth0 内网地址)
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| graph TD subgraph 双网卡服务器 A[eth0: 10.0.80.12] -->|内网通信| B[PCSCF :4060] C[eth1: 192.168.22.22] -->|外网暴露| D[5060端口] end
subgraph 内网环境 E[ICSCF/SCSCF] -->|访问| B end
subgraph 外网环境 F[客户端/终端] -->|访问| D end
style A stroke:#555,stroke-width:2px style C stroke:#f66,stroke-width:2px style B stroke:#090,stroke-width:2px style D stroke:#900,stroke-width:2px
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| iptables -t nat -A PREROUTING -i eth4 -s 192.168.22.0/24 -d 192.168.22.22 -p udp --dport 5060 -j DNAT --to 10.0.80.12:4060 iptables -t nat -A PREROUTING -i eth4 -s 192.168.22.0/24 -d 192.168.22.22 -p udp --dport 4060 -j DNAT --to 10.0.80.12:4060 iptables -t nat -A PREROUTING -i eth4 -s 192.168.22.0/24 -d 192.168.22.22 -p tcp --dport 5060 -j DNAT --to 10.0.80.12:4060 iptables -t nat -A PREROUTING -i eth4 -s 192.168.22.0/24 -d 192.168.22.22 -p tcp --dport 4060 -j DNAT --to 10.0.80.12:4060
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