Java 网络接口概述

欢马劈雪

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network interface类表示网络接口。

实例源码：

源代码：

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import java.net.InetAddress;

import java.net.NetworkInterface;  
/**
时 代      J a v a   公   众 号 - nowjava.com
**/

import java.util.Enumeration;

public class Main {

public static void main(String argv[]) throws Exception {

Enumeration enumInterfaces = NetworkInterface.getNetworkInterfaces();

while (enumInterfaces.hasMoreElements()) {

NetworkInterface net = (NetworkInterface) enumInterfaces.nextElement();

System.out.println("Network Interface Display Name: " + net.getDisplayName());

System.out.println(net.getDisplayName() + " is up and running ?" + net.isUp());

System.out.println(net.getDisplayName()+" Supports Multicast: "+net.supportsMulticast());

System.out.println(net.getDisplayName() + " Name: " + net.getName());

System.out.println(net.getDisplayName() + " Is Virtual:  " + net.isVirtual());

System.out.println("IP addresses:");

Enumeration enumIP = net.getInetAddresses();

while (enumIP.hasMoreElements()) {  
/**代码未完, 请加载全部代码(NowJava.com).**/

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执行结果：

<li>Network Interface Display Name: Software Loopback Interface 1</li>
<li>Software Loopback Interface 1 is up and running ?true</li>
<li>Software Loopback Interface 1 Supports Multicast: true</li>
<li>Software Loopback Interface 1 Name: lo</li>
<li>Software Loopback Interface 1 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>IP address:/127.0.0.1</li>
<li>IP address:/0:0:0:0:0:0:0:1</li>
<li>Network Interface Display Name: WAN 微型端口(L2TP)</li>
<li>WAN 微型端口(L2TP) is up and running ?false</li>
<li>WAN 微型端口(L2TP) Supports Multicast: true</li>
<li>WAN 微型端口(L2TP) Name: net0</li>
<li>WAN 微型端口(L2TP) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(SSTP)</li>
<li>WAN 微型端口(SSTP) is up and running ?false</li>
<li>WAN 微型端口(SSTP) Supports Multicast: true</li>
<li>WAN 微型端口(SSTP) Name: net1</li>
<li>WAN 微型端口(SSTP) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN Miniport (IKEv2)</li>
<li>WAN Miniport (IKEv2) is up and running ?false</li>
<li>WAN Miniport (IKEv2) Supports Multicast: true</li>
<li>WAN Miniport (IKEv2) Name: net2</li>
<li>WAN Miniport (IKEv2) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(PPTP)</li>
<li>WAN 微型端口(PPTP) is up and running ?false</li>
<li>WAN 微型端口(PPTP) Supports Multicast: true</li>
<li>WAN 微型端口(PPTP) Name: net3</li>
<li>WAN 微型端口(PPTP) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(PPPOE)</li>
<li>WAN 微型端口(PPPOE) is up and running ?false</li>
<li>WAN 微型端口(PPPOE) Supports Multicast: true</li>
<li>WAN 微型端口(PPPOE) Name: ppp0</li>
<li>WAN 微型端口(PPPOE) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(IP)</li>
<li>WAN 微型端口(IP) is up and running ?false</li>
<li>WAN 微型端口(IP) Supports Multicast: true</li>
<li>WAN 微型端口(IP) Name: eth0</li>
<li>WAN 微型端口(IP) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(IPv6)</li>
<li>WAN 微型端口(IPv6) is up and running ?false</li>
<li>WAN 微型端口(IPv6) Supports Multicast: true</li>
<li>WAN 微型端口(IPv6) Name: eth1</li>
<li>WAN 微型端口(IPv6) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(网络监视器)</li>
<li>WAN 微型端口(网络监视器) is up and running ?false</li>
<li>WAN 微型端口(网络监视器) Supports Multicast: true</li>
<li>WAN 微型端口(网络监视器) Name: eth2</li>
<li>WAN 微型端口(网络监视器) Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Microsoft 内核调试网络适配器</li>
<li>Microsoft 内核调试网络适配器 is up and running ?false</li>
<li>Microsoft 内核调试网络适配器 Supports Multicast: true</li>
<li>Microsoft 内核调试网络适配器 Name: eth3</li>
<li>Microsoft 内核调试网络适配器 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: RAS 同步适配器</li>
<li>RAS 同步适配器 is up and running ?false</li>
<li>RAS 同步适配器 Supports Multicast: true</li>
<li>RAS 同步适配器 Name: ppp1</li>
<li>RAS 同步适配器 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Microsoft ISATAP Adapter</li>
<li>Microsoft ISATAP Adapter is up and running ?false</li>
<li>Microsoft ISATAP Adapter Supports Multicast: false</li>
<li>Microsoft ISATAP Adapter Name: net4</li>
<li>Microsoft ISATAP Adapter Is Virtual:  false</li>
<li>IP addresses:</li>
<li>IP address:/fe80:0:0:0:0:5efe:ac15:d%net4</li>
<li>Network Interface Display Name: Teredo Tunneling Pseudo-Interface</li>
<li>Teredo Tunneling Pseudo-Interface is up and running ?false</li>
<li>Teredo Tunneling Pseudo-Interface Supports Multicast: true</li>
<li>Teredo Tunneling Pseudo-Interface Name: net5</li>
<li>Teredo Tunneling Pseudo-Interface Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Tencent VirtIO Ethernet Adapter</li>
<li>Tencent VirtIO Ethernet Adapter is up and running ?true</li>
<li>Tencent VirtIO Ethernet Adapter Supports Multicast: true</li>
<li>Tencent VirtIO Ethernet Adapter Name: eth4</li>
<li>Tencent VirtIO Ethernet Adapter Is Virtual:  false</li>
<li>IP addresses:</li>
<li>IP address:/172.21.0.13</li>
<li>IP address:/fe80:0:0:0:c63:97ec:e700:972b%eth4</li>
<li>Network Interface Display Name: WAN 微型端口(IP)-WFP Native MAC Layer LightWeight Filter-0000</li>
<li>WAN 微型端口(IP)-WFP Native MAC Layer LightWeight Filter-0000 is up and running ?false</li>
<li>WAN 微型端口(IP)-WFP Native MAC Layer LightWeight Filter-0000 Supports Multicast: true</li>
<li>WAN 微型端口(IP)-WFP Native MAC Layer LightWeight Filter-0000 Name: eth5</li>
<li>WAN 微型端口(IP)-WFP Native MAC Layer LightWeight Filter-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(IP)-QoS Packet Scheduler-0000</li>
<li>WAN 微型端口(IP)-QoS Packet Scheduler-0000 is up and running ?false</li>
<li>WAN 微型端口(IP)-QoS Packet Scheduler-0000 Supports Multicast: true</li>
<li>WAN 微型端口(IP)-QoS Packet Scheduler-0000 Name: eth6</li>
<li>WAN 微型端口(IP)-QoS Packet Scheduler-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(IPv6)-WFP Native MAC Layer LightWeight Filter-0000</li>
<li>WAN 微型端口(IPv6)-WFP Native MAC Layer LightWeight Filter-0000 is up and running ?false</li>
<li>WAN 微型端口(IPv6)-WFP Native MAC Layer LightWeight Filter-0000 Supports Multicast: true</li>
<li>WAN 微型端口(IPv6)-WFP Native MAC Layer LightWeight Filter-0000 Name: eth7</li>
<li>WAN 微型端口(IPv6)-WFP Native MAC Layer LightWeight Filter-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(IPv6)-QoS Packet Scheduler-0000</li>
<li>WAN 微型端口(IPv6)-QoS Packet Scheduler-0000 is up and running ?false</li>
<li>WAN 微型端口(IPv6)-QoS Packet Scheduler-0000 Supports Multicast: true</li>
<li>WAN 微型端口(IPv6)-QoS Packet Scheduler-0000 Name: eth8</li>
<li>WAN 微型端口(IPv6)-QoS Packet Scheduler-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(网络监视器)-WFP Native MAC Layer LightWeight Filter-0000</li>
<li>WAN 微型端口(网络监视器)-WFP Native MAC Layer LightWeight Filter-0000 is up and running ?false</li>
<li>WAN 微型端口(网络监视器)-WFP Native MAC Layer LightWeight Filter-0000 Supports Multicast: true</li>
<li>WAN 微型端口(网络监视器)-WFP Native MAC Layer LightWeight Filter-0000 Name: eth9</li>
<li>WAN 微型端口(网络监视器)-WFP Native MAC Layer LightWeight Filter-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: WAN 微型端口(网络监视器)-QoS Packet Scheduler-0000</li>
<li>WAN 微型端口(网络监视器)-QoS Packet Scheduler-0000 is up and running ?false</li>
<li>WAN 微型端口(网络监视器)-QoS Packet Scheduler-0000 Supports Multicast: true</li>
<li>WAN 微型端口(网络监视器)-QoS Packet Scheduler-0000 Name: eth10</li>
<li>WAN 微型端口(网络监视器)-QoS Packet Scheduler-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Tencent VirtIO Ethernet Adapter-WFP Native MAC Layer LightWeight Filter-0000</li>
<li>Tencent VirtIO Ethernet Adapter-WFP Native MAC Layer LightWeight Filter-0000 is up and running ?false</li>
<li>Tencent VirtIO Ethernet Adapter-WFP Native MAC Layer LightWeight Filter-0000 Supports Multicast: true</li>
<li>Tencent VirtIO Ethernet Adapter-WFP Native MAC Layer LightWeight Filter-0000 Name: eth11</li>
<li>Tencent VirtIO Ethernet Adapter-WFP Native MAC Layer LightWeight Filter-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Tencent VirtIO Ethernet Adapter-QoS Packet Scheduler-0000</li>
<li>Tencent VirtIO Ethernet Adapter-QoS Packet Scheduler-0000 is up and running ?false</li>
<li>Tencent VirtIO Ethernet Adapter-QoS Packet Scheduler-0000 Supports Multicast: true</li>
<li>Tencent VirtIO Ethernet Adapter-QoS Packet Scheduler-0000 Name: eth12</li>
<li>Tencent VirtIO Ethernet Adapter-QoS Packet Scheduler-0000 Is Virtual:  false</li>
<li>IP addresses:</li>
<li>Network Interface Display Name: Tencent VirtIO Ethernet Adapter-WFP 802.3 MAC Layer LightWeight Filter-0000</li>
<li>Tencent VirtIO Ethernet Adapter-WFP 802.3 MAC Layer LightWeight Filter-0000 is up and running ?false</li>
<li>Tencent VirtIO Ethernet Adapter-WFP 802.3 MAC Layer LightWeight Filter-0000 Supports Multicast: true</li>
<li>Tencent VirtIO Ethernet Adapter-WFP 802.3 MAC Layer LightWeight Filter-0000 Name: eth13</li>
<li>Tencent VirtIO Ethernet Adapter-WFP 802.3 MAC Layer LightWeight Filter-0000 Is Virtual:  false</li>
<li>IP addresses:</li>

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编辑于 2020-03-26 09:23:272020-03-26 09:23:27

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