{"id":48,"date":"2023-11-20T11:38:56","date_gmt":"2023-11-20T03:38:56","guid":{"rendered":"http:\/\/8.141.4.74\/?p=48"},"modified":"2024-03-29T14:36:53","modified_gmt":"2024-03-29T06:36:53","slug":"centos8-rocky89-%e5%a6%82%e4%bd%95%e9%87%8d%e5%90%af%e7%bd%91%e7%bb%9c","status":"publish","type":"post","link":"http:\/\/8.141.4.74\/?p=48","title":{"rendered":"Rocky linux \u5982\u4f55\u91cd\u542f\u7f51\u7edc"},"content":{"rendered":"

1.\u6982\u8ff0<\/h2>\n

CentOS 8 \u4e2d\uff0c\u4f7f\u7528 systemctl restart network<\/strong> \u547d\u4ee4\u91cd\u542f\u7f51\u7edc\u670d\u52a1\u53ef\u80fd\u4f1a\u62a5\u9519\uff0c\u56e0\u4e3aCentOS 8 \u5df2\u7ecf\u4e0d\u518d\u4f7f\u7528 network \u670d\u52a1\u7ba1\u7406\u7f51\u7edc\u3002\u76f8\u53cd\uff0c\u5b83\u4f7f\u7528 NetworkManager \u670d\u52a1\u7ba1\u7406\u7f51\u7edc\u3002<\/p>\n

[root@centos8 ~]#vi \/etc\/sysconfig\/network-scripts\/ifcfg-ens160\nTYPE=Ethernet\nPROXY_METHOD=none\nBROWSER_ONLY=no\nBOOTPROTO=static\nDEFROUTE=yes\nIPV4_FAILURE_FATAL=no\nIPV6INIT=yes\nIPV6_AUTOCONF=yes\nIPV6_DEFROUTE=yes\nIPV6_FAILURE_FATAL=no\nNAME=ens160\nUUID=ed245c0e-01ab-4d8e-871f-cf52ac79347f\nDEVICE=ens160\nONBOOT=yes\nIPADDR=10.0.0.10\nGATEWAY=10.0.0.2\nNETMASK=255.255.255.0\nDNS1=114.114.114.114\n\n\u5173\u4e8e\u7f51\u5361\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u5404\u4e2a\u53c2\u6570\u7684\u542b\u4e49\u5982\u4e0b\uff1a\nTYPE\uff1a\u7f51\u5361\u7c7b\u578b\u3002\nPROXY_METHOD\uff1a\u4ee3\u7406\u65b9\u6cd5\u3002\nBROWSER_ONLY\uff1a\u662f\u5426\u4ec5\u7528\u4e8e\u6d4f\u89c8\u5668\u3002\nBOOTPROTO\uff1a\u7f51\u5361\u7684 IP \u5730\u5740\u83b7\u53d6\u65b9\u5f0f\u3002static \u8868\u793a\u624b\u52a8\u914d\u7f6e\uff0c\u800c dhcp \u8868\u793a\u4f7f\u7528 DHCP \u534f\u8bae\u81ea\u52a8\u83b7\u53d6\u3002\nDEFROUTE\uff1a\u662f\u5426\u5c06\u6b64\u7f51\u5361\u8bbe\u4e3a\u9ed8\u8ba4\u8def\u7531\u3002\nIPV4_FAILURE_FATAL\uff1aIPv4 \u8fde\u63a5\u5931\u8d25\u662f\u5426\u89c6\u4e3a\u81f4\u547d\u9519\u8bef\u3002\nIPV6INIT\uff1a\u662f\u5426\u521d\u59cb\u5316 IPv6\u3002\nIPV6_AUTOCONF\uff1a\u662f\u5426\u4f7f\u7528\u81ea\u52a8\u914d\u7f6e\u83b7\u53d6 IPv6 \u5730\u5740\u3002\nIPV6_DEFROUTE\uff1a\u662f\u5426\u5c06\u6b64\u7f51\u5361\u8bbe\u4e3a\u9ed8\u8ba4 IPv6 \u8def\u7531\u3002\nIPV6_FAILURE_FATAL\uff1aIPv6 \u8fde\u63a5\u5931\u8d25\u662f\u5426\u89c6\u4e3a\u81f4\u547d\u9519\u8bef\u3002\nNAME\uff1a\u7f51\u5361\u540d\u79f0\u3002\nUUID\uff1a\u7f51\u5361\u7684\u552f\u4e00\u6807\u8bc6\u7b26\u3002\nDEVICE\uff1a\u7f51\u5361\u8bbe\u5907\u540d\u79f0\u3002\nONBOOT\uff1a\u662f\u5426\u5728\u542f\u52a8\u65f6\u542f\u7528\u6b64\u7f51\u5361\u3002\nIPADDR\uff1a\u9759\u6001 IP \u5730\u5740\u3002\nGATEWAY\uff1a\u9ed8\u8ba4\u7f51\u5173\u3002\nNETMASK\uff1a\u5b50\u7f51\u63a9\u7801\u3002\nDNS1\uff1a\u9996\u9009 DNS \u670d\u52a1\u5668\u3002<\/code><\/pre>\n
2.\u65b9\u5f0f\u4e00\uff1a\u4f7f\u7528 NetworkManager \u670d\u52a1<\/h2>\n
\u5728\u4e0a\u9762\u4fee\u6539\u5b8c\u7f51\u5361\u7684\u914d\u7f6e\u6587\u4ef6\u4ee5\u540e\uff0c\u4f7f\u7528 :wq<\/strong> \u8fdb\u884c\u4fdd\u5b58\u9000\u51fa\uff0c\u7136\u540e\u4f7f\u7528\u5982\u4e0b\u7684\u547d\u4ee4\u6765\u91cd\u542f\u7f51\u5361<\/p>\n
\u8981\u91cd\u542f NetworkManager \u670d\u52a1\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a\n[root@centos8 ~]#systemctl restart NetworkManager\n\n\u5982\u679c\u60f3\u68c0\u67e5 NetworkManager \u670d\u52a1\u7684\u72b6\u6001\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a\n[root@centos8 ~]#systemctl status NetworkManager\n\u25cf NetworkManager.service - Network Manager\n   Loaded: loaded (\/usr\/lib\/systemd\/system\/NetworkManager.service; enabled; vendor preset: enabled)\n   Active: active (running) since Sun 2023-01-08 15:45:06 CST; 57s ago\n     Docs: man:NetworkManager(8)\n Main PID: 1824 (NetworkManager)\n    Tasks: 3 (limit: 12253)\n   Memory: 3.0M\n   CGroup: \/system.slice\/NetworkManager.service\n           \u2514\u25001824 \/usr\/sbin\/NetworkManager --no-daemon\n\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0678] device (ens160): state change: config -> ip-config (reason 'none', sys-iface-state: 'assume')\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0681] device (ens160): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'assume>\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0696] device (ens160): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'assu>\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0698] device (ens160): state change: secondaries -> activated (reason 'none', sys-iface-state: 'ass>\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0700] manager: NetworkManager state is now CONNECTED_LOCAL\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0702] manager: NetworkManager state is now CONNECTED_SITE\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0703] policy: set 'ens160' (ens160) as default for IPv4 routing and DNS\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0726] device (ens160): Activation: successful, device activated.\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0747] manager: NetworkManager state is now CONNECTED_GLOBAL\nJan 08 15:45:07 centos8.xingyuyu.com NetworkManager[1824]: <info>  [1673163907.0749] manager: startup complete\n[root@centos8 ~]#\n<\/code><\/pre>\n
\u5982\u679c\u6267\u884c\u5b8c\u4e0a\u8ff0\u547d\u4ee4\u4ee5\u540e\uff0c\u4f7f\u7528 ifconfig<\/strong> \u547d\u4ee4\u67e5\u770bIP\u5730\u5740\u4ecd\u7136\u662f\u4fee\u6539\u4e4b\u524d\u7684\u5730\u5740\uff0c\u4f46\u662f\u4f7f\u7528 nmcli<\/strong> \u547d\u4ee4\u67e5\u770b\u7f51\u5361\u7684 IP \u5730\u5740\u663e\u793a\u6b63\u786e\uff0c\u5219\u53ef\u80fd\u662f\u56e0\u4e3a\u7cfb\u7edf\u7f13\u5b58\u4e86\u65e7\u7684\u5730\u5740\u3002<\/p>\n
[root@centos8 ~]#ifconfig \nens160: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500\n        inet 10.0.0.100  netmask 255.255.255.0  broadcast 10.0.0.255\n        inet6 fe80::20c:29ff:fecd:edb8  prefixlen 64  scopeid 0x20<link>\n        ether 00:0c:29:cd:ed:b8  txqueuelen 1000  (Ethernet)\n        RX packets 3347  bytes 276213 (269.7 KiB)\n        RX errors 0  dropped 0  overruns 0  frame 0\n        TX packets 2027  bytes 390939 (381.7 KiB)\n        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0\n\nlo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536\n        inet 127.0.0.1  netmask 255.0.0.0\n        inet6 ::1  prefixlen 128  scopeid 0x10<host>\n        loop  txqueuelen 1000  (Local Loopback)\n        RX packets 0  bytes 0 (0.0 B)\n        RX errors 0  dropped 0  overruns 0  frame 0\n        TX packets 0  bytes 0 (0.0 B)\n        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0\n\n[root@centos8 ~]#nmcli connection show ens160 \nconnection.id:                          ens160\nconnection.uuid:                        ed245c0e-01ab-4d8e-871f-cf52ac79347f\nconnection.stable-id:                   --\nconnection.type:                        802-3-ethernet\nconnection.interface-name:              ens160\nconnection.autoconnect:                 yes\nconnection.autoconnect-priority:        0\nconnection.autoconnect-retries:         -1 (default)\nconnection.multi-connect:               0 (default)\nconnection.auth-retries:                -1\nconnection.timestamp:                   1673164388\nconnection.read-only:                   no\nconnection.permissions:                 --\nconnection.zone:                        --\nconnection.master:                      --\nconnection.slave-type:                  --\nconnection.autoconnect-slaves:          -1 (default)\nconnection.secondaries:                 --\nconnection.gateway-ping-timeout:        0\nconnection.metered:                     unknown\nconnection.lldp:                        default\nconnection.mdns:                        -1 (default)\nconnection.llmnr:                       -1 (default)\nconnection.wait-device-timeout:         -1\n802-3-ethernet.port:                    --\n802-3-ethernet.speed:                   0\n802-3-ethernet.duplex:                  --\n802-3-ethernet.auto-negotiate:          no\n802-3-ethernet.mac-address:             --\n802-3-ethernet.cloned-mac-address:      --\n802-3-ethernet.generate-mac-address-mask:--\n802-3-ethernet.mac-address-blacklist:   --\n802-3-ethernet.mtu:                     auto\n802-3-ethernet.s390-subchannels:        --\n802-3-ethernet.s390-nettype:            --\n802-3-ethernet.s390-options:            --\n802-3-ethernet.wake-on-lan:             default\n802-3-ethernet.wake-on-lan-password:    --\n802-3-ethernet.accept-all-mac-addresses:-1 (default)\nipv4.method:                            manual\nipv4.dns:                               114.114.114.114\nipv4.dns-search:                        --\nipv4.dns-options:                       --\nipv4.dns-priority:                      0\nipv4.addresses:                         10.0.0.10\/24\nipv4.gateway:                           10.0.0.2\nipv4.routes:                            --\nipv4.route-metric:                      -1\nipv4.route-table:                       0 (unspec)\nipv4.routing-rules:                     --\nipv4.ignore-auto-routes:                no\nipv4.ignore-auto-dns:                   no\nipv4.dhcp-client-id:                    --\nipv4.dhcp-iaid:                         --\nipv4.dhcp-timeout:                      0 (default)\nipv4.dhcp-send-hostname:                yes\nipv4.dhcp-hostname:                     --\nipv4.dhcp-fqdn:                         --\nipv4.dhcp-hostname-flags:               0x0 (none)\nipv4.never-default:                     no\nipv4.may-fail:                          yes\nipv4.required-timeout:                  -1 (default)\nipv4.dad-timeout:                       -1 (default)\nipv4.dhcp-vendor-class-identifier:      --\nipv4.dhcp-reject-servers:               --\nipv6.method:                            auto\nipv6.dns:                               --\nipv6.dns-search:                        --\nipv6.dns-options:                       --\nipv6.dns-priority:                      0\nipv6.addresses:                         --\nipv6.gateway:                           --\nipv6.routes:                            --\nipv6.route-metric:                      -1\nipv6.route-table:                       0 (unspec)\nipv6.routing-rules:                     --\nipv6.ignore-auto-routes:                no\nipv6.ignore-auto-dns:                   no\nipv6.never-default:                     no\nipv6.may-fail:                          yes\nipv6.required-timeout:                  -1 (default)\nipv6.ip6-privacy:                       -1 (unknown)\nipv6.addr-gen-mode:                     eui64\nipv6.ra-timeout:                        0 (default)\nipv6.dhcp-duid:                         --\nipv6.dhcp-iaid:                         --\nipv6.dhcp-timeout:                      0 (default)\nipv6.dhcp-send-hostname:                yes\nipv6.dhcp-hostname:                     --\nipv6.dhcp-hostname-flags:               0x0 (none)\nipv6.token:                             --\nproxy.method:                           none\nproxy.browser-only:                     no\nproxy.pac-url:                          --\nproxy.pac-script:                       --\nGENERAL.NAME:                           ens160\nGENERAL.UUID:                           ed245c0e-01ab-4d8e-871f-cf52ac79347f\nGENERAL.DEVICES:                        ens160\nGENERAL.IP-IFACE:                       ens160\nGENERAL.STATE:                          activated\nGENERAL.DEFAULT:                        yes\nGENERAL.DEFAULT6:                       no\nGENERAL.SPEC-OBJECT:                    --\nGENERAL.VPN:                            no\nGENERAL.DBUS-PATH:                      \/org\/freedesktop\/NetworkManager\/ActiveConnection\/1\nGENERAL.CON-PATH:                       \/org\/freedesktop\/NetworkManager\/Settings\/1\nGENERAL.ZONE:                           --\nGENERAL.MASTER-PATH:                    --\nIP4.ADDRESS[1]:                         10.0.0.100\/24\nIP4.GATEWAY:                            10.0.0.2\nIP4.ROUTE[1]:                           dst = 0.0.0.0\/0, nh = 10.0.0.2, mt = 100\nIP4.ROUTE[2]:                           dst = 10.0.0.0\/24, nh = 0.0.0.0, mt = 100\nIP4.DNS[1]:                             114.114.114.114\nIP6.ADDRESS[1]:                         fe80::20c:29ff:fecd:edb8\/64\nIP6.GATEWAY:                            --\nIP6.ROUTE[1]:                           dst = fe80::\/64, nh = ::, mt = 100\n[root@centos8 ~]#<\/code><\/pre>\n
\u4e3a\u4ec0\u4e48\u4f1a\u4f1a\u6709\u8fd9\u79cd\u60c5\u51b5\u5462\uff1f\u8fd9\u662f\u56e0\u4e3a\u7cfb\u7edf\u4f1a\u7f13\u5b58 IP \u5730\u5740\u662f\u4e3a\u4e86\u52a0\u5feb\u7f51\u7edc\u8fde\u63a5\u7684\u901f\u5ea6\u3002\u5f53\u6211\u4eec\u5728\u4fee\u6539\u7f51\u5361\u7684 IP \u5730\u5740\u540e\uff0c\u7cfb\u7edf\u4f1a\u5c06\u65b0\u7684\u5730\u5740\u4fdd\u5b58\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u4f46\u662f\u4f1a\u5c06\u65e7\u7684\u5730\u5740\u7f13\u5b58\u5728\u5185\u5b58\u4e2d\uff0c\u4ee5\u4fbf\u5728\u4e0b\u6b21\u8fde\u63a5\u65f6\u5feb\u901f\u8bbf\u95ee\u3002<\/p>\n
\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\u600e\u4e48\u89e3\u51b3\u5462\uff1f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5f53\u6211\u4eec\u4fee\u6539\u4e86\u7f51\u5361\u7684 IP \u5730\u5740\u540e\uff0c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u7ee7\u7eed\u4f7f\u7528\u7f13\u5b58\u7684\u5730\u5740\uff0c\u800c\u4e0d\u662f\u65b0\u7684\u5730\u5740\u3002\u8fd9\u65f6\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 ifdown \u548c ifup \u547d\u4ee4\u6765\u66f4\u65b0\u7f13\u5b58\u7684\u5730\u5740\u3002<\/p>\n
[root@centos8 ~]#ifdown ens160 \n[root@centos8 ~]#ifup ens160 \n[root@centos8 ~]#ifup ens160 \nConnection successfully activated (D-Bus active path: \/org\/freedesktop\/NetworkManager\/ActiveConnection\/3)\n\n\u4f7f\u7528ifconfig \u67e5\u770bip\u5730\u5740\u5df2\u7ecf\u751f\u6548\u4e86<\/code><\/pre>\n
3.\u65b9\u5f0f\u4e8c\uff1a\u76f4\u63a5\u4f7f\u7528ifdown\u548cifup\u547d\u4ee4<\/h2>\n
\u4f7f\u7528 \u65b9\u5f0f\u4e00 \u53ef\u80fd\u4f1a\u6709\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528ifdown<\/strong> \u548c ifup<\/strong> \u547d\u4ee4\u6765\u91cd\u542f\u7f51\u5361\uff0c\u4f7f\u5f97\u7f51\u5361\u76f4\u63a5\u751f\u6548<\/p>\n
[root@centos8 ~]#ifdown ens160 \n[root@centos8 ~]#ifup ens160 \nConnection successfully activated (D-Bus active path: \/org\/freedesktop\/NetworkManager\/ActiveConnection\/4)<\/code><\/pre>\n
4.\u65b9\u5f0f\u4e09\uff1a\u4f7f\u7528nmcli\u547d\u4ee4<\/h2>\n
\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u7528\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u6765\u8fdb\u884c\u914d\u7f6eIP\u5730\u5740\uff0c\u5e76\u4e14\u914d\u7f6e\u6587\u4ef6\u4f1a\u81ea\u52a8\u4fee\u6539ip\u5730\u5740<\/p>\n
\u7528\u6cd5\u5982\u4e0b\uff1a\n[root@centos8 ~]#nmcli connection down ens160\n[root@centos8 ~]#nmcli connection modify ens160 ipv4.addresses [IPADDR]\/[PREFIX]\n[root@centos8 ~]#nmcli connection up ens160\n\n[root@centos8 ~]#nmcli connection down ens160\n[root@centos8 ~]#nmcli connection modify ens160 ipv4.addresses 10.0.0.120\/24\n[root@centos8 ~]#nmcli connection up ens160<\/code><\/pre>\n
\u8fd9\u65f6\uff0c\u6211\u4eec\u53bb\u770b\u4e00\u4e0b\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u6709\u53d8\u5316<\/p>\n
[root@centos8 ~]#vi \/etc\/sysconfig\/network-scripts\/ifcfg-ens160\nTYPE=Ethernet\nPROXY_METHOD=none\nBROWSER_ONLY=no\nDEFROUTE=yes\nIPV4_FAILURE_FATAL=no\nIPV6INIT=yes\nIPV6_AUTOCONF=yes\nIPV6_DEFROUTE=yes\nIPV6_FAILURE_FATAL=no\nNAME=ens160\nUUID=ed245c0e-01ab-4d8e-871f-cf52ac79347f\nDEVICE=ens160\nONBOOT=yes\nIPADDR=10.0.0.120\nGATEWAY=10.0.0.2                                                \nNETMASK=255.255.255.0\nDNS1=114.114.114.114\nPREFIX=24\nBOOTPROTO=none<\/code><\/pre>\n
\u6211\u4eec\u53ef\u4ee5\u770b\u5230IPADDR<\/strong>\u4fee\u6539\u4e86\uff0c\u5e76\u4e14\u591a\u4e86\u4e24\u5217<\/p>\n
PREFIX=24\nBOOTPROTO=none\n\nPREFIX \u6307\u7684\u662f\u5b50\u7f51\u63a9\u7801\u7684\u524d\u7f00\u957f\u5ea6\uff0c\u7528\u4e8e\u8868\u793a\u7f51\u7edc\u4e2d\u53ef\u7528\u7684 IP \u5730\u5740\u6570\u91cf\u3002\nBOOTPROTO \u6307\u5b9a\u7f51\u5361\u7684 IP \u5730\u5740\u83b7\u53d6\u65b9\u5f0f\u3002\u5982\u679c\u5c06 BOOTPROTO \u8bbe\u7f6e\u4e3a "none"\uff0c\u5219\u8868\u793a\u624b\u52a8\u914d\u7f6e\u7f51\u5361\u7684 IP \u5730\u5740\u3002\u8fd9\u610f\u5473\u7740\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u624b\u52a8\u6307\u5b9a IP \u5730\u5740\uff08\u5373 IPADDR \u53c2\u6570\uff09\u548c\u5b50\u7f51\u63a9\u7801\uff08\u5373 NETMASK \u53c2\u6570\uff09\u3002\n\u5982\u679c\u5c06 BOOTPROTO \u8bbe\u7f6e\u4e3a "dhcp"\uff0c\u5219\u8868\u793a\u4f7f\u7528 DHCP \u534f\u8bae\u81ea\u52a8\u83b7\u53d6 IP \u5730\u5740\u3002\u8fd9\u610f\u5473\u7740\u65e0\u9700\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u624b\u52a8\u6307\u5b9a IP \u5730\u5740\u548c\u5b50\u7f51\u63a9\u7801\uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u4f7f\u7528 DHCP \u670d\u52a1\u5668\u5206\u914d\u5730\u5740\u3002<\/code><\/pre>\n
\u4f7f\u7528ifconfig<\/strong>\u547d\u4ee4\u67e5\u770b\u53d1\u73b0ip\u5730\u5740\u5df2\u7ecf\u4fee\u6539\u6210\u5f53\u524d\u7684\u5730\u5740\u3002<\/p>\n
5.\u4f7f\u7528nmcli\u547d\u4ee4\u91cd\u65b0\u52a0\u8f7d\u914d\u7f6e\u6587\u4ef6<\/h2>\n
CentOS8\u4e2d\uff0c\u5f53\u6211\u4eec\u4fee\u6539\u7f51\u5361\u914d\u7f6e\u6587\u4ef6(\/etc\/sysconfig\/network-scripts\/ifcfg-eth1<\/code>)\u4ee5\u540e\uff0c\u4f7f\u7528\u4f20\u7edf\u7684\u547d\u4ee4\uff08service network restart\u6216\u8005systemctl restartnetwork<\/code>\uff09\u5df2\u7ecf\u65e0\u6548\u4e86\u3002<\/p>\n
#\u4f7f\u7528nmcli\u67e5\u770b\u7f51\u7edc\u8fde\u63a5\uff0c\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u663e\u793a\u7cfb\u7edf\u4e2d\u6240\u6709\u7684\u7f51\u7edc\u8fde\u63a5\uff0c\u5305\u62ec\u6d3b\u52a8\u7684\u548c\u975e\u6d3b\u52a8\u7684\u8fde\u63a5\n[root@centos8 network-scripts]#nmcli connection show\nNAME                UUID                                  TYPE      DEVICE\neth0                5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03  ethernet  eth0\nWired connection 1  bd3d361f-bd4d-3778-ad0b-2a5a957bfcc4  ethernet  eth1\n[root@centos8 network-scripts]\n\n#\u91cd\u65b0\u52a0\u8f7d\u7f51\u5361\u914d\u7f6e\u6587\u4ef6\n[root@centos8 network-scripts]#nmcli connection reload\n[root@centos8 network-scripts]#nmcli connection\nNAME                UUID                                  TYPE      DEVICE\neth0                5fb06bd0-0bb0-7ffb-45f1-d6edd65f3e03  ethernet  eth0\nWired connection 1  bd3d361f-bd4d-3778-ad0b-2a5a957bfcc4  ethernet  eth1\neth1                9c92fad9-6ecb-3e6c-eb4d-8a47c6f50c04  ethernet  --\n[root@centos8 network-scripts]#\n\n#\u6fc0\u6d3b\u8fde\u63a5\n[root@centos8 network-scripts]#nmcli connection up eth1\nConnection successfully activated (D-Bus active path: \/org\/freedesktop\/NetworkManager\/ActiveConnection\/8)\n[root@centos8 network-scripts]#\n\n#\u67e5\u770bip\n[root@centos8 network-scripts]#ip a\n1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000\n    link\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00\n    inet 127.0.0.1\/8 scope host lo\n       valid_lft forever preferred_lft forever\n    inet6 ::1\/128 scope host\n       valid_lft forever preferred_lft forever\n2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000\n    link\/ether 00:0c:29:cd:ed:b8 brd ff:ff:ff:ff:ff:ff\n    inet 10.0.0.100\/24 brd 10.0.0.255 scope global noprefixroute eth0\n       valid_lft forever preferred_lft forever\n3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000\n    link\/ether 00:0c:29:cd:ed:c2 brd ff:ff:ff:ff:ff:ff\n    inet 6.6.6.6\/24 brd 6.6.6.255 scope global noprefixroute eth1\n       valid_lft forever preferred_lft forever\n    inet6 fe80::20c:29ff:fecd:edc2\/64 scope link\n       valid_lft forever preferred_lft forever\n[root@centos8 network-scripts]\n\n#\u67e5\u770b\u8def\u7531 route -n \/ip route\n[root@centos8 network-scripts]#ip route\ndefault via 10.0.0.2 dev eth0 proto static metric 100\n6.6.6.0\/24 dev eth1 proto kernel scope link src 6.6.6.6 metric 101\n10.0.0.0\/24 dev eth0 proto kernel scope link src 10.0.0.100 metric 100\n[root@centos8 network-scripts]#\n\n#\u67e5\u770bDNS\n[root@centos8 network-scripts]#cat \/etc\/resolv.conf\n# Generated by NetworkManager\nsearch xingyuyu.com\nnameserver 10.0.0.2\n[root@centos8 network-scripts]#\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
1.\u6982\u8ff0 CentOS 8 \u4e2d\uff0c\u4f7f\u7528 systemctl restart network \u547d\u4ee4\u91cd\u542f\u7f51 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,9],"tags":[7,8],"views":349,"_links":{"self":[{"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/posts\/48"}],"collection":[{"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/8.141.4.74\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=48"}],"version-history":[{"count":4,"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/posts\/48\/revisions"}],"predecessor-version":[{"id":446,"href":"http:\/\/8.141.4.74\/index.php?rest_route=\/wp\/v2\/posts\/48\/revisions\/446"}],"wp:attachment":[{"href":"http:\/\/8.141.4.74\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=48"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/8.141.4.74\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=48"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/8.141.4.74\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=48"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}