[root@xiaoluo ~]# mii-tool eth0 eth0: no autonegotiation, 100baseTx-FD, link ok
[root@xiaoluo ~]# ethtool eth0
Settings for eth0:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Speed: 1000Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Supports Wake-on: umbg
Wake-on: d
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes
[root@xiaoluo ~]# ethtool -i eth0 driver: e1000 version: 7.3.21-k8-NAPI firmware-version: bus-info: 0000:00:03.0 supports-statistics: yes supports-test: yes supports-eeprom-access: yes supports-register-dump: yes supports-priv-flags: no
[root@xiaoluo ~]# ethtool -S eth0 NIC statistics: rx_packets: 3255 tx_packets: 898 rx_bytes: 477575 tx_bytes: 2228309 rx_broadcast: 2190 tx_broadcast: 198 rx_multicast: 0 tx_multicast: 6 rx_errors: 0 tx_errors: 0 tx_dropped: 0 multicast: 0 collisions: 0 rx_length_errors: 0 rx_over_errors: 0 rx_crc_errors: 0 rx_frame_errors: 0 rx_no_buffer_count: 0 rx_missed_errors: 0 tx_aborted_errors: 0 tx_carrier_errors: 0 tx_fifo_errors: 0 tx_heartbeat_errors: 0 tx_window_errors: 0 tx_abort_late_coll: 0 tx_deferred_ok: 0 tx_single_coll_ok: 0 tx_multi_coll_ok: 0 tx_timeout_count: 0 tx_restart_queue: 0 rx_long_length_errors: 0 rx_short_length_errors: 0 rx_align_errors: 0 tx_tcp_seg_good: 263 tx_tcp_seg_failed: 0 rx_flow_control_xon: 0 rx_flow_control_xoff: 0 tx_flow_control_xon: 0 tx_flow_control_xoff: 0 rx_long_byte_count: 477575 rx_csum_offload_good: 0 rx_csum_offload_errors: 0 alloc_rx_buff_failed: 0 tx_smbus: 0 rx_smbus: 0 dropped_smbus: 0
[root@xiaoluo ~]# service NetworkManager stop Stopping NetworkManager daemon: [ OK ] // 停掉我们的NetworkManager服务,此时我们可以发现右上角那个图标就不见了 [root@xiaoluo ~]# chkconfig NetworkManager off // NetworkManager这个服务默认会开机启动,所以我们将其设置成开机不启动 [root@xiaoluo ~]# chkconfig --list | grep NetworkManager NetworkManager 0:off 1:off 2:off 3:off 4:off 5:off 6:off
ip addr add 172.25.215.40/24 dev etho label eth0:0
[root@xiaoluo ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
inet addr:172.25.215.40 Bcast:172.25.215.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fed7:f884/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:5801 errors:0 dropped:0 overruns:0 frame:0
TX packets:2011 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:819876 (800.6 KiB) TX bytes:2288399 (2.1 MiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:167 errors:0 dropped:0 overruns:0 frame:0
TX packets:167 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:14861 (14.5 KiB) TX bytes:14861 (14.5 KiB)
[root@xiaoluo ~]# ip addr add 172.25.215.31/24 dev eth0 label eth0:0
[root@xiaoluo ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
inet addr:172.25.215.40 Bcast:172.25.215.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fed7:f884/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:6323 errors:0 dropped:0 overruns:0 frame:0
TX packets:2011 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:914440 (893.0 KiB) TX bytes:2288399 (2.1 MiB)
eth0:0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
inet addr:172.25.215.31 Bcast:0.0.0.0 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:167 errors:0 dropped:0 overruns:0 frame:0
TX packets:167 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:14861 (14.5 KiB) TX bytes:14861 (14.5 KiB)
[root@xiaoluo ~]# cd /etc/sysconfig/network-scripts/ [root@xiaoluo network-scripts]# ls ifcfg-eth0 ifdown-isdn ifup-aliases ifup-plusb init.ipv6-global ifcfg-lo ifdown-post ifup-bnep ifup-post net.hotplug ifdown ifdown-ppp ifup-eth ifup-ppp network-functions ifdown-bnep ifdown-routes ifup-ippp ifup-routes network-functions-ipv6 ifdown-eth ifdown-sit ifup-ipv6 ifup-sit ifdown-ippp ifdown-tunnel ifup-isdn ifup-tunnel ifdown-ipv6 ifup ifup-plip ifup-wireless [root@xiaoluo network-scripts]# vi ifcfg-eth0:0 DEVICE=eth0:0 // 设备名字 IPADDR=172.25.215.31 // IP地址 PREFIX=24 // 前缀是24,其实就是相当于子网掩码有24位 ONPARENT=yes // eth0:0是eth0的IP别名,yes表示附属于eth0
[root@xiaoluo network-scripts]# vi ifcfg-bond0 DEVICE=bond0 // 设备名字 IPADDR=172.25.215.200 // 网卡ip地址 PREFIX=24 // 子网掩码24位 ONBOOT=yes // 开机启动yes BOOTPROTO=none // 启动协议,因为我们是手动配置IP,所以设置成none,如果是通过DHCP动态分配,则设置成dhcp USERCTL=no // 关闭掉用户控制 BONDING_OPTS="mode=1 miimon=5" // 这个是bond网卡最主要的配置,我们的bond网卡其实是根据一个叫做bonding的驱动来配置的,后面跟配置参数,这里我们使用的是模式1(主动备份)
[root@xiaoluo network-scripts]# ifconfig
bond0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
inet addr:172.25.215.200 Bcast:172.25.215.255 Mask:255.255.255.0
UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
eth0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
inet6 addr: fe80::a00:27ff:fed7:f884/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1285 errors:0 dropped:0 overruns:0 frame:0
TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:221706 (216.5 KiB) TX bytes:468 (468.0 b)
eth1 Link encap:Ethernet HWaddr 08:00:27:F4:7D:CC
inet6 addr: fe80::a00:27ff:fef4:7dcc/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1196 errors:0 dropped:0 overruns:0 frame:0
TX packets:95 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:216126 (211.0 KiB) TX bytes:4806 (4.6 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:73 errors:0 dropped:0 overruns:0 frame:0
TX packets:73 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:6330 (6.1 KiB) TX bytes:6330 (6.1 KiB)
[root@xiaoluo network-scripts]# vi ifcfg-eth0 DEVICE=eth0 HWADDR=08:00:27:D7:F8:84 TYPE=Ethernet UUID=2877e96e-6ddd-443b-a337-bafa7c77c6e5 ONBOOT=no NM_CONTROLLED=yes BOOTPROTO=none IPV6INIT=no USERCTL=no MASTER=bond0 SLAVE=yes [root@xiaoluo network-scripts]# vi ifcfg-eth1 DEVICE=eth1 BOOTPROTO=none TYPE=Ethernet PEERDNS=yes IPV6INIT=no ONBOOT=no USERCTL=no HWADDR=08:00:27:f4:7d:cc MASTER=bond0 SLAVE=yes
[root@xiaoluo network-scripts]# cd /etc/modprobe.d/ [root@xiaoluo modprobe.d]# ls anaconda.conf blacklist-visor.conf dist.conf openfwwf.conf blacklist.conf dist-alsa.conf dist-oss.conf
[root@xiaoluo modprobe.d]# vi bonding.conf alias bond0 bonding
[root@xiaoluo network-scripts]# ifup bond0 Active connection state: activated Active connection path: /org/freedesktop/NetworkManager/ActiveConnection/2
[root@xiaoluo network-scripts]# ifconfig
bond0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
inet addr:172.25.215.200 Bcast:172.25.215.255 Mask:255.255.255.0
inet6 addr: fe80::a00:27ff:fed7:f884/64 Scope:Link
UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1
RX packets:8175 errors:0 dropped:0 overruns:0 frame:0
TX packets:117 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1417884 (1.3 MiB) TX bytes:6230 (6.0 KiB)
eth0 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1
RX packets:4131 errors:0 dropped:0 overruns:0 frame:0
TX packets:22 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:711693 (695.0 KiB) TX bytes:1424 (1.3 KiB)
eth1 Link encap:Ethernet HWaddr 08:00:27:D7:F8:84
UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1
RX packets:4044 errors:0 dropped:0 overruns:0 frame:0
TX packets:95 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:706191 (689.6 KiB) TX bytes:4806 (4.6 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:81 errors:0 dropped:0 overruns:0 frame:0
TX packets:81 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:7226 (7.0 KiB) TX bytes:7226 (7.0 KiB)
[root@xiaoluo network-scripts]# ping 172.25.215.25 PING 172.25.215.25 (172.25.215.25) 56(84) bytes of data. bytes from 172.25.215.25: icmp_seq=1 ttl=64 time=1.78 ms bytes from 172.25.215.25: icmp_seq=2 ttl=64 time=1.10 ms bytes from 172.25.215.25: icmp_seq=3 ttl=64 time=1.08 ms bytes from 172.25.215.25: icmp_seq=4 ttl=64 time=0.811 ms bytes from 172.25.215.25: icmp_seq=5 ttl=64 time=1.17 ms ***********************************************************************************
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