linux系统虚拟网络配置eth0，和eth0:1

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linux系统虚拟网络配置eth0，和eth0:1

配置网络需要从同一个网卡出去
) n, y2 S! A, X; K' z- F5 G- `设置：
0 l9 ]! [0 L5 x0 F! m) Lcp ifcfg-eth0 ifcfg-eth0:0
修改文件：
[root@pxe network-scripts]# vim ifcfg-eth0:1
* f" a# L# M+ J; XTYPE=Ethernet
8 F) v+ h2 \* X: I# CBOOTPROTO=static
1 o0 _4 l) U7 xNAME=eth0:1
+ V) T% O+ C4 [' R+ tDEVICE=eth0:1
ONBOOT=yes
IPADDR=172.16.8.82
. H0 f# Z) Q3 S5 H! C5 K0 GNETMASK=255.255.255.0
GATEWAY=172.16.8.1
# D. x" G6 S0 A+ q# ^
$ J7 `6 }: W4 M+ ?# n重启网卡：
systemctl restart network.service
% A5 q6 w9 [; c0 {) m
' k0 E6 _0 y/ _查看ip地址：
[root@pxe network-scripts]# ip addr
3 X" a: k) M; Q6 r% W8 y1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
! R8 ~- R4 v: a8 N1 p$ Q& O+ \    inet 127.0.0.1/8 scope host lo
: v- s: c$ S5 |  Q& B, v       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
# |( n, o# M4 x! c8 |; M       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 52:54:00:97:71:f7 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.82/22 brd 192.168.3.255 scope global noprefixroute eth0
9 d* y3 S1 S# Q       valid_lft forever preferred_lft forever
8 R  F% G. r8 D    inet 172.16.8.82/24 brd 172.16.8.255 scope global noprefixroute eth0:1
8 P% s7 g* t% x3 T6 Q2 ?       valid_lft forever preferred_lft forever
1 {7 O5 D$ p" b( u9 c8 ^( g  u    inet6 fe80::5054:ff:fe97:71f7/64 scope link
1 }% V$ o" R, d& G4 g+ a       valid_lft forever preferred_lft forever