CentOS 7网卡内容详解

[root@wallet03~]#vi/etc/named.conf

options{

listen-onport53{any;};

/*listen-on-v6port53{::1;};*/

directory"/var/named";

dump-file"/var/named/data/cache_dump.db";

statistics-file"/var/named/data/named_stats.txt";

memstatistics-file"/var/named/data/named_mem_stats.txt";

allow-query{any;};

recursionyes;

dnssec-enableyes;

dnssec-validationyes;

/*PathtoISCDLVkey*/

bindkeys-file"/etc/named.iscdlv.key";

managed-keys-directory"/var/named/dynamic";

};

zone"."IN{

typehint;

file"named.ca";

};

zone"tidepharm.cn"IN{

typemaster;

file"tidepharm.cn.zone";

};

include"/etc/named.rfc1912.zones";

include"/etc/named.root.key";

[root@wallet03~]#cd/var/named/

[root@wallet03named]#cp-pnamed.localhosttidepharm.cn.zone

[root@wallet03named]#vitidepharm.cn.zone

$TTL1D

@INSOA@rname.invalid.(

0;serial

1D;refresh

1H;retry

1W;expire

3H);minimum

NS@

INA192.168.1.203

kingINA192.168.1.251

kingINA192.168.1.252

kingINA192.168.1.253

[root@wallet03~]#servicenamedstart

Startingnamed:[OK]

[root@king01~]#vi/etc/resolv.conf

searchtidepharm.cn

nameserver192.168.1.203

[root@king01~]#vi/etc/nsswitch.conf

hosts:filesdns

[root@king01~]#nslookupking.tidepharm.cn

Server:192.168.1.203

Address:192.168.1.203#53

Name:king.tidepharm.cn

Address:192.168.1.251

Name:king.tidepharm.cn

Address:192.168.1.252

Name:king.tidepharm.cn

Address:192.168.1.253

[root@king02~]#vi/etc/resolv.conf

searchtidepharm.cn

nameserver192.168.1.203

[root@king02~]#vi/etc/nsswitch.conf

hosts:filesdns

首先输入# vi /etc/sysconfig/network-scripts/ifcfg-ens32

CentOS 7网卡内容详解

进入网卡配置文件后

CentOS 7网卡内容详解

TYPE=Ethernet ——网卡类型：以太网

PROXY_METHOD=none ——代理方式：关闭状态

BROWSER_ONLY=no ——只是浏览器：否

BOOTPROTO=dhcp ——网卡的引导协议：DHCP

DEFROUTE=yes ——默认路由：是

IPV4_FAILURE_FATAL=no ——是不开启IPV4致命错误检测：否

IPV6INIT=yes ——IPV6是否自动初始化: 是

IPV6_AUTOCONF=yes ——IPV6是否自动配置：是

IPV6_DEFROUTE=yes ——IPV6是否可以为默认路由：是

IPV6_FAILURE_FATAL=no ——是不开启IPV6致命错误检测：否

IPV6_ADDR_GEN_MODE=stable-privacy ——IPV6地址生成模型：stable-privacy

NAME=ens33 ——网卡设备名称

UUID=030b1397-9e14-405c-a5e8-3cf06cc5748c ——通用唯一识别码

DEVICE=ens32 ——网卡设备名称, 必须和 NAME 值一样

ONBOOT=no ——是否开机启动

[root@king02~]#nslookupking.tidepharm.cn Server:192.168.1.203 Address:192.168.1.203#53 Name:king.tidepharm.cn Address:192.168.1.251 Name:king.tidepharm.cn Address:192.168.1.252 Name:king.tidepharm.cn Address:192.168.1.253