内网主机名解析相关类DNS协议记录：修订间差异
来自三线的随记
小无编辑摘要 |
小无编辑摘要 |
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=== Linux 开启 LLMNR支持 === | ===Linux 开启 LLMNR支持=== | ||
引述: https://tech.yj777.cn/%E7%94%A8-llmnr%E5%8D%8F%E8%AE%AE%E5%AE%9E%E7%8E%B0-windows-%E5%92%8C-linux-%E7%9A%84%E7%BB%9F%E4%B8%80%E8%AE%BF%E9%97%AE/ | 引述: https://tech.yj777.cn/%E7%94%A8-llmnr%E5%8D%8F%E8%AE%AE%E5%AE%9E%E7%8E%B0-windows-%E5%92%8C-linux-%E7%9A%84%E7%BB%9F%E4%B8%80%E8%AE%BF%E9%97%AE/ | ||
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==== My systemd-resolved install steps ==== | ====My systemd-resolved install steps==== | ||
[root@master-1 ~]# rpm -q systemd systemd-resolved | [root@master-1 ~]# rpm -q systemd systemd-resolved | ||
systemd-219-57.el7.x86_64 | systemd-219-57.el7.x86_64 | ||
| 第55行： | 第55行： | ||
tcp LISTEN 0 128 *:5355 *:* users:(("systemd-resolve",pid=28108,fd=14)) | tcp LISTEN 0 128 *:5355 *:* users:(("systemd-resolve",pid=28108,fd=14)) | ||
tcp LISTEN 0 128 [::]:5355 [::]:* users:(("systemd-resolve",pid=28108,fd=15)) | tcp LISTEN 0 128 [::]:5355 [::]:* users:(("systemd-resolve",pid=28108,fd=15)) | ||
===== 注意 ===== | |||
centos 需要 /etc/nsswitch.conf 中 hosts 需要添加 resolve 以开启 nss 模块 | |||
如 | |||
#hosts: db files nisplus nis dns | |||
hosts: files dns myhostname resolve | |||
参考: | |||
http://www.jinbuguo.com/systemd/nss-resolve.html | |||
http://man7.org/linux/man-pages/man8/nss-resolve.8.html | |||
[[分类:Linux]] | [[分类:Linux]] | ||
2020年1月17日 (五) 14:50的版本
windows 内网解析主机名用到的相关协议
- MDNS
- LLMNR
- NBNS
- 路由器自己发现了设备，路由器解析的
Linux 开启 LLMNR支持
相关: systemd update :: https://linoxide.com/linux-how-to/install-systemd-centos-redhat/
My systemd-resolved install steps
[root@master-1 ~]# rpm -q systemd systemd-resolved systemd-219-57.el7.x86_64 package systemd-resolved is not installed
# yum install systemd-resolved Dependencies Resolved ============================================================================================================================================================= Package Arch Version Repository Size ============================================================================================================================================================= Installing: systemd-resolved x86_64 219-67.el7_7.2 updates 412 k Installing for dependencies: json-c x86_64 0.11-4.el7_0 base 31 k Updating for dependencies: cryptsetup-libs x86_64 2.0.3-5.el7 base 338 k systemd x86_64 219-67.el7_7.2 daocloud 5.1 M systemd-libs x86_64 219-67.el7_7.2 daocloud 411 k systemd-sysv x86_64 219-67.el7_7.2 daocloud 88 k Transaction Summary ============================================================================================================================================================= Install 1 Package (+1 Dependent package) Upgrade ( 4 Dependent packages) Total download size: 6.3 M
[root@master-1 ~]# rpm -q systemd systemd-resolved systemd-219-67.el7_7.2.x86_64 systemd-resolved-219-67.el7_7.2.x86_64
systemctl --now enable systemd-resolved
[root@master-1 ~]# ss -anptu | grep resolve
udp UNCONN 0 0 *:5355 *:* users:(("systemd-resolve",pid=28108,fd=12))
udp UNCONN 0 0 [::]:5355 [::]:* users:(("systemd-resolve",pid=28108,fd=11))
tcp LISTEN 0 128 *:5355 *:* users:(("systemd-resolve",pid=28108,fd=14))
tcp LISTEN 0 128 [::]:5355 [::]:* users:(("systemd-resolve",pid=28108,fd=15))
注意
centos 需要 /etc/nsswitch.conf 中 hosts 需要添加 resolve 以开启 nss 模块
如
#hosts: db files nisplus nis dns hosts: files dns myhostname resolve
参考:
