华为/华三交换机配置NTP时钟同步 |
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华为/华三交换机配置NTP时钟同步
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数据通信 - 建设篇
第三章 华为/华三交换机配置NTP时钟同步
数据通信 - 建设篇系列文章回顾下章内容华为/华三交换机配置NTP时钟同步背景介绍实施步骤
防火墙配置本地NTP侦听LAN接口核心交换机配置NTP时钟同步下联华为交换机配置NTP时钟同步下联华三交换机配置NTP时钟同步
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系列文章回顾
第一章 华为/华三交换机配置自动备份到FTP/SFTP 第二章 华为/华三交换机配置SSH免密登录 下章内容第四章 华为/华三交换机快速构建三层架构拓扑CLI 华为/华三交换机配置NTP时钟同步 背景介绍为优化建设内网的网管交换机，实现华为交换机和华三交换机的NTP时钟同步，使交换机外发syslog的时钟正确。此例以FortiGate为交换机的NTP时钟服务器，配置交换机的NTP时钟同步。 实施步骤 FortiGate防火墙配置本地NTP侦听接口，时钟层级为3核心层交换机配置NTP侦听的对等体为FortiGate防火墙，并配置本地NTP广播，时钟层级为4下联的所有交换机侦听NTP广播报文，做NTP时钟同步 防火墙配置本地NTP侦听LAN接口
CLI配置并检查NTP config system ntp set ntpsync enable set syncinterval 360 set server-mode enable set interface "Et-trunk" end 核心交换机配置NTP时钟同步 ntp-service ipv6 disable ntp-service ipv6 server disable ntp-service authentication enable ntp-service sync-interval 180 ntp-service authentication-keyid 1 authentication-mode md5 cipher abcdefg ntp-service reliable authentication-keyid 1 ntp-service unicast-server 1.1.1.2 source-interface Vlanif200 minpoll 3 preference iburst preempt int vlan 200 ntp-service broadcast-server authentication-keyid 1 ### 验证NTP时钟同步 dis ntp statistics packet (略) dis ntp status clock status: synchronized clock stratum: 4 reference clock ID: 1.1.1.2 nominal frequency: 100.0000 Hz actual frequency: 100.0000 Hz clock precision: 2^18 clock offset: -31.0091 ms root delay: 227.05 ms root dispersion: 115.32 ms peer dispersion: 55.53 ms reference time: 00:00:00.598 UTC XXX 00 20XX(E71A2E07.9933B107) synchronization state: clock synchronized dis ntp session clock source: 255.255.255.255 clock stratum: 16 clock status: configured, insane, valid, unsynced reference clock ID: 0.0.0.0 reach: 0 current poll: 64 now: 0 offset: 0.0000 ms delay: 0.00 ms disper: 0.00 ms clock source: 1.1.1.2 clock stratum: 3 clock status: configured, master, sane, valid reference clock ID: x.x.x.x reach: 377 current poll: 1024 now: 766 offset: -32.3825 ms delay: 18.57 ms disper: 30.40 ms dis ntp trace server 127.0.0.1, stratum 4, offset -0.0324 s, synch distance 0.231 server 1.1.1.2, stratum 3, offset -0.0456 s, synch distance 0.150 server x.x.x.x, stratum 2, offset -0.0431 s, synch distance 0.085 x.x.x.x: *Timeout* 下联华为交换机配置NTP时钟同步 # 实验过的部分交换机型号如下 1. FutureMatrix S1730S-S48P4S-A1 2. HUAWEI S5735S-L48T4S-A1 3. HUAWEI S5720-32P-LI-AC 4. HUAWEI S5720-32P-EI-AC ntp-service ipv6 disable y ntp-service sync-interval 180 ntp-service source-interface Vlanif200 undo ntp-service disable undo ntp-service server disable ntp-service authentication enable ntp-service authentication-keyid 1 authentication-mode md5 cipher abcdefg ntp-service reliable authentication-keyid 1 clock timezone Beijing,Chongqing,Hongkon,Urumqi add 08:00:00 int vlan 200 ntp-service broadcast-client 下联华三交换机配置NTP时钟同步 # 实验过的部分交换机型号如下 1. H3C S5024PV3-LI-PWR 2. H3C S5024PV3-EI-PWR 3. H3C S5024PV5 4. H3C WX2540H ntp-service enable clock protocol ntp ntp-service authentication enable ntp-service authentication-keyid 1 authentication-mode md5 simple abcdefg ntp-service reliable authentication-keyid 1 clock timezone Beijing add 08:00:00 interface vlan 200 ntp-service broadcast-client综上步骤完成交换机配置NTP时钟同步。 参考来源 交换机配置NTP |
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