{"id":2033,"date":"2023-07-27T03:54:02","date_gmt":"2023-07-26T18:54:02","guid":{"rendered":"https:\/\/pigletstory.co.kr\/584-2\/"},"modified":"2023-07-27T12:57:34","modified_gmt":"2023-07-27T03:57:34","slug":"584-2","status":"publish","type":"post","link":"https:\/\/pigletstory.co.kr\/?p=2033","title":{"rendered":"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 #"},"content":{"rendered":"
\n

# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 #<\/span><\/b><\/p>\n


<\/b><\/p>\n

\uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c \uc6b4\uc601\ub418\uace0 \uc788\ub294 NTP \uc11c\ubc84<\/b><\/p>\n

kr.pool.ntp.org<\/b><\/span><\/p>\n

time.bora.net<\/b><\/span><\/p>\n

time.kornet.net<\/b><\/span><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n

“\uc9c0\uae08 \uc2dc\uac04\uc774 \ub9de\ub294\uc9c0 \ud655\uc778”<\/span><\/b><\/p>\n

[root@localhost \/]#\u00a0<\/span><\/b><\/p>\n

[root@localhost \/]# date<\/span><\/b><\/p>\n

2017. 12. 01. (\uae08) 13:51:41 KST<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

” date \ubc0f ntp \uac00 \uc124\uce58\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778 “<\/span><\/b><\/p>\n

[root@localhost \/]# rpm -qa|grep date<\/span><\/b><\/p>\n

rdate-1.4-16.el6.x86_64<\/span><\/b><\/p>\n

system-config-date-1.9.60-2.el6.centos.noarch<\/span><\/b><\/p>\n

python-dateutil-1.4.1-6.el6.noarch<\/span><\/b><\/p>\n

system-config-date-docs-1.0.11-1.el6.noarch<\/span><\/b><\/p>\n

ntpdate-4.2.6p5-10.el6.centos.x86_64<\/span><\/b><\/p>\n


<\/b><\/p>\n

[root@localhost \/]# rpm -qa|grep ntp<\/span><\/b><\/p>\n

fontpackages-filesystem-1.41-1.1.el6.noarch<\/span><\/b><\/p>\n

ntp-4.2.6p5-10.el6.centos.x86_64<\/span><\/b><\/p>\n

ntpdate-4.2.6p5-10.el6.centos.x86_64<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

“\uc124\uce58\ub418\uc5b4 \uc788\uc9c0 \uc54a\ub2e4\uba74 yum \uc73c\ub85c \uc124\uce58\uc9c4\ud589”<\/span><\/b><\/p>\n

[root@localhost \/]# yum install ntp<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

“ntp \uc124\uc815”<\/span><\/b><\/p>\n

[root@localhost \/]# vi \/etc\/ntp.conf\u00a0<\/span><\/b><\/p>\n


<\/b><\/p>\n

# For more information about this file, see the man pages<\/span><\/b><\/p>\n

# ntp.conf(5), ntp_acc(5), ntp_auth(5), ntp_clock(5), ntp_misc(5), ntp_mon(5).<\/span><\/b><\/p>\n


<\/b><\/p>\n

driftfile \/var\/lib\/ntp\/drift<\/span><\/b><\/p>\n


<\/b><\/p>\n

# Permit time synchronization with our time source, but do not<\/span><\/b><\/p>\n

# permit the source to query or modify the service on this system.<\/span><\/b><\/p>\n

restrict default kod nomodify notrap nopeer noquery<\/span><\/b><\/p>\n

restrict -6 default kod nomodify notrap nopeer noquery<\/span><\/b><\/p>\n


<\/b><\/p>\n

# Permit all access over the loopback interface.\u00a0 This could<\/span><\/b><\/p>\n

# be tightened as well, but to do so would effect some of<\/span><\/b><\/p>\n

# the administrative functions.<\/span><\/b><\/p>\n

restrict 127.0.0.1<\/span><\/b><\/p>\n

restrict -6 ::1<\/span><\/b><\/p>\n


<\/b><\/p>\n

# Hosts on local network are less restricted.<\/span><\/b><\/p>\n

#restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap<\/span><\/b><\/p>\n


<\/b><\/p>\n

# Use public servers from the pool.ntp.org project.<\/span><\/b><\/p>\n

# Please consider joining the pool (http:\/\/www.pool.ntp.org\/join.html).<\/span><\/b><\/p>\n

server 0.centos.pool.ntp.org iburst<\/span><\/b><\/p>\n

server 1.centos.pool.ntp.org iburst<\/span><\/b><\/p>\n

server 2.centos.pool.ntp.org iburst<\/span><\/b><\/p>\n

server 3.centos.pool.ntp.org iburst<\/span><\/b><\/p>\n


<\/b><\/p>\n

(\uc774\ud558\uc0dd\ub7b5……..)<\/b><\/p>\n


<\/b><\/p>\n

# Use public servers from the pool.ntp.org project.<\/b><\/span><\/p>\n

# Please consider joining the pool (http:\/\/www.pool.ntp.org\/join.html).<\/b><\/span><\/p>\n

#server 0.centos.pool.ntp.org iburst<\/b><\/span><\/p>\n

#server 1.centos.pool.ntp.org iburst<\/b><\/span><\/p>\n

#server 2.centos.pool.ntp.org iburst<\/b><\/span><\/p>\n

#server 3.centos.pool.ntp.org iburst<\/b><\/span><\/p>\n

server kr.pool.ntp.org<\/b><\/span><\/p>\n

server time.bora.net<\/b><\/span><\/p>\n

server time.kornet.net<\/b><\/span><\/p>\n

<\/p>\n

“\ud30c\ub791\uc0c9 \ubd80\ubd84\uc744 \ube68\uac15\uc0c9 \ubd80\ubd84\ucc98\ub7fc \ubcc0\uacbd”<\/span><\/b><\/p>\n

<\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

“ntpd \uc11c\ube44\uc2a4\ub97c \uc2dc\uc791\ud504\ub85c\uadf8\ub7a8\uc5d0 \ub4f1\ub85d \ubc0f \ud655\uc778<\/span>“<\/span><\/b><\/p>\n

[root@localhost \/]# chkconfig ntpd on<\/span><\/b><\/p>\n

[root@localhost \/]# chkconfig –list|grep ntpd<\/span><\/b><\/p>\n

ntpd\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<\/span>\t<\/span>0:\ud574\uc81c<\/span>\t<\/span>1:\ud574\uc81c<\/span>\t<\/span>2:\ud65c\uc131<\/span>\t<\/span>3:\ud65c\uc131<\/span>\t<\/span>4:\ud65c\uc131<\/span>\t<\/span>5:\ud65c\uc131<\/span>\t<\/span>6:\ud574\uc81c<\/span><\/b><\/p>\n

ntpdate\u00a0 \u00a0 \u00a0 \u00a0 <\/span>\t<\/span>0:\ud574\uc81c<\/span>\t<\/span>1:\ud574\uc81c<\/span>\t<\/span>2:\ud574\uc81c<\/span>\t<\/span>3:\ud574\uc81c<\/span>\t<\/span>4:\ud574\uc81c<\/span>\t<\/span>5:\ud574\uc81c<\/span>\t<\/span>6:\ud574\uc81c<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

“ntpd \uac00 \uc2e4\ud589\ub418\uace0 \uc788\ub294\uc9c0 \ud655\uc778”<\/span><\/b><\/p>\n

[root@localhost \/]# \/etc\/init.d\/ntpd status<\/span><\/b><\/p>\n

ntpd\uac00 \uc815\uc9c0\ub418\uc5c8\uc2b5\ub2c8\ub2e4<\/span><\/b><\/p>\n


<\/b><\/p>\n

“ntpd start”<\/span><\/b><\/p>\n

[root@localhost \/]# \/etc\/init.d\/ntpd start<\/span><\/b><\/p>\n

ntpd (\uc744)\ub97c \uc2dc\uc791 \uc911:\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0[\u00a0 OK\u00a0 ]<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

[root@localhost \/]# ntpq -p<\/span><\/b><\/p>\n

\u00a0 \u00a0 \u00a0remote\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0refid\u00a0 \u00a0 \u00a0 st t when poll reach\u00a0 \u00a0delay\u00a0 \u00a0offset\u00a0 jitter<\/span><\/b><\/p>\n

==============================================================================<\/span><\/b><\/p>\n

*static.betaidc. 106.247.248.106\u00a0 3 u\u00a0 \u00a016\u00a0 \u00a064\u00a0 \u00a0 1\u00a0 \u00a0 1.864\u00a0 \u00a0 2.810\u00a0 \u00a00.000<\/span><\/b><\/p>\n

\u00a0time.bora.net\u00a0 \u00a0..{…\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 16 u\u00a0 \u00a016\u00a0 \u00a064\u00a0 \u00a0 0\u00a0 \u00a0 0.000\u00a0 \u00a0 0.000\u00a0 \u00a00.000<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

* : \ud604\uc7ac sync \ub97c \ubc1b\uace0 \uc788\uc74c\uc744 \uc758\ubbf8<\/span><\/b><\/p>\n

+ : ntp \uc54c\uace0\ub9ac\uc998\uc5d0 \uc758\ud574 \uc811\uc18d\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc sync \ub97c \ud558\uace0 \uc788\uc9c0\ub294 \uc54a\uc74c\uc744 \uc758\ubbf8<\/span><\/b><\/p>\n

– : ntp \uc54c\uace0\ub9ac\uc998\uc5d0 \uc758\ud574 \uc811\uc18d\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc sync \uac00\ub2a5 \ub9ac\uc2a4\ud2b8\uc5d0\uc11c \uc81c\uc678<\/span><\/b><\/p>\n

blank : \uc811\uc18d\uc774 \ubd88\uac00\ub2a5\ud568\uc744 \uc758\ubbf8<\/span><\/b><\/p>\n

remote\ub294 sync \ub97c \ud558\ub294 straum 2 \uc11c\ubc84\uc8fc\uc18c\ub97c \uac00\ub9ac\ud0a4\uba70<\/span><\/b><\/p>\n

refid\ub294 \uac01 straum 2 \uc11c\ubc84\uac00 \ud604\uc7ac sync \ub97c \ud558\uace0 \uc788\ub294 straum 1 \uc11c\ubc84\ub97c \ubcf4\uc5ec\uc900\ub2e4.<\/span><\/b><\/p>\n

st\uac00 16\uc77c \uacbd\uc6b0 \ud574\ub2f9 \uc11c\ubc84\uc5d0 \uc811\uc18d \ud560 \uc218 \uc5c6\uc74c\uc744 \uc758\ubbf8\ud55c\ub2e4.<\/span><\/b><\/p>\n


<\/b><\/p>\n

———————————————–<\/span><\/b><\/p>\n


<\/b><\/p>\n

“\uc2dc\uac04\ud655\uc778”<\/span><\/b><\/p>\n

[root@localhost \/]# date<\/span><\/b><\/p>\n

2018. 04. 06. (\uae08) 15:23:21 KST<\/span><\/b><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c \uc6b4\uc601\ub418\uace0 \uc788\ub294 NTP \uc11c\ubc84 kr.pool.ntp.org time.bora.net time.kornet.net ———————————————– “\uc9c0\uae08 \uc2dc\uac04\uc774 \ub9de\ub294\uc9c0 \ud655\uc778” [root@localhost \/]#\u00a0 [root@localhost \/]# date 2017. 12. 01. (\uae08) 13:51:41 KST ———————————————– ” date \ubc0f ntp \uac00 \uc124\uce58\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778 “ [root@localhost \/]# rpm -qa|grep date rdate-1.4-16.el6.x86_64 system-config-date-1.9.60-2.el6.centos.noarch python-dateutil-1.4.1-6.el6.noarch system-config-date-docs-1.0.11-1.el6.noarch ntpdate-4.2.6p5-10.el6.centos.x86_64 … \ub354 \uc77d\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-2033","post","type-post","status-publish","format-standard","hentry","category-linux---"],"yoast_head":"\n# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # - pigletstory \ube14\ub85c\uadf8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pigletstory.co.kr\/?p=2033\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # - pigletstory \ube14\ub85c\uadf8\" \/>\n<meta property=\"og:description\" content=\"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c \uc6b4\uc601\ub418\uace0 \uc788\ub294 NTP \uc11c\ubc84 kr.pool.ntp.org time.bora.net time.kornet.net ———————————————– “\uc9c0\uae08 \uc2dc\uac04\uc774 \ub9de\ub294\uc9c0 \ud655\uc778” [root@localhost \/]#\u00a0 [root@localhost \/]# date 2017. 12. 01. (\uae08) 13:51:41 KST ———————————————– ” date \ubc0f ntp \uac00 \uc124\uce58\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778 “ [root@localhost \/]# rpm -qa|grep date rdate-1.4-16.el6.x86_64 system-config-date-1.9.60-2.el6.centos.noarch python-dateutil-1.4.1-6.el6.noarch system-config-date-docs-1.0.11-1.el6.noarch ntpdate-4.2.6p5-10.el6.centos.x86_64 ... \ub354 \uc77d\uae30\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pigletstory.co.kr\/?p=2033\" \/>\n<meta property=\"og:site_name\" content=\"pigletstory \ube14\ub85c\uadf8\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T18:54:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-27T03:57:34+00:00\" \/>\n<meta name=\"author\" content=\"woo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"woo\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033\"},\"author\":{\"name\":\"woo\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/#\\\/schema\\\/person\\\/d7120640ee051cf680fd1c6a5208d620\"},\"headline\":\"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \\\/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 #\",\"datePublished\":\"2023-07-26T18:54:02+00:00\",\"dateModified\":\"2023-07-27T03:57:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033\"},\"wordCount\":375,\"commentCount\":0,\"articleSection\":[\"Linux\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033\",\"url\":\"https:\\\/\\\/pigletstory.co.kr\\\/?p=2033\",\"name\":\"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \\\/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # - 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pigletstory \ube14\ub85c\uadf8","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/pigletstory.co.kr\/?p=2033","og_locale":"ko_KR","og_type":"article","og_title":"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # - pigletstory \ube14\ub85c\uadf8","og_description":"# linux 6 NTP \uc2dc\uac04 \ub3d9\uae30\ud654 \/ \ud0c0\uc784\uc11c\ubc84\uc640 \uc2dc\uac04 \ub3d9\uae30\ud654 # \uc6b0\ub9ac\ub098\ub77c\uc5d0\uc11c \uc6b4\uc601\ub418\uace0 \uc788\ub294 NTP \uc11c\ubc84 kr.pool.ntp.org time.bora.net time.kornet.net ———————————————– “\uc9c0\uae08 \uc2dc\uac04\uc774 \ub9de\ub294\uc9c0 \ud655\uc778” [root@localhost \/]#\u00a0 [root@localhost \/]# date 2017. 12. 01. 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