ZImbra 8.6 was throwing the following error once after my letsencrypt SSL got expired:

Post Views: 47 Fix: Unable to start TLS: SSL connect attempt failed error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed when connecting to ldap master.Cannot determine services – exiting September 1, 2018 by Rumi 13 My ZImbra 8.6 was throwing the following error once after my letsencrypt SSL got expired: Unable to start TLS: SSL connect attempt failed error:14090086:SSL…

더보기

회사메일서버_ SSL 인증하기_zimbra(centos7)

Post Views: 74 회사_ ssl 인증하기_zimbra certbot –version port 80 open 시킨후 실행 port 충돌 확인 nginx stop 시킴. 방화벽 80, 443, 포트 활성화시킴. cd /root cd /root git clone https://github.com/letsencrypt/letsencrypt cd  letsencrypt certbot certonly –standalone -d mail.ycit.co.kr certbot certonly –standalone -d mail.ycit.co.kru 선택 리뉴얼 선택 su zimbra zmproxyctl stop To setup lets encrypt SSL…

더보기

Zimbra WebDAV Client

Post Views: 71 Zimbra WebDAV Client This Zimlet is deprecated and will not be supported on Zimbra versions beyond 9.0 User manual : https://zetalliance.org/owncloud-zimlet/ Integrate any WebDAV server in Zimbra Collaboration, currently tested with ownCloud 9.1, Nextcloud 22, Seafile 7.0.7, Alfresco Enterprise – 5.2.0 and Nuxeo. Supported Zimbra versions 8.8.15, Zimbra 9.0 Zimbra Desktop is…

더보기

Zimbra: Disk /var/lib/snapd/snap/core/… at 100% on mail.example.com

Post Views: 92 Zimbra: Disk /var/lib/snapd/snap/core/… at 100% on mail.example.com When you have Snap installed on Zimbra instance (while installing Certbot) you may get tons of e-mail from Zimbra monitoring tools with warnings saying: Mar  9 23:40:24 mail zimbramon[689]: 689:crit: Disk warning: mail.example.com: /var/lib/snapd/snap/snap/1042 on device /dev/loop4 at 100%  This is normal, since all /dev/loopX…

더보기

CentOS, dnsmasq로 DNS 캐시 설치 및 적용하기

Post Views: 95 CentOS, dnsmasq로 DNS 캐시 설치 및 적용하기 지단로보트 2019. 11. 6. 16:05 개요 dnsmasq는 경량의 리눅스 DNS 캐시 서버(또한 스스로 사설 DNS 서버이자 DHCP 서버로도 작동)이다. 리눅스는 기본적으로 DNS 캐시를 수행하지 않는데, dnsmasq를 적절히 활용하면 반복적인 DNS 질의시 발생할 수 있는 CPU와 네트워크의 부하를 줄일 수 있다. 이 글에서는 CentOS 6/7에서 dnsmasq를 설치하고 적용하는 법을 설명하고자 한다. 내 경우, 서버 증설이나 변경시 네임 서버에 의존하지 않고, 원하는…

더보기

How to install Zimbra on Ubuntu 18.04 LTS

Post Views: 89 How to install Zimbra on Ubuntu 18.04 LTS 1 year ago by LinuxWays Team Zimbra Collaboration Server is open-source collaborative software that comprises a mail server and a web client. It allows for email, calendaring, creating users and distribution lists, file sharing, chatting, managing mail server activities, etc. Zimbra Collaboration Server is…

더보기