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  1. T

    Solved: DA as downstream server refuse to be connected

    yes, needed an allow rule
  2. T

    Solved: DA as downstream server refuse to be connected

    you are awesome! prob solved. thanks a lot, bdacus01.
  3. T

    Solved: DA as downstream server refuse to be connected

    I didn't do anything on the DA server (B). the Nginx proxy setting is on server A.
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    Solved: DA as downstream server refuse to be connected

    folks, I am using a reverse proxy server (Server A) to forward traffic to DA server (Server B). It was good at the beginning, now the DA server (B)refused to connect. the page showing "504 Gateway Time-out". I checked blocked_IP, the server A's IP is not on the list. any clue what is happening?
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    Roundcube can't receive or send emails to external mails

    thanks! I changed it to the following. it didn't work. also, it turns back to the original (self server) once I rebooted the system. search localdomain vartell.com nameserver 8.8.8.8 nameserver 8.8.4.4
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    Roundcube can't receive or send emails to external mails

    thanks for the prompt response. here the resolv.conf: # Generated by NetworkManager search localdomain myserverdomain.com nameserver 192.168.1.1
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    Roundcube can't receive or send emails to external mails

    I was using DA firewall setting, all ports are normal (as default). I also forwarded all ports at the gateway. please see the latest exim mainlog below: 2021-02-20 15:00:59 1lDYR1-0058eI-LY ** %external_email_address%@server.myserver.com <[email protected]>...
  8. T

    Roundcube can't receive or send emails to external mails

    please see attached.
  9. T

    Roundcube can't receive or send emails to external mails

    internal mails work well with two different domains (under the same DA host). however, outgoing mail failed. I have a Unify gateway, it still not work after setting port (25, 465, 587 ) msg as following: Warning: message 1lCUkY-003lAD-KI delayed 24 hours This message was created automatically...
  10. T

    NextCloud Installation

    Many thanks, works well!
  11. T

    NextCloud Installation

    thanks a lot. I met this with step 4. please see attached
  12. T

    NextCloud Installation

    Could anybody throw some lights on how to install Nextcloud under DA?
  13. T

    need a solution for multi-server

    dear all, I am setting multiple servers under one firewall(Unifi USG-3p), and currently having porting issues. hope someone could throw some lights. server 1 works well so far. In order to visit Nextcloud from the external network, I wonder how to set porting for server-2. option 1 or 2? or any...
  14. T

    Multiple servers

    dear all, I am setting multiple servers under one firewall(Unifi USG-3p), and currently having porting issues. hope someone could throw some lights. server 1 works well so far. In order to visit Nextcloud from the external network, I wonder how to set porting for server-2. option 1 or 2? or any...
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