SMTP Settings

Hello,

I am having trouble getting our outgoing emails to function in Sugar CRM. We are receiving no problems.

I have put all the outgoing settings in correctly as far as I know!

The log is shown below I have just changed the emails so they are not public.;

Wed May 25 10:07:03 2016 [39062][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:07:03 2016 [39062][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com
Wed May 25 10:10:38 2016 [43959][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:10:38 2016 [43959][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com
Wed May 25 10:11:41 2016 [45634][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:11:41 2016 [45634][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com
Wed May 25 10:21:55 2016 [12680][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:21:55 2016 [12680][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com
Wed May 25 10:34:53 2016 [35194][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:34:53 2016 [35194][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com
Wed May 25 10:35:54 2016 [36602][1][FATAL] SMTP -> ERROR: Failed to connect to server. Code: 0 Reply: php_network_getaddresses: getaddrinfo failed: Name or service not known
Wed May 25 10:35:54 2016 [36602][1][FATAL] SugarPHPMailer encountered an error: The following From address failed: XXXXXXX@XXX.com

Any help would be appreciated.