Have friend looked at the setups of her Send and Default receive connectors? ~ above the Default receive connector, look in ~ the value for "Specify the FQDN..." and also see if it matches the external name. On the Send Connector, look because that the specific same value.
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Also, if you look top top MXToolBox.com and also check the PTR because that the mail server as well. Just run "ptr:188.201.xxx.xxx" whereby you placed your domain surname in the first time because that testing. View if the results match with what you suppose it come be.JAUCG
OK. But take a look at at your Send and also Receive? You require to check the FQDN top top those connectors. Take a look in ~ the areas Evan Liu mentioned in the reply above yours.
I"ve confirm the send and recive connector...
Send Connector there are 2, both space enabledDefault SERVERNAME - FQDN: SERVERNAME.DCNAME.local - course to the folowing clever hosts: 18.104.22.168 - source Server:SERVERNAME, DCNAME.local/configuration/Sites/Default-First-Site_Namemail.COMPANY.com - FQDN: mail.COMPANY.com - route to the folowing smart hosts: 22.214.171.124 - source Server:SERVERNAME, DCNAME.local/configuration/Sites/Default-First-Site_Name
Recieve Connector there room 3, every three are enabledClient SERVERNAME - FQDN: mail.COMPANY.com - Network: IPv4 port 587, IPv6 port 587 - Permission Groups: Exchange UsersDefault SERVERNAME - FQDN: SERVERNAME.DCNAME.local - Network: IPv4 harbor 25, IPv6 harbor 25 - Permission Groups: cotton Users, Exchange Users, Exchange Servers, legacy Exchange ServersRelay inner Applications - FQDN: mail.COMPANYNAME.com - Network: IPv4 harbor 25 - Permission Groups: cotton Users, Exchange Users, Exchange Servers, tradition Exchange Servers
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Please store in mental that i have had no ICT training, i"m law ICT withing our agency next to mine onw job because our ICT guy acquired himself fired.