Foglight 4 SMTP email alerts sent to ATT are successful.
Foglight 5 (new version) SMTP email alerts sent to Sprintpcs are successful.
Foglight 4 is sending the data out, but Sprintpcs is rejecting the type of email header format in foglight
This was an issue with Sprint themselves which was not resolved by this 3rd party.
Customer moved to the F5 platform which Sprint handles appropriately.
The email notification mechanism on Solaris F4 servers is performed via rmail (/usr/bin/rmail) whereas in Foglight 5, we use smtp through java with no external process involved.