It was the VM you were correct. Thank you for helping me narrow it down!
[root@lytabeverettt csu_admin]# netstat -pnuta
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 1015/php-fpm: maste
tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN 1349/mysqld
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 1711/nginx: master
tcp 0 0 0.0.0.0:8081 0.0.0.0:* LISTEN 1711/nginx: master
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 999/sshd
tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN 1408/master
tcp 0 0 192.168.101.49:8081 192.168.101.50:62998 TIME_WAIT -
tcp 0 64 192.168.101.49:22 192.168.101.50:62902 ESTABLISHED 1665/sshd: csu_admi
tcp 0 0 127.0.0.1:9000 127.0.0.1:40522 TIME_WAIT -
tcp6 0 0 :::80 :::* LISTEN 1711/nginx: master
tcp6 0 0 :::22 :::* LISTEN 999/sshd
tcp6 0 0 ::1:25 :::* LISTEN 1408/master
udp 0 0 0.0.0.0:55929 0.0.0.0:* 796/dhclient
udp 0 0 0.0.0.0:68 0.0.0.0:* 796/dhclient
udp 0 0 127.0.0.1:323 0.0.0.0:* 643/chronyd
udp6 0 0 :::62884 :::* 796/dhclient
udp6 0 0 ::1:323 :::* 643/chronyd
[root@lytabeverettt csu_admin]# curl -Lvvk http://192.168.101.49:8081
* About to connect() to 192.168.101.49 port 8081 (#0)
* Trying 192.168.101.49...
* Connected to 192.168.101.49 (192.168.101.49) port 8081 (#0)
> GET / HTTP/1.1
> User-Agent: curl/7.29.0
> Host: 192.168.101.49:8081
> Accept: */*
>
< HTTP/1.1 500 Internal Server Error
< Server: nginx/1.12.2
< Date: Fri, 16 Mar 2018 16:55:57 GMT
< Content-Type: text/html; charset=UTF-8
< Transfer-Encoding: chunked
< Connection: keep-alive
< Keep-Alive: timeout=5
< X-Powered-By: PHP/7.1.8
<
* Connection #0 to host 192.168.101.49 left intact
[root@lytabeverettt csu_admin]#
I now have a different issue with error 500. Dependancies look to be correct, as per New install - HTTP ERROR 500 suggestion.