Navision 2013 r2 Web Client

Hi to all,

I would like to ask how to remove the port 8080 in url of webclient?

this is the local setup:

http://172.15.1.2:8080/DynamicsNAV71/WebClient

now we setup the server in public domain,

http://nav.sample.org.ph:8080/DynamicsNAV71/WebClient

how to remove the 8080 in url?

Thanks in advance!

Jodel Pascual