When running ionic serve I see this:
Gulp startup tasks: [ \'sass\', \'watch\' ]
Running dev server: http://localhost:8100
Running live reload server: http
NEW ANSWER:
For the newer version of ionic this has been changed to --address
ionic address
command give the option to select your IP address. And you can select one from.
You can explicitely define IP address and port like this:
ionic serve --address address --port port //8100 is default
example 1: ionic serve --address localhost --port 8101
example 2: ionic serve --address localhost --port 8101
try --lab option to see multiple platforms at once.
ionic serve --address localhost --lab
Clikc to Learn more options
OLd Answer:
Use -address localhost
run
ionic serve -address localhost
to test your apps on multiple screen sizes and platform types use with --lab
ionic serve --lab -address localhost