on many systems you need administrative privileges to use a port between 0 to 1024. normally a apache httpd (or nynx) demon runs at this port and routes to the internal 8080 port.
tom Am 31.07.2015 um 20:37 schrieb Martin: > Hello, I wanted to use "80" for Jenkins server. and I executed the > following: > > $ java -jar --httpPort=80jenkins.war > > > But It doesn't work. The website is not on. My port 80 is available. > Then I have to change it back to 8080. > > > What might cause this? Thank you. > > -- > You received this message because you are subscribed to the Google > Groups "Jenkins Users" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to jenkinsci-users+unsubscr...@googlegroups.com > <mailto:jenkinsci-users+unsubscr...@googlegroups.com>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/jenkinsci-users/a3b89f81-11e0-4757-a3d7-b5a5cbd32b13%40googlegroups.com > <https://groups.google.com/d/msgid/jenkinsci-users/a3b89f81-11e0-4757-a3d7-b5a5cbd32b13%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/55BBC6E8.7090100%40googlemail.com. For more options, visit https://groups.google.com/d/optout.