"PeterJ" wrote : Do you have iptables (or some other firewall) running on the linux system? If so, is port 8080 open? Does the Linus system have a monitor, and if so, can you access JBoss from there using http://localhost:8080? hi,guy, thank you for replying,I'm not sure whether some firewall running on my linux.But I use nmap ,netstat,find the port 8080 is open.So what's wrong with my linux.Btw,my linux is running on the command line,so I don't know how to access "http://localhost:8080" on the command line. nmap -A -sT localhost Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2006-06-19 01:51 EDT Interesting ports on yyy (127.0.0.1): Not shown: 1671 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp open smtp Sendmail 8.13.5/8.13.5 111/tcp open rpcbind 2 (rpc #100000) 631/tcp open ipp CUPS 1.1 4444/tcp open krb524? 8009/tcp open ajp13? 8080/tcp open http Apache Tomcat/Coyote JSP engine 1.1 50000/tcp open hpiod HP Linux Imaging and Printing System 50002/tcp open iiimsf? Device type: general purpose Running: Linux 2.4.X|2.5.X|2.6.X OS details: Linux 2.4.0 - 2.5.20, Linux 2.5.25 - 2.6.8 or Gentoo 1.2 Linux 2.4.19 rc1-rc7, Linux 2.6.3 - 2.6.10 Service Info: Host: localhost.localdomain; OS: Unix netstat -anp | grep 8080 tcp 0 0 :::8080 :::* LISTEN 32529/java View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3977947#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...