Hi I'm new here. I installed a Fedora Core 3 I downloaded ser-0.9.3_src.tar.gz I extracted the code to /usr/src : /usr/src/ser-0.9.3 I made in my terminal - make mode=debug all : it's OK ("make all" didn't work either) - su - make install : it's OK I put the 'Hello Word' ser.cfg in /usr/local/ets/ser/ I started SER : /usr/local/sbin/ser -D -E SER started but my SIP phone cannot registered (Cisco 7960, Cisco 7940, FCI and SIPphone Lite) What's wrong ? Please help me. Thanks