0
votes
1answer
138 views

Postfix will not send/receive mail

I recently installed postfix, among other programs, and have been configuring it. POP3 and IMAP are working just fine, but postfix seems to fail: # telnet localhost 25 Trying ::1... Trying ...
1
vote
1answer
1k views

Mac OS X Mountain Lion can't ping/telnet localhost. Point to a wrong public IP

I've been developing Node.js apps on my localhost on port 1337 for last two years with no problem as shown below. $ node app App started on port 1337 Today I wanted to test how things go with ...
8
votes
3answers
1k views

Isn't localhost simply 127.0.0.1 on Mac OS X 10.7 (Lion)?

I tried telnet localhost on Mac OS X Lion, and this is the output I got. Trying ::1... telnet: connect to address ::1: Connection refused Trying 127.0.0.1... telnet: connect to address ...
1
vote
1answer
3k views

Mac OS X 10.7 can't ping/telnet localhost

I'm developing using django/postgresql on Mac OS X 10.7 and suddenly I am unable to access the test server through http://localhost:8000/. I can make it listen on 0.0.0.0:8000 and then it works... ...
1
vote
2answers
16k views

test port by telnet command on localhost (OS=windows)?

I have windows Xp , I want to test some port , someone advice me to use telnet command on localhost to test it . but i don't know how i can do it (syntax of telnet command on local host) ?