I have a problem with the sendmail DNS timeout period when trying to sent to a email address which has a DNS issue. Let's say the problematic email address is email@example.com (not real one) I ...
On our webserver, the PHP mail() command consistently hangs on some email addresses but is fine with the majority. It hangs for over 2 mins, by which time the PHP script has lost connection with the ...
Whether I get prompted for a password or not, it hangs between accepting the authentication and executing what I asked for. E.G. sudo ls will hang for about 60 seconds. I'm confused about what might ...
Sometimes I need to simulate a WAN environment between my client and server. I mean, specifically, from most important to least: Total bandwidth limit, Occasional long (many tens of seconds) delays ...