I changed ISPs a few weeks ago and now Im on cable.In doing so, I lost the ability to use the DSL as a FAX line.So, I bought an OOMA. Turns out it uses a number of ports, three of which are reserved, 53 TCP/UDP, 110 TCP and 443 TCP. These ports h..
We have a bunch of old Lexmark T63x printers connected to our LAN.These are accessed via IPP from our CentOS hosts and via TCP for our MicroSoft work stations.Both connections have worked without problems for years.This past week one of the T632s ..
Would anyone be so kind as to test the performance of TCP streams on Windows 2k8R2 guests of KVM virt servers?virtio-win-1.6.3 was published to address a problem described as low performance on Win2k8 guests.Actual performance was not recorded in ..
In my testing of HIP, there is reference to use nc6 for a simple tcp character echo server.No such animal in CentOS, and after a bit of digging I find this refers to Netcat6 which seems to be a dead app?Is it available as an rpm somewhere for CentOS..
What can I do to UNDERSTAND why, periodically, I cant reach www.CentOS.org (but everyone else can)?Every few months, http://www.CentOS.org just drops off for me and for me only. Its not the web site, because I can reach it via a proxy (e.g., TOR brow..
Hi;I get this:]# /etc/init.d/dovecot start Starting Dovecot Imap: Fatal: listen(143) failed: Address already in use and this:]# netstat -ltn Active Internet connections (only servers)Proto Recv-Q Send-Q Local Address Foreign Address State tcp00 0.0.0.0:33060.0.0…
, Dear support and users: Sorry to trouble you! I configure the shorewall firewall to forward ftp and SSH port to another server, but failed. Can you help me check? I cannot login both SSH 2222 and ftp! Below is my environment:(attachment is shorew..