Re: Why are high ports used by SFTP server implementation?

2016-02-23 Thread Jon V.
I’ll try to simplify; TCP (the protocol) can have up to 0x ports or 65535 Ports only need to be reserved for server services and outbound connections. They both use the same pool size of 65535. Each OS type allocates different range for user-space applications. For linux its around 32768 po

Re: Why are high ports used by SFTP server implementation?

2016-02-23 Thread David Hoffer
Hum, that's not entirely clear to me. The first link says... 'A TCP/IPv4 connection consists of two endpoints, and each endpoint consists of an IP address and a port number. Therefore, when a client user connects to a server computer, an established connection can be thought of as the 4-tuple of

Re: Why are high ports used by SFTP server implementation?

2016-02-23 Thread Chad Beaulac
Hey Dave, Listener servers hand off to ephemeral ports. http://www.ncftp.com/ncftpd/doc/misc/ephemeral_ports.html You need ephemeral ports so a server can start listening on port 22 again while something else is happening. Look here for some configuration options. https://mina.apache.org/ftpserve

Why are high ports used by SFTP server implementation?

2016-02-23 Thread David Hoffer
We are using SSHD in an application to create an embedded SFTP server which works fine. Our clients connect on port 22 and we don't have any issue with that. The problem/question is that our IA folks are complaining that our app also listens on what appear to be random high ports. E.g. I see thi

Re: [ANNOUNCE] Apache MINA 2.0.13 released

2016-02-23 Thread Emmanuel Lécharny
Le 23/02/16 02:06, Vic Cekvenich a écrit : > Hi, Where is the download for 2.13? > Not on download page and not in maven repos. > ? Ooops, I forgot to change the front page (although the mina project page itself reference MINA 2.0.13). I just pushed the new download page, it should be avalaible ve