I recently had a discussion with someone who had run afoul of their corporate firewall settings.
STCP has had duplicate IP address detection for quite some time but a change to how Microsoft Windows 2008 and 7 behave has added an interesting wrinkle.
Starting with OpenVOS 17.1, STCP supports the time stamp, selective acknowledgment, and window scaling TCP options.
This talk will explain under what conditions it is safe to stop running the telnetd server and describe several approaches to prevent unwanted access to the module, via telnet, when it is not safe to just stop the telnetd server.
TCP Backlog capture is an effect that prevents a server application on the Stratus module listening on port X from successfully creating a connection with any client trying to connect to port X.
Recently I dealt with a site that appeared to be having an issue with the link between their module and one of their Ethernet switches.
The performance of applications that use cross module or cross system communication is dependent on having the correct number of OSL server processes running.
The “netstat –interval X” command in releases prior to 17.0 will display a list of network connections every X seconds but you have no idea which if any of those connections are active or how active.
Noah Davids, Support Engineer at Stratus discusses how application performance is affected by the network, the TCP stack and the application’s design.
I build products for a living. Often when I visit a Stratus customer, I’m asked a question of the form “Do you support left-handed widgets?”