Remove Firewall Remove IPv6 Remove Linux
article thumbnail

RouterFreak on Kentik Network Performance Monitoring

Kentik

Kentik’s NPM solution goes beyond typical NetFlow traffic analysis in that it is enabled through the installation of an nProbe application on Linux based servers. This issue should be rectified because: - Fragmented packets are often dropped by intermediate devices and firewalls. Last but not least, both IPv4 and IPv6 are available.

Network 40
article thumbnail

Optimizing Long?—?Haul TCP Throughout

taos

On Linux, this is accomplished by: sysctl –w net.ipv4.tcp_window_scaling=1 To enable selective acknowledgments on a Linux host: sysctl –w net.ipv4.tcp_sack=1 If we work backward, and use the bandwidth-delay product, let’s say we need 50 megabits of throughput over a link with 100ms latency. tcp_window_scaling=1 add net.ipv4.tcp_window_scaling=1

WAN 8