Microbursts on Ceragon IP-10G

2012-01-31 Thread Abel Alejandro
Hello, I have a Ceragon IP-10G to provide backhaul access for an LTE network. The client wants to have 50Mbps of throughput with an RTT of 50ms on a single TCP session. The problem are the packet drops due to microbursts due to tcp slow start come from a 1GE port and then they get dropped at the

Troubleshooting TCP performance tutorial

2010-09-17 Thread Abel Alejandro
Greetings, This past week I have been trying to find the root cause of tcp performance problems of a few clients that are using a third party metro Ethernet for transport. RFC2544 tests (Layer 2) and iperf using UDP give good symmetric performance almost 100% the speed of the circuit. However all