Gwangmoon Kim

[Improvement] Support TCP BBR v1 congestion control algorithm

4

Hi, BBR(Bottleneck bandwidth and RTT) is TCP congestion control developed by google. It's usage is more and more popular now. To simulate real world traffic, supporting BBR TCP congestion control...

[Suggestion] TCP_MAXRXTSHIFT as TCP tunnable

1

Hi, Continue discuss from https://groups.google.com/g/trex-tgn/c/0qtD_0xBvuI TCP_MAXRXTSHIFT=5 is smaller value compared with general OSes(FreeBSD, Linux). TCP_MAXRXTSHIFT=12 would be more closer to real world traffic. But, converting it would cause many backward...

TCP congestion control algorithm issue

8

Hi, Since TRex uses 4.4BSD based TCP/IP stack, it's TCP throughput is too sensitive to delay and dup packets. Unlike modern Linux kernel's CUBIC algorithm, Reno algorithm halving window size...

Rebuild trex-stateless-gui with the latest version of trex-java-sdk

1

Hi, Current trex-statless-gui delivered in 2019. It's not compatible with the latest version of TRex. The latest version of trex-java-sdk supports both old and the latest version of TRex. Can...

TRex crash issue in ASTF mode

4

Hi, During traffic with ASTF mode, TRex server crashed with following error messages. Can you check the issue? Here is GDB trace messages 1. Console messages terminate called after throwing...

[Question/Suggestion] QUIC support in TRex

4

Hi, Usage of QUIC protocol is increasing. Many of modern apps(Chrome, Edge, Safari, Youtube, Facebook, Instagram, Gmail) supports QUIC protocol. QUIC protocol is needed to simulate real world traffic. Do...