What is upstream mtu uverse

Multiple speedtest. I used TCP optimizer previously for my old 1. Do I optimize again or just leave it? I've used the great guide at ezlan. Oct 25, 29, Instead of Dr. TCP that is mentioned in ezlan. JackMDS said:. Last edited: Jun 2, The high RCwin probably will improve the Giga traffic too. In each case measure carefully local and internet transfer, and choose the combo that is best for your network. Mar 19, 5, 2 0. I don't use VPN at all. To be honest, there was do discernible difference in my previous 1.

Aug 4, 65, 5 There shouldn't be. The window size is what affects it the most on high bandwidth, high latency network consumer broadband.

I did this with the online web interface for the modem. My best guess is that Microsoft may be running IPv6 inside their server farm, but tunneling it over IPv4 connections, which means that any byte packets are too big to be tunneled. And they are not supporting packet fragmentation correctly. So, now I can get back to work. This was sooo helpful.

Thank you! I was having the exact same issue, and I never thought about removing the first 28 bytes.

I heard they use Are you using a firewall to block incoming ICMP traffic? Still not clear about that Sonic-forums specific issue. Lacking an official stmt, this info is helpful. I'll keep that in mind. The load balancing configuration that we use on for these forums uses tunneling and requires a smaller MTU and we did not have MSS fixup in place.

We enabled MSS fixup on our end which we probably should have put in place in the first place. Kelsey Cummings System Architect, Sonic.

Return to.