About Sebastian Helmer

Sebastian Helmer · 01-13-2019

Dear all, I'm facing a strange problem and checked already a lot but maybe u will give me some good addittional thoughts. We have a server in an openstack enviroment virtually running quiet fine. After a while, today it was after 72h, sometimes aft...

Sebastian Helmer · 11-15-2018

Hi there, can some one tell me the exact size is it 9000bytes or a more common number which is exactly supported. Abd be did I understood the command reference guide correctly that if a frame bigger than that will arrive the port will go shutdow...

Sebastian Helmer · 10-04-2018

Hello, we have two stacks (2x2) running on different location with almost the same issue and the same config. Sometimes it seems to crash somewehre inside or so and after a few minutes/seconds the switch is back fine. Also the network is down in th...

Sebastian Helmer · 09-12-2016

Dear all, I never thought about that but after a discussion I'm no longer sure and would like to verify that. By today I thought if I add some APs to the wireless maps that will have to influence to their function. But another person I talked to la...

Sebastian Helmer · 05-24-2016

Dear all, currently I plan to attach some 600 on a vWLC as well as the new 1810 and other OEAPs on that vWLC, because its much better than connecting them to our internal WLC 5508. For security and flexibility in necessary code updates. But the 600...

Sebastian Helmer · 01-13-2019

Yes, I expect an arp issue as well, but not sure how to explain that. I can only look on the L2 Level, the Routers are already customer stuff and I plan to invite him to support us..That's the way:Traffic to SAP (VPN):Server - (R1 - Firewall) - SAPTr...

Sebastian Helmer · 01-13-2019

I wasn't able to capture the traffic yet but we plan to make that possible...Before the SAP was always in another Segment, but the DB Server was not virtual it was a HW Server.

Sebastian Helmer · 01-13-2019

Im running the prior latest code, but we are planning to change that soon.I don’t want to use static entries because it’s an virtual environment and the sever could move to another node if necessary. And i don’t understand why this happens after hour...

Sebastian Helmer · 01-13-2019

Thanks but the power management is disabled in that NICs the option is not available on the NICs.

Sebastian Helmer · 10-05-2018

Thank you for your reply. I'm not 100% sure I guess the system runs just a few hours maybe about 12 or so..after that it seems to come up the problem. We didn't saw the issue during the first day's because we used it just in a lab environment first. ...

Member Since	‎10-09-2006 10:11 AM
Date Last Visited	‎10-07-2024 11:14 AM
Posts	570
Total Helpful Votes Received	126

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ping enables communication by time..

Jumbo Frame size SG550xg

SG550x issue (fatal error)

CIsco Prime Heat Map influence APs?

OEAP 600 with vWLC

Re: ping enables communication by time..

Re: ping enables communication by time..

Re: ping enables communication by time..

Re: ping enables communication by time..

Re: SG550x issue (fatal error)