Re: [CentOS] bad udp cksum

2018-09-06 Thread Jürgen Gotteswinter
: [CentOS] bad udp cksum I have seen such and issue but it depends on the environment structure. I have seen it mostly on VM's and it was resolved. The hardware and software details of the setup might help to understand what's causing it. Eliezer Eliezer Croitoru Linux System Administrator

Re: [CentOS] bad udp cksum

2018-09-06 Thread Eliezer Croitoru
Email: elie...@ngtech.co.il -Original Message- From: CentOS [mailto:centos-boun...@centos.org] On Behalf Of Laszlo Danielisz Sent: Thursday, August 9, 2018 9:53 PM To: centos@centos.org Subject: [CentOS] bad udp cksum Hi, Recently I'm noticing an interesting issue. My CentOS servers

Re: [CentOS] bad udp cksum

2018-08-10 Thread Laszlo Danielisz
I could, however that is going to increase the CPU load, mostly under heavy network load. On Fri, Aug 10, 2018 at 3:34 AM, Simon Matter wrote: > > Hi, > > > > Recently I'm noticing an interesting issue. > > My CentOS servers are trying to send logs to a logging server via > 514/udp, > > however

Re: [CentOS] bad udp cksum

2018-08-10 Thread Simon Matter
> Hi, > > Recently I'm noticing an interesting issue. > My CentOS servers are trying to send logs to a logging server via 514/udp, > however I'm not receiving anything. > > I did the following on CentOS > *tcpdump -vvv -nn udp -i esn160 port 514* > > In another session on the same server: > *nc

[CentOS] bad udp cksum

2018-08-09 Thread Laszlo Danielisz
Hi, Recently I'm noticing an interesting issue. My CentOS servers are trying to send logs to a logging server via 514/udp, however I'm not receiving anything. I did the following on CentOS *tcpdump -vvv -nn udp -i esn160 port 514* In another session on the same server: *nc syslog-server -u 514*