[CentOS] Centralised logging with Gui and alerts?

2009-08-13 Thread Gavin Henry
Hi all, If logging all logs via syslog to a central syslog server that are all Centos based, what GUIs are out there to browse them etc. ? I know about splunk but don't want to go down that route. Also, some servers are hosted and would be best not sending their logs across the net to a central s

Re: [CentOS] Centralised logging with Gui and alerts?

2009-08-13 Thread Gavin Henry
2009/8/14 Darrin Khan : > Hello Gavin, > > We have a large number of locations around the world with a number of > servers in each. We use rsyslog to handle this, as we are able to use > encrypted connections back to the central servers. > > Also each location has an aggregation host, so not all se

[CentOS] CentOS 5.7 eth0, eth1 and arpwatch flip flops

2012-12-26 Thread Gavin Henry
Dear all, Has anyone experienced this whilst running DRBD over eth1 between two CentOS 5.7 servers? eth1 is a private IP address, unroutable. eth0 is the public address. CentOS will reply sometimes once every 3 days or every 14mins~ saying "My public IP is on eth1" to arp requests when it's not,

Re: [CentOS] CentOS 5.7 eth0, eth1 and arpwatch flip flops

2012-12-26 Thread Gavin Henry
>> We're having to shut eth1 down and bring it up for sync at night. > > To what type of equipment are your ethernet devices connected? I'm asking now. > Are they > both connected to the same device? Same VLAN, not sure about same device yet. Checking. > I've seen some devices (particularly > 2

Re: [CentOS] CentOS 5.7 eth0, eth1 and arpwatch flip flops

2012-12-26 Thread Gavin Henry
> Most of 169/8 is, but presumably he meant 169.254.0.0/16. > >> The only "non-routable" (i.e. reserved for private networks) IP blocks are: > > The list is slightly longer than that: > http://en.wikipedia.org/wiki/Reserved_IP_addresses#Reserved_IPv4_addresses No, Mike was right. 169.x.x.x which i

Re: [CentOS] CentOS 5.7 eth0, eth1 and arpwatch flip flops

2012-12-26 Thread Gavin Henry
First things first... Can you confirm that those are still the values in > place? > > cat /proc/sys/net/ipv4/conf/eth0/arp_filter > cat /proc/sys/net/ipv4/conf/eth0/arp_ignore > cat /proc/sys/net/ipv4/conf/eth1/arp_filter > cat /proc/sys/net/ipv4/conf/eth1/arp_ignore > cat /proc/sys/net/ipv4/conf/

Re: [CentOS] CentOS 5.7 eth0, eth1 and arpwatch flip flops

2013-01-04 Thread Gavin Henry
Couldn't get this to work so had to disable it. On 26 December 2012 19:47, Gavin Henry wrote: > First things first... Can you confirm that those are still the values in >> place? >> >> cat /proc/sys/net/ipv4/conf/eth0/arp_filter >> cat /proc/sys/net/ipv4/conf/