Hello Support-Team,

we are using the HAProxy as load balancer for our Graylog servers.
The TCP based protocols works fine, but we have some trouble with the syslog 
forwarding.
Our configuration file haproxy.cfg looks like this:

log-forward syslog
        # accept incomming UDP messages
        dgram-bind 10.1.2.50:514 transparent

        # log message into ring buffer
        log ring@logbuffer format rfc5424 local0

ring logbuffer
        description "buffer for syslog"
        format rfc5424
        maxlen 1200
        size 32764
        timeout connect 5s
        timeout server 10s

        # send outgoing messages via TCP
        server logserver1 10.1.2.44:1514 log-proto octet-count check
        #server logserver1 10.1.2.44:1514 log-proto octet-count check source 
0.0.0.0 usesrc clientip

The syslog messages are forwarded to the logserver1 10.1.2.44. Unfortunately 
some older Cisco switches did not send the hostname or IP address in the syslog 
packet.
Is there any chance to route the client IP though the ringbuffer to the 
logserver1?
The command source is not allowed in the ring section.  If I uncomment the last 
line no data is send to the logserver1.

Best regards,

Sören Hellwig
Dipl.-Ing. (FH) technische Informatik
Abteilung IT Basis - Team Basistechnologien

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Universitätsklinikum Hamburg-Eppendorf
Geschäftsbereich Informationstechnologie
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20246 Hamburg
Telefon: +49 (0)40 7410-57552
Mobil: +49 (0)152-22837423
s.hell...@uke.de<mailto:s.hell...@uke.de>
www.uke.de<http://www.uke.de/>

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