A couple of suggestions: a. No Local defined for S7_log but is been Forked. FORK_PROCESS ./s7_log -m0xef -fs7_log.log -ps7_log.pcap -tt LOCAL 0xef * s7_log - Display and logging utility b. Port Configuration: Port ID for Server must match Port ID for Client as suggested by Franck SNSLI:SNLINK=1,IPADDR=10.168.3.81,HPORT=2906, PPORT=2905 ,SNEND=S; SNSLI:SNLINK=1,IPADDR=10.168.3.181, HPORT=2905 ,PPORT=2906,SNEND=C c. /sbin/modprobe sctp to insert SCTP d. service iptables save service iptables stop e. check status of selinux and disable to see if the association will come up If all fails contact your local Dialogic Support for further assistance or try the sample config in this App Note. http://www.dialogic.com/~/media/manuals/ss7/cd/GenericInfo/GeneralDocumentation/U30SSS03-MTU-MTR-UG.pdf
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