Wind River Support Network


LIN6-8235 : wrl 4.3 : SCTP_PEER_ADDR_CHANGE Notification over UNCONFIRMED path

Created: Aug 24, 2014    Updated: Dec 3, 2018
Resolved Date: Sep 10, 2014
Found In Version: 6.0
Fix Version:
Severity: Severe
Applicable for: Wind River Linux 6
Component/s: Kernel


With the setup described in the steps to reproduce : 

On server end, there is a lot of SCTP_PEER_ADDR_CHANGE notification with each path Probe for UNCONFIRMED Address

Steps to Reproduce

1) SCTP Multi homing association when one of the destination address is unreachable from server end ( ACL Rule or IP address delete(IP_FREEBIND))
2) SCTP Server application subscribing for " sctp_address_event " notifications.
3) use low RTO/HB.Interval configurations to see the issue happening fast.

Please find the attached Zip contains .
Client, Server IP Address/Route Information,  Server Program

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