Gevin,
I modified on node 1. The error it logged is ( log level is 8 )
Node 1 log:
=================
daemon: waked
daemon: select: listen=7 active_threads=1 tvp=zero
daemon: activity on 1 descriptor
daemon: activity on: 20r
daemon: read activity on 20
daemon: select: listen=7 active_threads=1 tvp=zero
null_callback : error code 0x14
syncrepl_updateCookie: rid=001 be_modify failed (20)
daemon: removing 20
do_syncrepl: rid=001 retrying
daemon: activity on 1 descriptor
daemon: waked
daemon: select: listen=7 active_threads=1 tvp=zero
daemon: activity on 1 descriptor
daemon: activity on: 21r
daemon: read activity on 21
Node 2 log:
===============
daemon: added 7r listener=1f9060
slap_client_connect: URI=ldap://135.254.229.102:390 DN="uid=<UID>,o=<o>"
ldap_sasl_bind_s failed (-1)
do_syncrepl: rid=001 retrying
Do let me know If you need more log info at higher levels.