Hi Rahul,
What presence event is there ? Maybe the Notifies (first and second) are
the result of the same event and triggered from the same process (this
explaining the serial processing of them).
What OpenSIPS version are you using ? as normally, for sequential
presence requests, the
One of the UAC changed its listen port from 5060 to 5070 and sent a new
subscription however before the subscription made it to UAS, UAS sent a NOTIFY
to UAC to port 5060 and then immediately another NOTIFY to UAC to port 5070
Old setup:
UAC (5060) --- opensips(proxy) (5060) --- UAS (5059)
New