Sxp connection to v4 as both doesn't work.

Issue:SXP for version 4 as both speaker and listener doesn't work.
Setup: NGWC :
cts sxp connection peer 192.168.20.119 password none mode local both

Peer IP : 192.168.20.119
Source IP : 192.168.113.3
Conn status : On (Speaker) :: Off (Listener)
Conn version : 4
Conn capability : IPv4-IPv6-Subnet
Speaker Conn hold time : 120 seconds
Listener Conn hold time : 0 seconds
Local mode : Both
Connection inst# : 1
TCP conn fd : 1(Speaker) -1(Listener)
TCP conn password: none
Keepalive timer is running
Duration since last state change: 0:00:00:25 (dd:hr:mm:sec) :: 0:00:01:47 (dd:hr:mm:sec)

netstat -an | grep 64999
tcp 0 0 ::ffff:192.168.20.119:64999 :::* LISTEN
tcp 0 0 ::ffff:192.168.20.119:17785 ::ffff:192.168.113.3:64999 ESTABLISHED

Conditions/Trigger/How to reproduce ? ISE is supposed to start 2 thread 1 as listener and one as speaker. its starting only 1 connection and router is waiting for other connection.
Impact:
Workaround :None