[root@OSLMSnagios ~]# nmap -sU 10.202.22.24 -p 161
Starting Nmap 6.47 ( http://nmap.org ) at 2019-11-27 05:12 CET
Nmap scan report for osldo003.lhc4net.lhc.com (10.202.22.24)
Host is up (0.00032s latency).
PORT STATE SERVICE
161/udp open|filtered snmp
Nmap done: 1 IP address (1 host up) scanned in 0.28 seconds
[root@OSLMSnagios ~]# nmap -sU 10.202.22.13 -p 161
Starting Nmap 6.47 ( http://nmap.org ) at 2019-11-27 05:12 CET
Nmap scan report for osldo001.lhc4net.lhc.com (10.202.22.13)
Host is up (0.00031s latency).
PORT STATE SERVICE
161/udp open|filtered snmp
But I Can not accept packets from my host (any host). So I'll make this change so that my host can accept packets & will let you know whether issue resolved or not.