Zabbix master and 2 Proxy servers reporting "More than 100 items having missing data for more than 10 minutes". We had to re-install zabbix-proxy-mysql.x86 package on proxy servers and zabbix-server-mysql on master server. One of the proxy server "hvld-zab1p2" is not sending data to the master server. Please help

Administration->Que Details->showing ICMP Ping loss

Log files showing these errors:
100796:20221128:012032.156 failed to accept an incoming connection: connection from "10.10.11.82" rejected, allowed hosts: "mvld-zab1p1.hcuk.pri,hvld-zab1p2.
hcuk.pri,hvld-zab1m2.hcuk.pri"
100802:20221128:012032.749 no active checks on server [hvld-zab1m2.hcuk.pri:10051]: host [hvld-zab1p2.hcuk.pri] not found
100795:20221128:012047.173 failed to accept an incoming connection: connection from "10.10.11.82" rejected, allowed hosts: "mvld-zab1p1.hcuk.pri,hvld-zab1p2.
hcuk.pri,hvld-zab1m2.hcuk.pri"
100796:20221128:012102.196 failed to accept an incoming connection: connection from "10.10.11.82" rejected, allowed hosts: "mvld-zab1p1.hcuk.pri,hvld-zab1p2.
hcuk.pri,hvld-zab1m2.hcuk.pri"