updated to remove port and add service for firewall

snmp.sh

@@ -8,17 +8,12 @@ if [ "$EUID" -ne 0 ]; then
   exit
 fi
 
-if [ "$EUID" -ne 0 ]; then
-  echo "Please run as root"
-  exit
-fi
-
 if [ -f /etc/debian_version ]; then
     apt update
     apt install -y snmpd curl
 elif [ -f /etc/redhat-release ]; then
     yum install -y net-snmp net-snmp-utils
-    firewall-cmd --zone=public --add-port=161/udp --permanent
+    firewall-cmd --zone=public --add-service=snmp --permanent
     firewall-cmd --reload
 else
     echo "Unable to determine linux distro"