diff --git a/lib/bkp b/lib/bkp
index 1977a0a..2136a4a 100644
--- a/lib/bkp
+++ b/lib/bkp
@@ -87,19 +87,19 @@ bkp_local_db() {
 				exit 1
 			else
 				wp_conf_retrieve $wp true true $subfolder
-				[[ $wp_dbhost == "localhost" ]] && check_for_mysql
+				[[ $wp_dbhost_host == "localhost" ]] && check_for_mysql
 				[[ -n $subfolder ]] && local subname=$(echo $subfolder | sed "s/\//_/g")
 			fi
 			
-			if [[ $wp_dbhost != "localhost" && ( -z $extdb_user || -z $extdb_pass || -z $extdb_url || -z $extdb_port ) ]]; then
+			if [[ $wp_dbhost_host != "localhost" && ( -z $extdb_user || -z $extdb_pass || -z $extdb_url || -z $extdb_port ) ]]; then
 				echo "${red}[ERROR] Invalid data for External Database!${end}"
 				exit 1
 			
 			# Duplicate check: we need this only to prevent error in the next is_wp_installed
-			elif [[ $wp_dbhost != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ]]; then
+			elif [[ $wp_dbhost_host != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ]]; then
 				echo "${red}[ERROR] External DB Connection failed!${end}"
 				exit 1
-			elif [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) != "true" ]]; then
+			elif [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) != "true" ]]; then
 				echo "${red}[ERROR] Localhost DB Connection failed!${end}"
 				exit 1
 				
@@ -176,7 +176,7 @@ bkp_local_db() {
 	[[ -z $filename ]] && local filename="webinoly-backup-db_${fn}_$(date +%F)-$(date +%T).sql"
 
 	
-	if [[ ( $wp_dbhost == "localhost" || -z $external_db ) && $(check_mysql_connection localhost) == "true" ]]; then
+	if [[ ( $wp_dbhost_host == "localhost" || -z $external_db ) && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
 		sudo mysqldump --user=admin --single-transaction --lock-tables --quick $db_name_list > $destination/$filename
 	elif [[ $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) == "true" ]]; then
 		sudo mysqldump -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" --single-transaction --lock-tables --quick $db_name_list > $destination/$filename
@@ -739,35 +739,41 @@ export_site() {
 
 		# Include database backup for this site!
 		if [[ -z $skip_db ]]; then
-			if [[ $(conf_read mysql) == "true" && $(is_wp $siteto $subfolder) == "true" && $( wp_config_read $siteto DB_HOST $subfolder ) == "localhost" && $(is_wp_installed $siteto $subfolder) == "true" ]]; then
-				# We use dbnames instead of domains because is easier to include subfolders
-				if [[ -z $export_db_list ]]; then
-					local export_db_list="$( wp_config_read $siteto DB_NAME $subfolder )"
-				else
-					local export_db_list="$export_db_list,$( wp_config_read $siteto DB_NAME $subfolder )"
+			if [[ $(is_wp $siteto $subfolder) == "true" ]]; then
+				wp_conf_retrieve $siteto false false $subfolder
+				if [[ $(conf_read mysql) == "true" && $wp_dbhost_host == "localhost" && $(is_wp_installed $siteto $subfolder) == "true" && -n $wp_dbname ]]; then
+					# We use dbnames instead of domains because is easier to include subfolders
+					if [[ -z $export_db_list ]]; then
+						local export_db_list="$wp_dbname"
+					else
+						local export_db_list="$export_db_list,$wp_dbname"
+					fi
+					echo "${blu}${dim}Database included: ${siteto}${subfolder} ${end}"
+				elif [[ $wp_dbhost_host == "localhost" ]]; then
+					echo "${red}${dim}Database not found or empty: ${siteto}${subfolder} ${end}"
+				elif [[ -n $wp_dbhost_host && $wp_dbhost_host != "localhost" ]]; then
+					echo "${red}${dim}External database not included: ${siteto}${subfolder} ${end}"
 				fi
-				echo "${blu}${dim}Database included: ${siteto}${subfolder} ${end}"
-			elif [[ $(is_wp $siteto $subfolder) == "true" && $( wp_config_read $siteto DB_HOST $subfolder ) == "localhost" ]]; then
-				echo "${red}${dim}Database not found or empty: ${siteto}${subfolder} ${end}"
-			elif [[ $(is_wp $siteto $subfolder) == "true" && $( wp_config_read $siteto DB_HOST $subfolder ) != "localhost" ]]; then
-				echo "${red}${dim}External database not included: ${siteto}${subfolder} ${end}"
 			fi
 			
 			# Check if site contains WP in subfolders
 			for sit in "/etc/nginx/apps.d/${siteto}_"*-wpcommon.conf
 			do 
 				local suby="/$(echo $sit | cut -f 2- -d "_" -s | cut -f -1 -d "-" -s | sed "s/_/\//g")"
-				if [[ -n $suby && $(conf_read mysql) == "true" && -f /var/www/$siteto/htdocs$suby/wp-config.php && $( wp_config_read $siteto DB_HOST $suby ) == "localhost" && $(is_wp_installed $siteto $suby) == "true" ]]; then
-					if [[ -z $export_db_list ]]; then
-						local export_db_list="$( wp_config_read $siteto DB_NAME $suby )"
-					else
-						local export_db_list="$export_db_list,$( wp_config_read $siteto DB_NAME $suby )"
+				if [[ $(is_wp $siteto $suby) == "true" ]]; then
+					wp_conf_retrieve $siteto false false $suby
+					if [[ -n $suby && $(conf_read mysql) == "true" && $wp_dbhost_host == "localhost" && $(is_wp_installed $siteto $suby) == "true" && -n $wp_dbname ]]; then
+						if [[ -z $export_db_list ]]; then
+							local export_db_list="$wp_dbname"
+						else
+							local export_db_list="$export_db_list,$wp_dbname"
+						fi
+						echo "${blu}${dim}Database included: ${siteto}${suby} ${end}"
+					elif [[ -n $suby && $wp_dbhost_host == "localhost" ]]; then
+						echo "${red}${dim}Database not found or empty: ${siteto}${suby} ${end}"
+					elif [[ -n $suby && -n $wp_dbhost_host && $wp_dbhost_host != "localhost" ]]; then
+						echo "${red}${dim}External database not included: ${siteto}${suby} ${end}"
 					fi
-					echo "${blu}${dim}Database included: ${siteto}${suby} ${end}"
-				elif [[ -n $suby && -f /var/www/$siteto/htdocs$suby/wp-config.php && $( wp_config_read $siteto DB_HOST $suby ) == "localhost" ]]; then
-					echo "${red}${dim}Database not found or empty: ${siteto}${suby} ${end}"
-				elif [[ -n $suby && -f /var/www/$siteto/htdocs$suby/wp-config.php && $( wp_config_read $siteto DB_HOST $suby ) != "localhost" ]]; then
-					echo "${red}${dim}External database not included: ${siteto}${suby} ${end}"
 				fi
 				local suby=""
 			done
@@ -882,18 +888,17 @@ import_site() {
 		# Database recovery - create users because they are not imported
 		if [[ -n $db_create_users && $overwrite != "on" && $(is_wp $domain) == "true" ]]; then
 			wp_conf_retrieve $domain true false
-				
-			if [[ $wp_dbhost == "localhost" && -n $wp_dbname && -n $wp_dbuser && -n $wp_dbpass && -n $(sudo mysqlshow --user=admin | grep -ow $wp_dbname) ]]; then
+			if [[ $wp_dbhost_host == "localhost" && -n $wp_dbname && -n $wp_dbuser && -n $wp_dbpass && -n $(sudo mysqlshow --user=admin "${mysql_params[@]}" | grep -ow $wp_dbname) ]]; then
 				echo "${blu}${dim}Restoring database for${end}${dim} $domain ${blu}${dim}site!${end}"
 				
 				# Check if user exists
-				if [[ -z $(sudo mysql --connect-timeout=10 --user=admin -e "SELECT User FROM mysql.user;" | grep -ow $wp_dbuser) ]]; then
-					sudo mysql --connect-timeout=10 --user=admin <<_EOF_
+				if [[ -z $(sudo mysql --connect-timeout=10 --user=admin -e "SELECT User FROM mysql.user;" "${mysql_params[@]}" | grep -ow $wp_dbuser) ]]; then
+					sudo mysql --connect-timeout=10 --user=admin "${mysql_params[@]}" <<_EOF_
 CREATE USER '${wp_dbuser}'@'localhost' IDENTIFIED BY '${wp_dbpass}';
 GRANT $(db_user_role) on ${wp_dbname}.* to '${wp_dbuser}'@'localhost';
 FLUSH PRIVILEGES;
 _EOF_
-				elif [[ $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname) != "true" ]]; then
+				elif [[ $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname $mysql_param) != "true" ]]; then
 					echo "${red}${dim}[ERROR] Database cannot be restored, seems like a user with the same name already exists.${end}"
 				else
 					echo "${blu}${dim}DB user already exists and a successful connection can be established, so we will use it.${end}"
@@ -908,18 +913,17 @@ _EOF_
 				local suby="/$(echo $sit | cut -f 2- -d "_" -s | cut -f -1 -d "-" -s | sed "s/_/\//g")"
 				if [[ -n $suby && -f /var/www/$domain/htdocs$suby/wp-config.php ]]; then
 					wp_conf_retrieve $domain true false $suby
-				
-					if [[ $wp_dbhost == "localhost" && -n $wp_dbname && -n $wp_dbuser && -n $wp_dbpass && -n $(sudo mysqlshow --user=admin | grep -ow $wp_dbname) ]]; then
+					if [[ $wp_dbhost_host == "localhost" && -n $wp_dbname && -n $wp_dbuser && -n $wp_dbpass && -n $(sudo mysqlshow --user=admin "${mysql_params[@]}" | grep -ow $wp_dbname) ]]; then
 						echo "${blu}${dim}Restoring database for${end}${dim} ${domain}${suby} ${blu}${dim}site!${end}"
 						
 						# Check if user exists
-						if [[ -z $(sudo mysql --connect-timeout=10 --user=admin -e "SELECT User FROM mysql.user;" | grep -ow $wp_dbuser) ]]; then
-							sudo mysql --connect-timeout=10 --user=admin <<_EOF_
+						if [[ -z $(sudo mysql --connect-timeout=10 --user=admin -e "SELECT User FROM mysql.user;" "${mysql_params[@]}" | grep -ow $wp_dbuser) ]]; then
+							sudo mysql --connect-timeout=10 --user=admin "${mysql_params[@]}" <<_EOF_
 CREATE USER '${wp_dbuser}'@'localhost' IDENTIFIED BY '${wp_dbpass}';
 GRANT $(db_user_role) on ${wp_dbname}.* to '${wp_dbuser}'@'localhost';
 FLUSH PRIVILEGES;
 _EOF_
-						elif [[ $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname) != "true" ]]; then
+						elif [[ $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname $mysql_param) != "true" ]]; then
 							echo "${red}${dim}[ERROR] Database cannot be restored, seems like a user with the same name already exists.${end}"
 						else
 							echo "${blu}${dim}DB user already exists and a successful connection can be established, so we will use it.${end}"
diff --git a/lib/general b/lib/general
index 1bda6e8..00c37e1 100644
--- a/lib/general
+++ b/lib/general
@@ -324,45 +324,72 @@ check_for_mysql_client() {
 
 
 check_mysql_connection() {
+	# Examples for admin connection:
+	# Localhost: $(check_mysql_connection localhost)
+	# Unix socket: $(check_mysql_connection localhost /var/run/mysqld/mysqld.sock)
+	# Custom port: $(check_mysql_connection localhost 3307)
+	# External DB: $(check_mysql_connection $dburl $dbport $dburoot $dbproot)
+	
+	# Examples for especific User connection:
+	# Localhost: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass)
+	# Unix socket: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass /var/run/mysqld/mysqld.sock)
+	# Custom port: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass 3307)
+	# External DB: $(check_mysql_connection $extdb_url $extdb_port $wp_dbuser $wp_dbpass)
+	
+	# Examples for especific DBname/User connection:
+	# Note: Error message is not displayed!
+	# Localhost: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname)
+	# Unix socket: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname /var/run/mysqld/mysqld.sock)
+	# Custom port: $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname 3307)
+	# External DB: $(check_mysql_connection $extdb_url $extdb_port $wp_dbuser $wp_dbpass $wp_dbname)
+	
 	local query="quit"
-
-	if [[ -n $1 && ${1,,} != "localhost" && -n $2 && -n $3 && -n $4 ]]; then
+	local error_display="true"
+	
+	if [[ -n $1 && ${1,,} != "localhost" && $(is_url $1) =~ ^(http|https|true|http\+ip|https\+ip|ip)$ && -n $2 && -n $3 && -n $4 ]]; then
 		check_for_mysql_client
-		[[ -n $5 ]] && local query="use $5"
-		sudo mysql --connect-timeout=10 -h "$1" -P "$2" -u"$3" -p"$4" -e "$query"
-		if [[ $? != "0" ]]; then
-			echo "${red}============================================" >&2
-			echo "    [Error]  Database conection failed." >&2
-			echo "============================================${end}" >&2
-			echo "" >&2
-			echo "false"
-		else
-			echo "true"
+		if [[ -n $5 ]]; then
+			local query="use $5"
+			local error_display="false"
 		fi
+		sudo mysql --connect-timeout=10 -h "$1" -P "$2" -u"$3" -p"$4" -e "$query" 2>/dev/null
+		[[ $? != "0" ]] && local out="false"
 	elif [[ ${1,,} == "localhost" && $(conf_read mysql) == "true" ]]; then
-		# In case of custom DB user
 		if [[ -n $2 && -n $3 ]]; then
-			[[ -n $4 ]] && local query="use $4"
-			sudo mysql --connect-timeout=10 --user=$2 -p$3 -e "$query" 2>/dev/null
-			[[ $? != "0" ]] && echo "false" || echo "true"
-		else
-			sudo mysql --connect-timeout=10 --user=admin -e "$query"
-			if [[ $? != "0" ]]; then
-				echo "${red}============================================" >&2
-				echo "    [Error]  Database conection failed." >&2
-				echo "============================================${end}" >&2
-				echo "" >&2
-				echo "false"
-			else
-				echo "true"
+			if [[ -S $4 ]]; then
+				local mysql_params="-S${4}"
+			elif [[ $4 =~ ^[0-9]+$ && $4 -ge 0 && $4 -le 65535 ]]; then
+				local mysql_params=(-P${4} --protocol=TCP)
+			elif [[ -n $4 ]]; then
+				local query="use $4"
+				[[ -S $5 ]] && local mysql_params="-S${5}"
+				[[ $5 =~ ^[0-9]+$ && $5 -ge 0 && $5 -le 65535 ]] && local mysql_params=(-P${5} --protocol=TCP)
 			fi
+			# We need the protocol socket fixed to prevent warnings when custom port is used.
+			sudo mysql --connect-timeout=10 --user=$2 -p$3 -e "$query" "${mysql_params[@]}" 2>/dev/null
+			[[ $? != "0" ]] && local out="false"
+			local error_display="false"
+		else
+			# In case of Unix socket or localhost with custom port
+			[[ -S $2 ]] && local mysql_params="-S${2}"
+			[[ $2 =~ ^[0-9]+$ && $2 -ge 0 && $2 -le 65535 ]] && local mysql_params=(-P${2} --protocol=TCP)
+			sudo mysql --connect-timeout=10 --user=admin -e "$query" "${mysql_params[@]}" 2>/dev/null
+			[[ $? != "0" ]] && local out="false"
 		fi
 	else
+		local out="false"
+	fi
+	
+	if [[ $out == "false" && $error_display != "false" ]]; then
 		echo "${red}============================================" >&2
 		echo "    [Error]  Database conection failed." >&2
 		echo "============================================${end}" >&2
 		echo "" >&2
 		echo "false"
+	elif [[ $out == "false" ]]; then
+		echo "false"
+	else
+		echo "true"
 	fi
 }
 
@@ -487,6 +514,22 @@ wp_conf_retrieve() {
 	# $3 set to false if you want to disable WP Domain Mapping check (wp_pref will be for the main site when disabled, wp_ instead of wp_3_).
 	# $4 is subfolder
 	
+	# Prevent unwanted values when called multiple times
+	unset wp_config
+	unset wp_dbname
+	unset wp_dbuser
+	unset wp_dbhost
+	unset wp_dbpass
+	unset wp_dbpref
+	unset wp_dbhost_host
+	unset wp_dbhost_port
+	unset wp_dbhost_socket
+	unset wp_dbpref_main
+	unset wp_blogid
+	unset mysql_params
+	unset mysql_param
+	
+	
 	wp_config=$(wp_config_path $1 $4)
 	# Just in case: We should always check is_wp before calling this function
 	# The best error message is the one that never shows up! :)
@@ -500,19 +543,40 @@ wp_conf_retrieve() {
 	wp_dbhost=$( wp_config_read $1 DB_HOST $4 )
 	wp_dbpass=$( wp_config_read $1 DB_PASSWORD $4 )
 	wp_dbpref=$( grep -F "table_prefix" $wp_config | cut -f 2 -d "'" -s)
-	wp_extdb_url=$(echo "$wp_dbhost" | cut -f 1 -d ':')
-	wp_extdb_port=$(echo "$wp_dbhost" | cut -f 2 -d ':' -s)
+	
+	# wp_dbhost - Always contains the complete string
+	# wp_dbhost_host - Only the host part
+	# wp_dbhost_port - Only the port part (default: 3306)
+	# wp_dbhost_socket - Only the socket path if exist (default: empty)
+	
+	# Example: localhost:3307 (host: localhost, port:3307)
+	# Example: localhost:/var/run/mysqld/mysqld.sock (host: localhost, socket:/var/run/mysqld/mysqld.sock)
+	# Example: mysql.example.com:3306 (host: mysql.example.com, port:3307)
+	
+	wp_dbhost_host=$(echo "$wp_dbhost" | cut -f 1 -d ':')
+	local host_pars=$(echo "$wp_dbhost" | cut -f 2 -d ':' -s)
+	if [[ $host_pars =~ ^[0-9]+$ && $host_pars -ge 0 && $host_pars -le 65535 ]]; then
+		wp_dbhost_port=$host_pars
+		mysql_params=(-P${wp_dbhost_port} --protocol=TCP) # Array because it fails to split the args in MySQL http://mywiki.wooledge.org/BashFAQ/050
+		mysql_param="$wp_dbhost_port"
+	elif [[ -S $host_pars ]]; then
+		wp_dbhost_socket=$host_pars
+		mysql_params="-S${wp_dbhost_socket}"
+		mysql_param="$wp_dbhost_socket"
+	else
+		wp_dbhost_host=$wp_dbhost
+	fi
 	
 	wp_dbpref_main=${wp_dbpref} # In case of domain mapping this variable always remains with the main site info
 	
 	[[ ${wp_dbhost,,} == "localhost" ]] && wp_dbhost=${wp_dbhost,,}
-	[[ -z $wp_extdb_port ]] && wp_extdb_port="3306"
+	#[[ -z $wp_dbhost_port ]] && wp_dbhost_port="3306"
 	
 	
-	if [[ $2 != "false" ]]; then
-		if [[ -z $external_db && -n $wp_dbhost && $wp_dbhost != "localhost" && $wp_dbhost == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
+	if [[ $2 != "false" && $wp_dbhost_host != "localhost" && -z $wp_dbhost_socket && $(is_url $wp_dbhost) =~ ^(http|https|true|http\+ip|https\+ip|ip)$ ]]; then
+		if [[ -z $external_db && -n $(conf_read external-dbh) && -n $(conf_read external-dbx) && $wp_dbhost == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
 			check_external_db_saved
-		elif [[ -z $external_db && -n $wp_dbhost && $wp_dbhost != "localhost" && -n $(conf_read external-dbh) && $wp_dbhost != "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
+		elif [[ -z $external_db && -n $(conf_read external-dbh) ]]; then
 			echo "${dim}[INFO] External Database saved credentials found, but we cannot use it because not the same host!${end}" >&2
 		fi
 		
@@ -527,14 +591,14 @@ wp_conf_retrieve() {
 				unset extdb_port
 			fi
 		fi
-		if [[ -z $external_db && -n $wp_dbhost && $wp_dbhost != "localhost" ]]; then
+		if [[ -z $external_db ]]; then
 			echo "" >&2
 			echo "${gre}External DB${blu} '${wp_dbhost}' ${gre}found in:${blu}${dim} ${1}${4} ${end}" >&2
 			read -p "${blu}External DB username: ${end}" extdb_user
 			read -p "${blu}External DB password: ${end}" extdb_pass
 			extdb_host=$wp_dbhost
-			extdb_url=$wp_extdb_url
-			extdb_port=$wp_extdb_port
+			extdb_url=$wp_dbhost_host
+			extdb_port=$wp_dbhost_port
 			external_db="[${extdb_user},${extdb_pass},${extdb_host}]"
 		fi
 	fi
@@ -552,9 +616,8 @@ wp_conf_retrieve() {
 		
 		if [[ $(is_wp_multisite $maindom $4) =~ ^(subdomain|subdirectory)$ ]]; then
 			local dbq="USE $wp_dbname; SELECT blog_id FROM ${wp_dbpref}blogs WHERE domain='$1' OR domain='www.$1';"
-			
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				local bid=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbq")
+			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				local bid=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbq" "${mysql_params[@]}")
 			elif [[ $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) == "true" ]]; then
 				local bid=$(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbq")
 			fi
@@ -935,13 +998,13 @@ is_cache() {
 is_wp_multisite() {
 	if [[ $(is_wp $1 $2) == "true" ]]; then
 		wp_conf_retrieve $1 true false $2 # 3th parameter should always be 'false' to prevent an infinite loop!
-		if [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref ]]; then
+		if [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref ]]; then
 			local dbsetup="SELECT * FROM information_schema.tables WHERE table_schema = '$wp_dbname' AND table_name = '${wp_dbpref}sitemeta' LIMIT 1;"
 			local dbsetuc="USE $wp_dbname; SELECT meta_value FROM ${wp_dbpref}sitemeta where meta_key='subdomain_install';"
 			
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				wpmu=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup")
-				[[ -n $wpmu ]] && mutype=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetuc")
+			if [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				wpmu=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup" "${mysql_params[@]}")
+				[[ -n $wpmu ]] && mutype=$(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetuc" "${mysql_params[@]}")
 			elif [[ $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) == "true" ]]; then
 				wpmu=$(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbsetup")
 				[[ -n $wpmu ]] && mutype=$(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbsetuc")
@@ -975,11 +1038,11 @@ is_wp_installed() {
 		# but that makes no-sense because even if it's not mapped, it will return the main site data
 		# Until now, we don't need a "is_domain_mapped" function, maybe we can change "is_wp_installed" to only be true for main domain sites, not parked (if it's not mapped). This can change in the future!!!
 		
-		if [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref ]]; then
+		if [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref ]]; then
 			local dbsetup="SELECT * FROM information_schema.tables WHERE table_schema = '$wp_dbname' AND table_name = '${wp_dbpref}options' LIMIT 1;"
 			
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				[[ -n $(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup") ]] && echo "true" || echo "false"
+			if [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				[[ -n $(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup" "${mysql_params[@]}") ]] && echo "true" || echo "false"
 			elif [[ $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) == "true" ]]; then
 				[[ -n $(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbsetup") ]] && echo "true" || echo "false"
 			else
@@ -1169,9 +1232,9 @@ edit_wp_db_url_multisite() {
 			local wp_blogid=$3		
 			local dbsetup="SELECT * FROM information_schema.tables WHERE table_schema = '$wp_dbname' AND table_name = '${wp_dbpref}options' LIMIT 1;"
 			
-			if [[ $wp_dbhost == "localhost" && -n $(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup") ]]; then
+			if [[ $wp_dbhost_host == "localhost" && -n $(sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup" "${mysql_params[@]}") ]]; then
 				echo "${blu}${dim}WordPress blog ID (${wp_dbpref}) found and validated in a WP Multisite Network!${end}" >&2
-			elif [[ $wp_dbhost != "localhost" && -n $(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbsetup") ]]; then
+			elif [[ $wp_dbhost_host != "localhost" && -n $(sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$dbsetup") ]]; then
 				echo "${blu}${dim}WordPress blog ID (${wp_dbpref}) found and validated in a WP Multisite Network!${end}" >&2
 			else
 				echo "${red}${dim}[ERROR] WordPress blog ID (${wp_dbpref}) not found!${end}" >&2
@@ -1180,9 +1243,9 @@ edit_wp_db_url_multisite() {
 			fi
 		fi
 		
-		if [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref_main && -n $wp_blogid ]]; then
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				sudo mysql --connect-timeout=10 --user=admin <<_EOF_
+		if [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref_main && -n $wp_blogid ]]; then
+			if [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				sudo mysql --connect-timeout=10 --user=admin "${mysql_params[@]}" <<_EOF_
 USE $wp_dbname;
 UPDATE ${wp_dbpref_main}blogs SET domain='$2' WHERE blog_id='${wp_blogid}';
 UPDATE ${wp_dbpref_main}blogs SET path='/' WHERE blog_id='${wp_blogid}';
@@ -1214,9 +1277,10 @@ edit_wp_db_url() {
 	
 	if [[ -n $1 && -n $2 && $(is_wp_installed $1 $3) == "true" ]]; then
 		wp_conf_retrieve $1 true true $3
-		if [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref ]]; then
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				sudo mysql --connect-timeout=10 --user=admin <<_EOF_
+		
+		if [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref ]]; then
+			if [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				sudo mysql --connect-timeout=10 --user=admin "${mysql_params[@]}" <<_EOF_
 USE $wp_dbname;
 UPDATE ${wp_dbpref}options SET option_value='$2' WHERE option_name='home';
 UPDATE ${wp_dbpref}options SET option_value='$2' WHERE option_name='siteurl';
diff --git a/lib/sites b/lib/sites
index 825f244..41f7626 100644
--- a/lib/sites
+++ b/lib/sites
@@ -490,17 +490,17 @@ db_delete() {
 	wp_conf_retrieve $1 true false $2
 	[[ -z $wp_config ]] && return
 	
-	if [[ -z $wp_dbhost || -z $wp_dbname || -z $wp_dbuser ]]; then
+	if [[ -z $wp_dbhost_host || -z $wp_dbname || -z $wp_dbuser ]]; then
 		echo "${red}[ERROR] Database${blu} ${1}${2} ${red}cannot be deleted! ${dim}(WP configuration corrupted)${end}"
 		return
-	elif [[ ( $wp_dbhost == "localhost" &&  ( $(conf_read mysql) != "true" || $(check_mysql_connection localhost) != "true" )) || ( $wp_dbhost != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
+	elif [[ ( $wp_dbhost_host == "localhost" &&  ( $(conf_read mysql) != "true" || $(check_mysql_connection localhost $mysql_param) != "true" )) || ( $wp_dbhost_host != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
 		echo "${red}[ERROR] Database${blu} ${1}${2} ${red}cannot be deleted! ${dim}(DB Connection failed)${end}"
 		return
 	fi
 	
 	dbsetup="DELETE FROM mysql.user WHERE User='$wp_dbuser';DROP DATABASE IF EXISTS $wp_dbname;DELETE FROM mysql.db WHERE Db='$wp_dbname' OR Db='$wp_dbname\\_%';FLUSH PRIVILEGES;"
-	if [[ $wp_dbhost == "localhost" ]]; then
-		sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup"
+	if [[ $wp_dbhost_host == "localhost" ]]; then
+		sudo mysql --connect-timeout=10 --user=admin -e "$dbsetup" "${mysql_params[@]}"
 		echo "${gre}${dim}Database of your site ${blu}${1}${2}${gre} has been successfully deleted! ${end}"
 	else
 		if [[ $extdb_user == "root" && -z $extdb_pass ]]; then
@@ -1654,7 +1654,7 @@ cloning_site() {
 			local custom_wp_dbpref=$( grep -F "table_prefix" $(wp_config_path $domain $subfolder) | cut -f 2 -d "'" -s)
 		fi
 		
-		if [[ $( wp_config_read $domain DB_HOST $subfolder ) == "localhost" ]]; then
+		if [[ $(echo "$(wp_config_read $domain DB_HOST $subfolder)" | cut -f 1 -d ':' ) == "localhost" ]]; then
 			[[ -z $subfolder ]] && sudo site $domain -delete=force > /dev/null 2>&1 || sudo site $domain -subfolder=$subfolder -delete=force > /dev/null 2>&1
 		else
 			if [[ -n $extdb_user && -n $extdb_pass && -n $extdb_host ]]; then
@@ -1782,9 +1782,9 @@ cloning_site() {
 		wp_config_write $domain DB_PASSWORD \'$AUTOGENPASS_WPDB\' $subfolder
 		wp_config_write $domain WP_CACHE_KEY_SALT \'wp_$domain$(echo $subfolder | sed "s/\//_/g")\' $subfolder
 		
-		if [[ $wp_dbhost == "localhost" ]]; then
+		if [[ $wp_dbhost_host == "localhost" ]]; then
 			site -mysql=[localhost,$dom,$usr,$AUTOGENPASS_WPDB] > /dev/null 2>&1
-			mysqldump -u admin $wp_dbname | mysql -u admin $dom
+			mysqldump -u admin "${mysql_params[@]}" $wp_dbname | mysql -u admin "${mysql_params[@]}" $dom
 			
 			# No need of force-redirect check because this is a new and different site.
 			edit_wp_db_url $domain "http://${domain}${subfolder}" $subfolder
@@ -1842,15 +1842,15 @@ wp_replace_content() {
 		exit 1
 	fi
 	
-	if [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref ]]; then
-		if [[ ( $wp_dbhost == "localhost" && $(check_mysql_connection localhost) != "true" ) || ( $wp_dbhost != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
+	if [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref ]]; then
+		if [[ ( $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) != "true" ) || ( $wp_dbhost_host != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
 			exit 1
 		fi
 		
 		query="USE $wp_dbname; UPDATE ${wp_dbpref}posts SET post_content = REPLACE (post_content,'$search','$replace'); FLUSH PRIVILEGES;"
 		
-		if [[ $wp_dbhost == "localhost" ]]; then
-			sudo mysql --connect-timeout=10 --user=admin -e "$query"
+		if [[ $wp_dbhost_host == "localhost" ]]; then
+			sudo mysql --connect-timeout=10 --user=admin -e "$query" "${mysql_params[@]}"
 		else
 			sudo mysql --connect-timeout=10 -h "$extdb_url" -P "$extdb_port" -u"$extdb_user" -p"$extdb_pass" -e "$query"
 		fi
@@ -1975,7 +1975,7 @@ site_info_subfolder() {
 	
 	if [[ $typesite == "wp" ]]; then
 		local wph=$(wp_config_read $domain DB_HOST $subfolder)
-		if [[ ${wph,,} == "localhost" || -n $external_db || $wph == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
+		if [[ ${wph,,} == "localhost" || $(echo "${wph,,}" | cut -f 1 -d ':') == "localhost" || -n $external_db || $wph == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
 			local wpmu=$(is_wp_multisite $domain $subfolder)
 			wp_conf_retrieve $domain true true $subfolder
 		else
@@ -2052,7 +2052,7 @@ site_info() {
 	
 	if [[ $typesite == "WordPress" || ( $typesite == "Parked" && $(is_wp $domain) == "true" ) ]]; then
 		local wph=$(wp_config_read $domain DB_HOST)
-		if [[ ${wph,,} == "localhost" || -n $external_db || $wph == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
+		if [[ ${wph,,} == "localhost" || $(echo "${wph,,}" | cut -f 1 -d ':') == "localhost" || -n $external_db || $wph == "$(conf_read external-dbh):$(conf_read external-dbx)" ]]; then
 			local wpmu=$(is_wp_multisite $domain)
 			wp_conf_retrieve $domain true true
 		else
@@ -2120,14 +2120,13 @@ wp_env_type() {
 	fi
 	
 	# WordPress Reading Settings: Discourage Search Engines
-	wp_conf_retrieve $domain true true $subfolder
-	
-	if [[ -n $wp_dbhost && $wp_dbhost != "localhost" && ( -z $extdb_url || -z $extdb_port || -z $extdb_user || -z $extdb_pass ) ]]; then
+	wp_conf_retrieve $domain true true $subfolder		
+	if [[ -n $wp_dbhost_host && $wp_dbhost_host != "localhost" && ( -z $extdb_url || -z $extdb_port || -z $extdb_user || -z $extdb_pass ) ]]; then
 		echo "${red}${dim}[ERROR] Discourage Search Engines WP option not updated! (External DB data not available)${end}"
-	elif [[ -n $wp_dbhost && -n $wp_dbname && -n $wp_dbpref ]]; then
+	elif [[ -n $wp_dbhost_host && -n $wp_dbname && -n $wp_dbpref ]]; then
 		if [[ $(is_wp_installed $domain $subfolder) == "true" ]]; then
-			if [[ $wp_dbhost == "localhost" && $(check_mysql_connection localhost) == "true" ]]; then
-				sudo mysql --connect-timeout=10 --user=admin <<_EOF_
+			if [[ $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) == "true" ]]; then
+				sudo mysql --connect-timeout=10 --user=admin "${mysql_params[@]}" <<_EOF_
 USE $wp_dbname;
 UPDATE ${wp_dbpref}options SET option_value='$index' WHERE option_name='blog_public';
 FLUSH PRIVILEGES;
diff --git a/lib/verify b/lib/verify
index 193cd2f..9413569 100644
--- a/lib/verify
+++ b/lib/verify
@@ -1071,12 +1071,16 @@ if [[ -z $critical_mode ]]; then
 					echo "${blu}${dim}- [INFO] HTTP Authentication Credentials not found for $ver_domi${end}${red}"
 				fi
 				
-				wp_conf_retrieve $ver_domi false > /dev/null
-				if [[ $wp_dbhost == "localhost" && -n $wp_dbuser && -n $wp_dbpass && -n $wp_dbname && $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname) != "true" ]]; then
-					echo "${dim}- [WARNING] Database connection failed for your WP site $ver_domi (localhost) ${end}${red}"
+				wp_conf_retrieve $ver_domi false false
+				if [[ $wp_dbhost_host == "localhost" && ( -z $wp_dbuser || -z $wp_dbpass || -z $wp_dbname || $(check_mysql_connection localhost $wp_dbuser $wp_dbpass $wp_dbname $mysql_param) != "true" ) ]]; then
+					echo "${red}${dim}- [WARNING] Database connection failed for your WP site $ver_domi (${wp_dbhost}) ${end}${red}"
 					local ver_nine_war="1"
-				elif [[ -n $wp_dbhost && $wp_dbhost != "localhost" && -n $extdb_url && -n $extdb_port && -n $wp_dbuser && -n $wp_dbpass && -n $wp_dbname && $(check_mysql_connection $extdb_url $extdb_port $wp_dbuser $wp_dbpass $wp_dbname 2>/dev/null) != "true" ]]; then
-					echo "${dim}- [WARNING] Database connection failed for your WP site $ver_domi (${wp_dbhost}) ${end}${red}"
+				
+				elif [[ $wp_dbhost_host == "localhost" && -n $wp_dbhost_port ]]; then
+					echo "${blu}${dim}- [INFO] Localhost with custom port could have a negative impact in performance (Site: $ver_domi | Host: ${wp_dbhost}).${end}${red}"
+					
+				elif [[ $wp_dbhost_host != "localhost" && ( -z $wp_dbhost_host || -z $wp_dbhost_port || -z $wp_dbuser || -z $wp_dbpass || -z $wp_dbname || $(check_mysql_connection $wp_dbhost_host $wp_dbhost_port $wp_dbuser $wp_dbpass $wp_dbname) != "true" ) ]]; then
+					echo "${red}${dim}- [WARNING] Database connection failed for your WP site $ver_domi (${wp_dbhost}) ${end}${red}"
 					local ver_nine_war="1"
 				fi
 			fi
diff --git a/usr/site b/usr/site
index 2729387..a02492b 100644
--- a/usr/site
+++ b/usr/site
@@ -372,13 +372,13 @@ elif [[ -n $clone_from ]]; then
 	
 	if [[ $(is_wp $clone_from $subfolder) == "true" ]]; then
 		#We need to call this function in the parent shell to preserve variables and avoid asking two times for the same values in case of external db.
-		wp_conf_retrieve $clone_from true false $subfolder 
+		wp_conf_retrieve $clone_from true false $subfolder
 		iswpclone="true"
 		
-		if [[ -z $wp_dbhost || -z $wp_dbname || -z $wp_dbpref ]]; then
+		if [[ -z $wp_dbhost ||-z $wp_dbhost_host || -z $wp_dbname || -z $wp_dbpref ]]; then
 			echo "${red}[ERROR] Can not retrieve WP data ${dim}(WP Configuration corrupted)!${end}"
 			exit 1
-		elif [[ ( $wp_dbhost == "localhost" && $(check_mysql_connection localhost) != "true" ) || ( $wp_dbhost != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
+		elif [[ ( $wp_dbhost_host == "localhost" && $(check_mysql_connection localhost $mysql_param) != "true" ) || ( $wp_dbhost_host != "localhost" && $(check_mysql_connection $extdb_url $extdb_port $extdb_user $extdb_pass) != "true" ) ]]; then
 			exit 1
 		elif [[ $(is_wp_multisite $clone_from $subfolder) != "false" ]]; then
 			echo "${red}[ERROR] WordPress Multisite can not be cloned!${end}"