diff --git a/poc-cb-net/scripts/build-and-run-agent-in-the-background.sh b/poc-cb-net/scripts/build-and-run-agent-in-the-background.sh
index c387c34..8d1b5cc 100644
--- a/poc-cb-net/scripts/build-and-run-agent-in-the-background.sh
+++ b/poc-cb-net/scripts/build-and-run-agent-in-the-background.sh
@@ -41,7 +41,8 @@ echo "Step 1-4: Install and setup Golang ${GOLANG_VERSION}"
 # Install golang by apt
 # Install Go
 if [ ! -d /usr/local/go ]; then
-  wget https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz
+  wget -q https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz
+  ls -al go${GOLANG_VERSION}.linux-amd64.tar.gz
   sudo tar -C /usr/local -xzf go${GOLANG_VERSION}.linux-amd64.tar.gz
   # Set Go env (for next interactive shell)
   echo "export PATH=\${PATH}:/usr/local/go/bin" >> ${HOME}/.bashrc
diff --git a/poc-cb-net/scripts/build-and-run-agent.sh b/poc-cb-net/scripts/build-and-run-agent.sh
index 2a6b203..5d74d7b 100644
--- a/poc-cb-net/scripts/build-and-run-agent.sh
+++ b/poc-cb-net/scripts/build-and-run-agent.sh
@@ -41,7 +41,8 @@ echo "Step 1-4: Install and setup Golang ${GOLANG_VERSION}"
 # Install golang by apt
 # Install Go
 if [ ! -d /usr/local/go ]; then
-  wget https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz
+  wget -q https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz
+  ls -al go${GOLANG_VERSION}.linux-amd64.tar.gz
   sudo tar -C /usr/local -xzf go${GOLANG_VERSION}.linux-amd64.tar.gz
   # Set Go env (for next interactive shell)
   echo "export PATH=\${PATH}:/usr/local/go/bin" >> ${HOME}/.bashrc
diff --git a/poc-cb-net/scripts/get-and-run-agent.sh b/poc-cb-net/scripts/get-and-run-agent.sh
index 21fcbdb..b88d777 100644
--- a/poc-cb-net/scripts/get-and-run-agent.sh
+++ b/poc-cb-net/scripts/get-and-run-agent.sh
@@ -29,7 +29,8 @@ cd ~/cb-network-agent
 
 
 # Get the execution file of the cb-network agent 0.0.6
-wget https://github.com/cloud-barista/cb-larva/releases/download/v0.0.6/agent
+wget -q https://github.com/cloud-barista/cb-larva/releases/download/v0.0.6/agent
+ls -al agent
 
 # Change mode
 chmod 755 agent