diff --git a/confluent_osdeploy/el8-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh b/confluent_osdeploy/el8-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
index 31233c82..b2881e0b 100644
--- a/confluent_osdeploy/el8-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
+++ b/confluent_osdeploy/el8-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
@@ -189,8 +189,15 @@ cat > /run/NetworkManager/system-connections/$ifname.nmconnection << EOC
 EOC
 echo id=${ifname} >> /run/NetworkManager/system-connections/$ifname.nmconnection
 echo uuid=$(uuidgen) >> /run/NetworkManager/system-connections/$ifname.nmconnection
+linktype=$(ip link |grep -A2 ${ifname}|tail -n 1|awk '{print $1}')
+if [ "$linktype" = link/infiniband ]; then
+	linktype="infiniband"
+else
+	linktype="ethernet"
+fi
+echo type=$linktype >> /run/NetworkManager/system-connections/$ifname.nmconnection
+
 cat >> /run/NetworkManager/system-connections/$ifname.nmconnection << EOC
-type=ethernet
 autoconnect-retries=1
 EOC
 echo interface-name=$ifname >> /run/NetworkManager/system-connections/$ifname.nmconnection
@@ -199,9 +206,6 @@ multi-connect=1
 permissions=
 wait-device-timeout=60000
 
-[ethernet]
-mac-address-blacklist=
-
 EOC
 autoconfigmethod=$(grep ^ipv4_method: /etc/confluent/confluent.deploycfg |awk '{print $2}')
 auto6configmethod=$(grep ^ipv6_method: /etc/confluent/confluent.deploycfg |awk '{print $2}')
diff --git a/confluent_osdeploy/el9-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh b/confluent_osdeploy/el9-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
index 686e14ce..4fca92cf 100644
--- a/confluent_osdeploy/el9-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
+++ b/confluent_osdeploy/el9-diskless/initramfs/usr/lib/dracut/hooks/cmdline/10-confluentdiskless.sh
@@ -154,8 +154,14 @@ cat > /run/NetworkManager/system-connections/$ifname.nmconnection << EOC
 EOC
 echo id=${ifname} >> /run/NetworkManager/system-connections/$ifname.nmconnection
 echo uuid=$(uuidgen) >> /run/NetworkManager/system-connections/$ifname.nmconnection
+linktype=$(ip link |grep -A2 ${ifname}|tail -n 1|awk '{print $1}')
+if [ "$linktype" = link/infiniband ]; then
+        linktype="infiniband"
+else
+        linktype="ethernet"
+fi
+echo type=$linktype >> /run/NetworkManager/system-connections/$ifname.nmconnection
 cat >> /run/NetworkManager/system-connections/$ifname.nmconnection << EOC
-type=ethernet
 autoconnect-retries=1
 EOC
 echo interface-name=$ifname >> /run/NetworkManager/system-connections/$ifname.nmconnection
@@ -164,9 +170,6 @@ multi-connect=1
 permissions=
 wait-device-timeout=60000
 
-[ethernet]
-mac-address-blacklist=
-
 EOC
 autoconfigmethod=$(grep ^ipv4_method: /etc/confluent/confluent.deploycfg |awk '{print $2}')
 auto6configmethod=$(grep ^ipv6_method: /etc/confluent/confluent.deploycfg |awk '{print $2}')