diff --git a/modules/telco-core-networking.adoc b/modules/telco-core-networking.adoc
index acb603f8eb9..057ca5e9568 100644
--- a/modules/telco-core-networking.adoc
+++ b/modules/telco-core-networking.adoc
@@ -44,6 +44,12 @@ For more information, see "Cluster Network Operator".
 The following diagram illustrates how specific service IP addresses are advertised to the outside via specific VLAN interfaces.
 Services routes are defined in `BGPAdvertisement` CRs and configured with values for `IPAddressPool1` and `BGPPeer1` fields.
 --
+.. Define a MetalLB `BGPAdvertisement` CR to specify which IP address pools should be advertised to a selected list of `BGPPeer` resources. The following diagram illustrates how specific service IP addresses are advertised externally through specific VLAN interfaces. Services routes are defined in `BGPAdvertisement` CRs and configured with values for `IPAddressPool1` and `BGPPeer1` fields.
+
+[NOTE]
+====
+Figure 3.2 shows the recommended network topology, where bonding uses ports from the same dual-port NIC. Bonding ports across different NICs is not recommended.
+====
 
 .Telco core reference design MetalLB service separation
 image::openshift-telco-core-rds-metallb-service-separation.png[Telco core reference design MetalLB service separation]