diff --git a/inventory/group_vars/nagios b/inventory/group_vars/nagios
index 70763e7..5911ef3 100644
--- a/inventory/group_vars/nagios
+++ b/inventory/group_vars/nagios
@@ -9,3 +9,6 @@ num_cpus: 2
tcp_ports: [ 80, 443 ]
fas_client_groups: sysadmin-noc
+csi_security_category: High
+csi_primary_contact: Fedora Admins - admin(a)fedoraproject.org
+csi_purpose: Monitoring system
diff --git
a/inventory/host_vars/noc01.phx2.fedoraproject.org
b/inventory/host_vars/noc01.phx2.fedoraproject.org
index 73b10dc..e84bffa 100644
---
a/inventory/host_vars/noc01.phx2.fedoraproject.org
+++
b/inventory/host_vars/noc01.phx2.fedoraproject.org
@@ -14,3 +14,16 @@ udp_ports: ['67','68','69']
custom_rules: [ '-A INPUT -p tcp -m tcp -s 192.168.1.20 --dport 5666
-j ACCEPT', '-A INPUT -p tcp -m tcp -s 10.5.126.13 --dport 873 -j
ACCEPT', '-A INPUT -p tcp -m tcp -s 192.168.1.59 --dport 873 -j
ACCEPT' ]
eth0_ip: 10.5.126.41
+csi_relationship: |
+ noc01 is the internal monitoring nagios instance to the phx datacenter.
+ it is also the dhcp server serving all computing nodes
+
+ * This host relies on:
+ - the virthost it's hosted on (
virthost17.phx2.fedoraproject.org)
+ - FAS to authenticate users
+ - VPN connectivity
+
+ * Things that rely on this host:
+ - Infrastructure team to be awair of the infra status. operations
control process will fail
+ - if this host is down, it will be difficult to know the status
of infra and provide reactive/proactive support
+ - if this host is down, dhcp/bootp leases/renew will fail. pxe
booting will fail as well
diff --git
a/inventory/host_vars/noc02.fedoraproject.org
b/inventory/host_vars/noc02.fedoraproject.org
index 8136376..d5f74f0 100644
---
a/inventory/host_vars/noc02.fedoraproject.org
+++
b/inventory/host_vars/noc02.fedoraproject.org
@@ -9,3 +9,15 @@ eth0_ip: 152.19.134.192
vmhost:
ibiblio04.fedoraproject.org
datacenter: ibiblio
postfix_group: vpn
+csi_relationship: |
+ noc02 is the external monitoring nagios instance.
+
+ * This host relies on:
+ - the virthost it's hosted on (
ibiblio04.fedoraproject.org)
+ - FAS to authenticate users
+ - VPN connectivity
+
+ * Things that rely on this host:
+ - Infrastructure team to be awair of the infra status. operations
control process will be affected
+ - if this host is down, it will be difficult to know the status
of infra and provide reactive/proactive support