add missing entries to glossary

docs/source/glossary.rst

@@ -7,6 +7,10 @@ Glossary of terms
     Border Gateway Protocol: a path vector routing protocol described in
     `RFC 4271 <https://datatracker.ietf.org/doc/html/rfc4271>`_.
 
+  CIDR
+    Classless Inter-Domain Routing. A method for denoting IP ranges in the form of ``9.9.0.0/16`` or
+    ``fe80:1234:abcd::/48``.
+
   CNAME
     A type of DNS record that is used as an alias from one hostname to another
 
@@ -29,15 +33,24 @@ Glossary of terms
   ISO
     International Organisation for Standardisation
 
+  LAG
+    Link Aggregation: a bundle of multiple network connections.
+
   LSO
     Lightweight Service Orchestrator
 
   NET
     Network Entity Title: used for :term:`IS-IS` routing.
 
+  OSS
+    Operational Support Systems
+
   SNMP
     Simple Network Management Protocol: a protocol that's used for gathering data, widely used for network management
     and monitoring.
 
+  UUID
+    Universally Unique Identifier
+
   WFO
     `Workflow Orchestrator <https://workfloworchestrator.org/>`_