Add a release notes warning about the renamed prometheus metrics.
@@ -14,6 +14,10 @@ Action required if upgrading from 0.4.x:
where nodes have multiple IP addresses. If your BGP infrastructure
monitors or enforces specific router IDs for peers, you may need to
update those systems to match new router IDs.
+- The Prometheus metrics for ARP and NDP traffic have been
+ merged. Instead of `arp_*` and `ndp_*` metrics, there is now single
+ set of `arpndp_*` metrics, in which the `ip` label can be IPv4 or
+ IPv6.
New features:
