3.6 Congestion Manager for Enum Queries

Congestion handling for ENUM queries done by vENUM. Non-ENUM (DNS) queries are managed by bind9.

Congestion control for ENUM queries has two threshold levels for outgoing messages. An alarm is raised if TPS for incoming messages exceeding Max vENUM TPS on ENUM MP.

ENUM options table has Congestion Notification flag for response. This indicates whether to generate a response with a Congestion Notification for discarded responses. The valid values are Yes or No.