Circuit Breaker

It allows nodes to protect themselves from being flooded with HTLCs. With circuitbreaker a maximum to the number of in-flight HTLCs can be set on a per-peer basis. Known and trusted peers for example can be assigned a higher maximum, while a new channel from a previously unseen node may be limited to only a few pending HTLCs. Furthermore it is possible to apply rate limits to the number of forwarded HTLCs. This offers protection against DoS/spam attacks that rely on large numbers of fast-resolving HTLCs. Rate limiting is implemented with a Token bucket. Via the UI the minimum interval between .