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Reference

Interface settings

Name your routers' interfaces, set which side each faces, set subscribed rates, and choose which appear on the Interfaces page.

Configure → Interface settings lists every interface Heimnull knows, by exporter. Interfaces come from SNMP (with their names) or from flow records (by index, until SNMP names them).

Role For Effect
Transit Links to your transit providers Faces the internet
Peering Internet exchanges and private peers Faces the internet
Internal Customers, core, LAN Inside your network
Other Anything else Inside your network

Only “faces the internet” changes what Heimnull does:

  • Direction. Traffic entering on a Transit or Peering interface and leaving on any other is inbound, even when neither address is in your networks; the reverse is outbound. Such traffic also feeds the Possibly missing networks list on the Networks page.
  • Copies. On an exporter sampled on both sides, a sample taken anywhere but a Transit or Peering interface is a copy, kept out of the totals.
  • Planning. Capacity forecasts, the transit view and congestion escalation use the Transit and Peering interfaces.
  • NAT. The Juniper SRX’s NAT correlation reads Internal as the LAN side.

Internal and Other behave the same; Internal documents the inside.

Setting What it does
Name A display name, if the SNMP name isn’t clear
Subscribed rate The capacity to measure against, when it’s below the port speed (your commit, or a rate-limited port). Accepts k, M, G and T, for example 2G or 500M. Empty uses the port speed from SNMP
Show on the Interfaces page Lists the interface under Traffic → Interfaces and in Planning