| gcp.router.best_received_routes_count (gauge)
 | Current number of best routes received by router. Shown as route
 | 
| gcp.router.bfd.control.receive_intervals (gauge)
 | BFD control packets receive intervals. Shown as millisecond
 | 
| gcp.router.bfd.control.received_packets_count (count)
 | Number of control packets received from this BFD session. | 
| gcp.router.bfd.control.rejected_packets_count (count)
 | Number of control packets rejected, from this BFD session. | 
| gcp.router.bfd.control.transmit_intervals (gauge)
 | BFD control packets transmit intervals. Shown as millisecond
 | 
| gcp.router.bfd.control.transmitted_packets_count (count)
 | Number of control packets transmitted from this BFD session. | 
| gcp.router.bfd.session_flap_events_count (count)
 | Number of each BFD flap event from this BFD session. A session flap event refers to the transition from Up state. | 
| gcp.router.bfd.session_up (gauge)
 | Indicator for successful BFD session establishment. 1 indicates the session is up. 0 indicates the session is down. | 
| gcp.router.bgp.received_routes_count (gauge)
 | Current number of routes received on a BGP session. Shown as route
 | 
| gcp.router.bgp.sent_routes_count (gauge)
 | Current number of routes sent on a BGP session. Shown as route
 | 
| gcp.router.bgp.session_up (gauge)
 | Indicator for successful BGP session establishment. | 
| gcp.router.bgp_sessions_down_count (gauge)
 | Number of BGP sessions on the router that are down. Shown as session
 | 
| gcp.router.bgp_sessions_up_count (gauge)
 | Number of BGP sessions on the router that are up. Shown as session
 | 
| gcp.router.dynamic_routes.learned_routes.any_dropped_unique_destinations (gauge)
 | A boolean metric of whether there are any unique destinations dropped in a network region due to exceeding quota. | 
| gcp.router.dynamic_routes.learned_routes.dropped_unique_destinations (gauge)
 | The number of unique destinations dropped in a network region due to exceeding quota. | 
| gcp.router.dynamic_routes.learned_routes.unique_destinations_limit (gauge)
 | The maximum number of unique destinations allowed by route quota for this network region. | 
| gcp.router.dynamic_routes.learned_routes.used_unique_destinations (gauge)
 | Number of unique destinations used by learned routes for this network region. | 
| gcp.router.nat.allocated_ports (gauge)
 | The number of ports allocated to all VMs by the NAT gateway. | 
| gcp.router.nat.closed_connections_count (count)
 | The number of connections to the NAT gateway that are closed. Shown as connection
 | 
| gcp.router.nat.dropped_received_packets_count (count)
 | The number of received packets dropped by the NAT gateway. Shown as packet
 | 
| gcp.router.nat.dropped_sent_packets_count (count)
 | Count of sent packets dropped by the NAT gateway. Shown as packet
 | 
| gcp.router.nat.nat_allocation_failed (gauge)
 | Indicates if there is a failure in allocating NAT IPs to any VM in the NAT gateway. | 
| gcp.router.nat.new_connections_count (count)
 | The number of new connections to the NAT gateway. Shown as connection
 | 
| gcp.router.nat.open_connections (gauge)
 | The number of connections open to the NAT gateway. Shown as connection
 | 
| gcp.router.nat.port_usage (gauge)
 | The highest port usage among all VMs connected to the NAT gateway. | 
| gcp.router.nat.received_bytes_count (count)
 | The number of bytes received by the NAT gateway. Shown as byte
 | 
| gcp.router.nat.received_packets_count (count)
 | The number of packets received by the NAT gateway. Shown as packet
 | 
| gcp.router.nat.sent_bytes_count (count)
 | The number of bytes sent by the NAT gateway. Shown as byte
 | 
| gcp.router.nat.sent_packets_count (count)
 | The number of packets sent by the NAT gateway. Shown as packet
 | 
| gcp.router.router_up (gauge)
 | Router status, up or down. | 
| gcp.router.sent_routes_count (gauge)
 | Current number of routes sent by router. |