The following section outlines DNS/DHCP Server DHCP metrics that are collected and
available for export to observability platforms.
bc_dhcp4_message- The number of incoming DHCPv4 messages. The value has a label
messageTypefor each DHCPv4 message and the message can be one of the following:DISCOVEROFFERREQUESTACKNACKDECLINEINFORMRELEASE
bc_dhcp4_leases_per_second- The number of DHCPv4 leases given per second.
bc_dhcp4_top_client- A counter of the top most frequently occurring client IDs present in
incoming DHCPv4 messages, such as the hardware address or MAC address.Note: The counter increments for
DISCOVER,REQUEST,DECLINE,INFORM, andRELEASEmessages. bc_dhcp4_free_leases- The number of DHCPv4 free leases.Note: This metric can only be collected from DNS/DHCP Server running software version 26.1.0 or greater.
bc_dhcp4_active_leases- The number of DHCPv4 active leases.Note: This metric can only be collected from DNS/DHCP Server running software version 26.1.0 or greater.
bc_dhcp4_reserved_addresses- The number of DHCPv4 reserved addresses.Note: This metric can only be collected from DNS/DHCP Server running software version 26.1.0 or greater.
bc_dhcp4_subnets- The number of DHCPv4 subnets.Note: This metric can only be collected from DNS/DHCP Server running software version 26.1.0 or greater.
bc_dhcp6_message- The number of incoming DHCPv6 messages. The value has a label
messagefor each DHCPv6 message and the message can be one of the following:SOLICITADVERTISEREQUESTREPLYCONFIRMRENEWREBINDRELEASEDECLINERECONFINFOREQUESTRELAYREPLYRELAYFORWARD
bc_dhcp6_leases_per_second- The number of DHCPv6 leases given per second.
bc_dhcp6_top_client- A counter of the top most frequently occurring client IDs present in
incoming DHCPv6 messages, such as the DUID.Note: The counter increments for
SOLICIT,ADVERTISE,CONFIRM,RENEW,REBIND,RELEASE,DECLINE, andINFOREQUESTmessages.