bfd

bfd
+  micro-bfd-sessions
   +  lag-interface name reference 
      +  admin-state keyword
      +  desired-minimum-transmit-interval number
      +  detection-multiplier number
      +  local-address (ipv4-address | ipv6-address)
      -  member-interface name string 
         -  active-receive-interval number
         -  active-transmit-interval number
         -  async
            -  last-clear string
            -  last-packet-received string
            -  last-packet-transmitted string
            -  received-errored-packets number
            -  received-packets number
            -  transmitted-packets number
            -  up-transitions number
         -  failure-transitions number
         -  last-failure-time string
         -  last-state-transition string
         -  local-diagnostic-code keyword
         -  local-discriminator number
         -  remote-control-plane-independent boolean
         -  remote-diagnostic-code keyword
         -  remote-discriminator number
         -  remote-minimum-receive-interval number
         -  remote-multiplier number
         -  remote-session-state keyword
         -  session-state keyword
      +  remote-address (ipv4-address | ipv6-address)
      +  required-minimum-receive number
-  network-instance name string 
   -  peer local-discriminator number 
      -  active-receive-interval number
      -  active-transmit-interval number
      -  async
         -  last-clear string
         -  last-packet-received string
         -  last-packet-transmitted string
         -  received-errored-packets number
         -  received-packets number
         -  transmitted-packets number
         -  up-transitions number
      -  failure-transitions number
      -  ipv6-link-local-interface string
      -  last-failure-time string
      -  last-state-transition string
      -  local-address (ipv4-address | ipv6-address)
      -  local-diagnostic-code keyword
      -  oper-state keyword
      -  remote-address (ipv4-address | ipv6-address)
      -  remote-control-plane-independent boolean
      -  remote-diagnostic-code keyword
      -  remote-discriminator number
      -  remote-minimum-receive-interval number
      -  remote-multiplier number
      -  remote-session-state keyword
      -  session-state keyword
      -  subscribed-protocols string
+  subinterface id string 
   +  admin-state keyword
   +  desired-minimum-transmit-interval number
   +  detection-multiplier number
   +  minimum-echo-receive-interval number
   +  required-minimum-receive number
-  total-bfd-sessions number
-  total-unmatched-bfd-packets number

bfd Descriptions

bfd


	Description	Context to configure BFD parameters and report BFD sessions state
	Context	bfd
	Tree	bfd
	Configurable	True
	Platforms	Supported on all platforms

micro-bfd-sessions


	Description	Context to configure micro-BFD session parameters and report sessions state
	Context	bfd micro-bfd-sessions
	Tree	micro-bfd-sessions
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

lag-interface name reference


	Description	List of ethernet interface references to associate a micro-BFD session config and state
	Context	bfd micro-bfd-sessions lag-interface name reference
	Tree	lag-interface
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

name reference


	Description	Reference ID for associated lag interface Example: lag1 (Reference Interface lag1).
	Context	bfd micro-bfd-sessions lag-interface name reference
	Reference	interface name string
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

admin-state keyword


	Description	Administratively enable or disable BFD for this subinterface
	Context	bfd micro-bfd-sessions lag-interface name reference admin-state keyword
	Tree	admin-state
	Default	disable
	Options	enable disable
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

desired-minimum-transmit-interval number


	Description	The minimum interval between transmission of BFD control packets This value is advertised to the peer, however the actual interval used is specified by taking the maximum of desired-minimum-transmit-interval and the value of the remote required-minimum-receive interval value. This value is specified as an integer number of microseconds.
	Context	bfd micro-bfd-sessions lag-interface name reference desired-minimum-transmit-interval number
	Tree	desired-minimum-transmit-interval
	Range	10000 to 100000000
	Default	1000000
	Units	microseconds
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

detection-multiplier number


	Description	The number of packets that must be missed to declare this session as down The detection interval for the BFD session is calculated by multiplying the value of the negotiated transmission interval by this value.
	Context	bfd micro-bfd-sessions lag-interface name reference detection-multiplier number
	Tree	detection-multiplier
	Range	3 to 20
	Default	3
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

local-address (ipv4-address | ipv6-address)


	Description	IP address to be used as source address in BFD packets
	Context	bfd micro-bfd-sessions lag-interface name reference local-address (ipv4-address \| ipv6-address)
	Tree	local-address
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

member-interface name string


	Description	List of ethernet interface references to associate a micro-BFD session config and state
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string
	Tree	member-interface
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

name string


	Description	Reference ID for associated ethernet interface Example: ethernet-2/1 (Reference Interface ethernet-2/1).
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

active-receive-interval number


	Description	The receive interval currently being used by this BFD session This is the amount of time the BFD state machine expects between receiving BFD messages from the remote peer.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string active-receive-interval number
	Tree	active-receive-interval
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

active-transmit-interval number


	Description	The transmit interval currently being used by this BFD session This is the amount of time the local BFD agent will wait between the sending of BFD messages to the remote peer
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string active-transmit-interval number
	Tree	active-transmit-interval
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

async


	Description	Container for async BFD operational state parameters
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async
	Tree	async
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

last-clear string


	Description	Timestamp of the last time the session counters were cleared.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async last-clear string
	Tree	last-clear
	String Length	20 to 32
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

last-packet-received string


	Description	Timestamp for when the last BFD packet was received for this session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async last-packet-received string
	Tree	last-packet-received
	String Length	20 to 32
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

last-packet-transmitted string


	Description	Timestamp for when the last BFD packet was transmitted for this session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async last-packet-transmitted string
	Tree	last-packet-transmitted
	String Length	20 to 32
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

received-errored-packets number


	Description	Counter for the number of BFD packets received with BFD level errors
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async received-errored-packets number
	Tree	received-errored-packets
	Default	0
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

received-packets number


	Description	Counter for the number of BFD packets received for this session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async received-packets number
	Tree	received-packets
	Default	0
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

transmitted-packets number


	Description	Counter for the number of BFD packets transmitted for this session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async transmitted-packets number
	Tree	transmitted-packets
	Default	0
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

up-transitions number


	Description	Counter for the number of UP transitions for this BFD session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string async up-transitions number
	Tree	up-transitions
	Default	0
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

failure-transitions number


	Description	The number of times that the BFD session has transitioned out of the up state
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string failure-transitions number
	Tree	failure-transitions
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

last-failure-time string


	Description	Timestamp of the last BFD session transition out of the up state to down state
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string last-failure-time string
	Tree	last-failure-time
	String Length	20 to 32
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

last-state-transition string


	Description	Timestamp of the last micro-BFD session transition from any state to any state Time of the session in the current state can be calculated from this value.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string last-state-transition string
	Tree	last-state-transition
	String Length	20 to 32
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

local-diagnostic-code keyword


	Description	The local BFD diagnostic code indicating the most recent reason for failure of this BFD session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string local-diagnostic-code keyword
	Tree	local-diagnostic-code
	Options	NO_DIAGNOSTIC No diagnostic code was specified, or the session has not changed state DETECTION_TIMEOUT The control detection time expired: no BFD packet was received within the required period ECHO_FAILED The BFD echo function failed - echo packets have not been received for the required period of time NEIGHBOR_SIGNALED_DOWN The neighbor signaled session down FORWARDING_RESET The forwarding plane in the local system was reset The forwarding plane in the local system was reset The remote system cannot rely on the forwarding state of the device specifying this error code. PATH_DOWN Signalling outside of BFD specified that the path underlying this session has failed CONCATENATED_PATH_DOWN A segment on the path between source and destination has failed A segment on the path between source and destination has failed When a BFD session runs over a series of path segments, this error code indicates that a subsequent path segment (i.e., one in the transmit path between the source and destination of the session) has failed. ADMIN_DOWN The BFD session has been administratively disabled by the peer REVERSE_CONCATENATED_PATH_DOWN A segment on the reverse path between destination and source has failed A segment on the reverse path between destination and source has failed In the case that a BFD session is running over a series of path segments, this error code indicates that a path segment on the reverse path (i.e., in the transmit direction from the destination to the source of the session) has failed.
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

local-discriminator number


	Description	BFD session local discriminator
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string local-discriminator number
	Tree	local-discriminator
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-control-plane-independent boolean


	Description	Indicates if the remote neighbor has set the control independent flag
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-control-plane-independent boolean
	Tree	remote-control-plane-independent
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-diagnostic-code keyword


	Description	The remote BFD diagnostic code indicating the remote system's reason for failure of the BFD session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-diagnostic-code keyword
	Tree	remote-diagnostic-code
	Options	NO_DIAGNOSTIC No diagnostic code was specified, or the session has not changed state DETECTION_TIMEOUT The control detection time expired: no BFD packet was received within the required period ECHO_FAILED The BFD echo function failed - echo packets have not been received for the required period of time NEIGHBOR_SIGNALED_DOWN The neighbor signaled session down FORWARDING_RESET The forwarding plane in the local system was reset The forwarding plane in the local system was reset The remote system cannot rely on the forwarding state of the device specifying this error code. PATH_DOWN Signalling outside of BFD specified that the path underlying this session has failed CONCATENATED_PATH_DOWN A segment on the path between source and destination has failed A segment on the path between source and destination has failed When a BFD session runs over a series of path segments, this error code indicates that a subsequent path segment (i.e., one in the transmit path between the source and destination of the session) has failed. ADMIN_DOWN The BFD session has been administratively disabled by the peer REVERSE_CONCATENATED_PATH_DOWN A segment on the reverse path between destination and source has failed A segment on the reverse path between destination and source has failed In the case that a BFD session is running over a series of path segments, this error code indicates that a path segment on the reverse path (i.e., in the transmit direction from the destination to the source of the session) has failed.
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-discriminator number


	Description	A unique identifier used by the remote system to identify this BFD session
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-discriminator number
	Tree	remote-discriminator
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-minimum-receive-interval number


	Description	The value of the minimum receive interval that was specified by the peer This value references the value in the most recent BFD control packet received from the peer.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-minimum-receive-interval number
	Tree	remote-minimum-receive-interval
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-multiplier number


	Description	The current number of packets that must be missed to declare the session as down The detection interval for the BFD session is calculated by multiplying the value of the negotiated transmission interval by this value.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-multiplier number
	Tree	remote-multiplier
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-session-state keyword


	Description	The reported state of the BFD session according to the remote system This state reflects the last state reported in a BFD control packet.
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string remote-session-state keyword
	Tree	remote-session-state
	Options	ADMIN_DOWN The BFD session is administratively disabled DOWN The BFD session is perceived to be down by the system INIT The BFD session is perceived to be initialising by the system UP The BFD session is perceived to be up by the system
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

session-state keyword


	Description	The state of the BFD session perceived by the local system
	Context	bfd micro-bfd-sessions lag-interface name reference member-interface name string session-state keyword
	Tree	session-state
	Options	ADMIN_DOWN The BFD session is administratively disabled DOWN The BFD session is perceived to be down by the system INIT The BFD session is perceived to be initialising by the system UP The BFD session is perceived to be up by the system
	Configurable	False
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

remote-address (ipv4-address | ipv6-address)


	Description	The remote IP address for the far-end of the BFD session This must be the same IP version as the local-address.
	Context	bfd micro-bfd-sessions lag-interface name reference remote-address (ipv4-address \| ipv6-address)
	Tree	remote-address
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

required-minimum-receive number


	Description	The minimum interval between received BFD control packets that this system should support This value is advertised to the remote peer to indicate the maximum frequency (i.e., minimum inter-packet interval) between BFD control packets that is acceptable to the local system. This value is specified as an integer number of microseconds.
	Context	bfd micro-bfd-sessions lag-interface name reference required-minimum-receive number
	Tree	required-minimum-receive
	Range	10000 to 100000000
	Default	1000000
	Units	microseconds
	Configurable	True
	Platforms	7220 IXR-D2L, 7250 IXR-6, 7220 IXR-D3, 7220 IXR-D2, 7220 IXR-H3, 7220 IXR-H2, 7220 IXR-D1, 7220 IXR-D3L, 7250 IXR-10

network-instance name string


	Description	network-instance context for BFD session.
	Context	bfd network-instance name string
	Tree	network-instance
	Configurable	False
	Platforms	Supported on all platforms

name string


	Description	A unique name identifying the network instance
	Context	bfd network-instance name string
	Configurable	False
	Platforms	Supported on all platforms

peer local-discriminator number


	Description	BFD session state related to this peer
	Context	bfd network-instance name string peer local-discriminator number
	Tree	peer
	Configurable	False
	Platforms	Supported on all platforms

local-discriminator number


	Description	BFD session local discriminator
	Context	bfd network-instance name string peer local-discriminator number
	Configurable	False
	Platforms	Supported on all platforms

active-receive-interval number


	Description	The receive interval currently being used by this BFD session This is the amount of time the BFD state machine expects between receiving BFD messages from the remote peer.
	Context	bfd network-instance name string peer local-discriminator number active-receive-interval number
	Tree	active-receive-interval
	Configurable	False
	Platforms	Supported on all platforms

active-transmit-interval number


	Description	The transmit interval currently being used by this BFD session This is the amount of time the local BFD agent will wait between the sending of BFD messages to the remote peer
	Context	bfd network-instance name string peer local-discriminator number active-transmit-interval number
	Tree	active-transmit-interval
	Configurable	False
	Platforms	Supported on all platforms

async


	Description	Container for async BFD operational state parameters
	Context	bfd network-instance name string peer local-discriminator number async
	Tree	async
	Configurable	False
	Platforms	Supported on all platforms

last-clear string


	Description	Timestamp of the last time the session counters were cleared.
	Context	bfd network-instance name string peer local-discriminator number async last-clear string
	Tree	last-clear
	String Length	20 to 32
	Configurable	False
	Platforms	Supported on all platforms

last-packet-received string


	Description	Timestamp for when the last BFD packet was received for this session
	Context	bfd network-instance name string peer local-discriminator number async last-packet-received string
	Tree	last-packet-received
	String Length	20 to 32
	Configurable	False
	Platforms	Supported on all platforms

last-packet-transmitted string


	Description	Timestamp for when the last BFD packet was transmitted for this session
	Context	bfd network-instance name string peer local-discriminator number async last-packet-transmitted string
	Tree	last-packet-transmitted
	String Length	20 to 32
	Configurable	False
	Platforms	Supported on all platforms

received-errored-packets number


	Description	Counter for the number of BFD packets received with BFD level errors
	Context	bfd network-instance name string peer local-discriminator number async received-errored-packets number
	Tree	received-errored-packets
	Default	0
	Configurable	False
	Platforms	Supported on all platforms

received-packets number


	Description	Counter for the number of BFD packets received for this session
	Context	bfd network-instance name string peer local-discriminator number async received-packets number
	Tree	received-packets
	Default	0
	Configurable	False
	Platforms	Supported on all platforms

transmitted-packets number


	Description	Counter for the number of BFD packets transmitted for this session
	Context	bfd network-instance name string peer local-discriminator number async transmitted-packets number
	Tree	transmitted-packets
	Default	0
	Configurable	False
	Platforms	Supported on all platforms

up-transitions number


	Description	Counter for the number of UP transitions for this BFD session
	Context	bfd network-instance name string peer local-discriminator number async up-transitions number
	Tree	up-transitions
	Default	0
	Configurable	False
	Platforms	Supported on all platforms

failure-transitions number


	Description	The number of times that the BFD session has transitioned out of the up state
	Context	bfd network-instance name string peer local-discriminator number failure-transitions number
	Tree	failure-transitions
	Configurable	False
	Platforms	Supported on all platforms

ipv6-link-local-interface string


	Description	For IPv6 link local sessions only, indicates the local interface with which the session is associated.
	Context	bfd network-instance name string peer local-discriminator number ipv6-link-local-interface string
	Tree	ipv6-link-local-interface
	Configurable	False
	Platforms	Supported on all platforms

last-failure-time string


	Description	Timestamp of the last BFD session transition out of the up state to down state
	Context	bfd network-instance name string peer local-discriminator number last-failure-time string
	Tree	last-failure-time
	String Length	20 to 32
	Configurable	False
	Platforms	Supported on all platforms

last-state-transition string


	Description	Timestamp of the last BFD session transition from any state to any state Time of the session in the current state can be calculated from this value.
	Context	bfd network-instance name string peer local-discriminator number last-state-transition string
	Tree	last-state-transition
	String Length	20 to 32
	Configurable	False
	Platforms	Supported on all platforms

local-address (ipv4-address | ipv6-address)


	Description	IP address to be used as source address in BFD packets
	Context	bfd network-instance name string peer local-discriminator number local-address (ipv4-address \| ipv6-address)
	Tree	local-address
	Configurable	False
	Platforms	Supported on all platforms

local-diagnostic-code keyword


	Description	The local BFD diagnostic code indicating the most recent reason for failure of this BFD session
	Context	bfd network-instance name string peer local-discriminator number local-diagnostic-code keyword
	Tree	local-diagnostic-code
	Options	NO_DIAGNOSTIC No diagnostic code was specified, or the session has not changed state DETECTION_TIMEOUT The control detection time expired: no BFD packet was received within the required period ECHO_FAILED The BFD echo function failed - echo packets have not been received for the required period of time NEIGHBOR_SIGNALED_DOWN The neighbor signaled session down FORWARDING_RESET The forwarding plane in the local system was reset The forwarding plane in the local system was reset The remote system cannot rely on the forwarding state of the device specifying this error code. PATH_DOWN Signalling outside of BFD specified that the path underlying this session has failed CONCATENATED_PATH_DOWN A segment on the path between source and destination has failed A segment on the path between source and destination has failed When a BFD session runs over a series of path segments, this error code indicates that a subsequent path segment (i.e., one in the transmit path between the source and destination of the session) has failed. ADMIN_DOWN The BFD session has been administratively disabled by the peer REVERSE_CONCATENATED_PATH_DOWN A segment on the reverse path between destination and source has failed A segment on the reverse path between destination and source has failed In the case that a BFD session is running over a series of path segments, this error code indicates that a path segment on the reverse path (i.e., in the transmit direction from the destination to the source of the session) has failed.
	Configurable	False
	Platforms	Supported on all platforms

oper-state keyword


	Description	Details the operational state of the session
	Context	bfd network-instance name string peer local-discriminator number oper-state keyword
	Tree	oper-state
	Options	up Component or process is operational down Component or process is not operational empty Component slot is empty downloading Component is downloading image into memory booting Component is booting downloaded image starting Component image operational, application processes starting failed Component or process has failed synchronizing Component is currently being synchronized upgrading Component is currently being upgraded low-power Component is offline due to insufficient system power degraded Component or process is in a degraded state warm-reboot Component or process is currently warm rebooting Component or process is currently warm rebooting This state is set during a warm reboot immediately following initiation of the reboot, continuing after startup until the system has completed audit. In this state the system will not accept configuration changes. waiting Component or process is currently waiting Component or process is currently waiting This state can be set by event handler when the reinvoke-with-delay action is used, and indicates that the event handler is waiting for the provided delay before reinvoking the instance.
	Configurable	False
	Platforms	Supported on all platforms

remote-address (ipv4-address | ipv6-address)


	Description	The remote IP address for the far-end of the BFD session This must be the same IP version as the local-address.
	Context	bfd network-instance name string peer local-discriminator number remote-address (ipv4-address \| ipv6-address)
	Tree	remote-address
	Configurable	False
	Platforms	Supported on all platforms

remote-control-plane-independent boolean


	Description	Indicates if the remote neighbor has set the control independent flag
	Context	bfd network-instance name string peer local-discriminator number remote-control-plane-independent boolean
	Tree	remote-control-plane-independent
	Configurable	False
	Platforms	Supported on all platforms

remote-diagnostic-code keyword


	Description	The remote BFD diagnostic code indicating the remote system's reason for failure of the BFD session
	Context	bfd network-instance name string peer local-discriminator number remote-diagnostic-code keyword
	Tree	remote-diagnostic-code
	Options	NO_DIAGNOSTIC No diagnostic code was specified, or the session has not changed state DETECTION_TIMEOUT The control detection time expired: no BFD packet was received within the required period ECHO_FAILED The BFD echo function failed - echo packets have not been received for the required period of time NEIGHBOR_SIGNALED_DOWN The neighbor signaled session down FORWARDING_RESET The forwarding plane in the local system was reset The forwarding plane in the local system was reset The remote system cannot rely on the forwarding state of the device specifying this error code. PATH_DOWN Signalling outside of BFD specified that the path underlying this session has failed CONCATENATED_PATH_DOWN A segment on the path between source and destination has failed A segment on the path between source and destination has failed When a BFD session runs over a series of path segments, this error code indicates that a subsequent path segment (i.e., one in the transmit path between the source and destination of the session) has failed. ADMIN_DOWN The BFD session has been administratively disabled by the peer REVERSE_CONCATENATED_PATH_DOWN A segment on the reverse path between destination and source has failed A segment on the reverse path between destination and source has failed In the case that a BFD session is running over a series of path segments, this error code indicates that a path segment on the reverse path (i.e., in the transmit direction from the destination to the source of the session) has failed.
	Configurable	False
	Platforms	Supported on all platforms

remote-discriminator number


	Description	A unique identifier used by the remote system to identify this BFD session
	Context	bfd network-instance name string peer local-discriminator number remote-discriminator number
	Tree	remote-discriminator
	Configurable	False
	Platforms	Supported on all platforms

remote-minimum-receive-interval number


	Description	The value of the minimum receive interval that was specified by the peer This value references the value in the most recent BFD control packet received from the peer.
	Context	bfd network-instance name string peer local-discriminator number remote-minimum-receive-interval number
	Tree	remote-minimum-receive-interval
	Configurable	False
	Platforms	Supported on all platforms

remote-multiplier number


	Description	The current number of packets that must be missed to declare the session as down The detection interval for the BFD session is calculated by multiplying the value of the negotiated transmission interval by this value.
	Context	bfd network-instance name string peer local-discriminator number remote-multiplier number
	Tree	remote-multiplier
	Configurable	False
	Platforms	Supported on all platforms

remote-session-state keyword


	Description	The reported state of the BFD session according to the remote system This state reflects the last state reported in a BFD control packet.
	Context	bfd network-instance name string peer local-discriminator number remote-session-state keyword
	Tree	remote-session-state
	Options	ADMIN_DOWN The BFD session is administratively disabled DOWN The BFD session is perceived to be down by the system INIT The BFD session is perceived to be initialising by the system UP The BFD session is perceived to be up by the system
	Configurable	False
	Platforms	Supported on all platforms

session-state keyword


	Description	The state of the BFD session perceived by the local system
	Context	bfd network-instance name string peer local-discriminator number session-state keyword
	Tree	session-state
	Options	ADMIN_DOWN The BFD session is administratively disabled DOWN The BFD session is perceived to be down by the system INIT The BFD session is perceived to be initialising by the system UP The BFD session is perceived to be up by the system
	Configurable	False
	Platforms	Supported on all platforms

subscribed-protocols string


	Description	Indicates the set of protocols that currently use this BFD session for liveliness detection
	Context	bfd network-instance name string peer local-discriminator number subscribed-protocols string
	Tree	subscribed-protocols
	Configurable	False
	Platforms	Supported on all platforms

subinterface id string


	Description	List of subinterface references to associating BFD config and state
	Context	bfd subinterface id string
	Tree	subinterface
	Configurable	True
	Platforms	Supported on all platforms

id string


	Description	Reference ID for associated subinterface Example: ethernet-2/1.100 (Reference Interface ethernet-2/1, subinterface 100).
	Context	bfd subinterface id string
	String Length	5 to 137
	Configurable	True
	Platforms	Supported on all platforms

admin-state keyword


	Description	Administratively enable or disable BFD for this subinterface
	Context	bfd subinterface id string admin-state keyword
	Tree	admin-state
	Default	disable
	Options	enable disable
	Configurable	True
	Platforms	Supported on all platforms

desired-minimum-transmit-interval number


	Description	The minimum interval between transmission of BFD control packets This value is advertised to the peer, however the actual interval used is specified by taking the maximum of desired-minimum-transmit-interval and the value of the remote required-minimum-receive interval value. This value is specified as an integer number of microseconds.
	Context	bfd subinterface id string desired-minimum-transmit-interval number
	Tree	desired-minimum-transmit-interval
	Range	10000 to 100000000
	Default	1000000
	Units	microseconds
	Configurable	True
	Platforms	Supported on all platforms

detection-multiplier number


	Description	The number of packets that must be missed to declare this session as down The detection interval for the BFD session is calculated by multiplying the value of the negotiated transmission interval by this value.
	Context	bfd subinterface id string detection-multiplier number
	Tree	detection-multiplier
	Range	3 to 20
	Default	3
	Configurable	True
	Platforms	Supported on all platforms

minimum-echo-receive-interval number


	Description	The minimum interval between echo packets the local node can receive Implicitly enabled echo mode on the associated interface.
	Context	bfd subinterface id string minimum-echo-receive-interval number
	Tree	minimum-echo-receive-interval
	Range	0 \| 250000 to 100000000
	Default	0
	Configurable	True
	Platforms	Supported on all platforms

required-minimum-receive number


	Description	The minimum interval between received BFD control packets that this system should support This value is advertised to the remote peer to indicate the maximum frequency (i.e., minimum inter-packet interval) between BFD control packets that is acceptable to the local system. This value is specified as an integer number of microseconds.
	Context	bfd subinterface id string required-minimum-receive number
	Tree	required-minimum-receive
	Range	10000 to 100000000
	Default	1000000
	Units	microseconds
	Configurable	True
	Platforms	Supported on all platforms

total-bfd-sessions number


	Description	Counter for the total number of BFD sessions
	Context	bfd total-bfd-sessions number
	Tree	total-bfd-sessions
	Default	0
	Configurable	False
	Platforms	Supported on all platforms

total-unmatched-bfd-packets number


	Description	Counter for the total number of BFD packets received not matching a BFD session
	Context	bfd total-unmatched-bfd-packets number
	Tree	total-unmatched-bfd-packets
	Default	0
	Configurable	False
	Platforms	Supported on all platforms