Default Configuration

The settings in this file (default.cfg) are assumed unless overridden by a custom configuration. Examples of custom configurations are listed in Example Configurations.

Refer to ptp4l(8) for the definition and possible values for each configuration option.

[global]
#
# Default Data Set
#
twoStepFlag		1
clientOnly		0
socket_priority		0
priority1		128
priority2		128
domainNumber		0
#utc_offset		37
clockClass		248
clockAccuracy		0xFE
offsetScaledLogVariance	0xFFFF
free_running		0
freq_est_interval	1
dscp_event		0
dscp_general		0
dataset_comparison	ieee1588
G.8275.defaultDS.localPriority	128
maxStepsRemoved		255
#
# Port Data Set
#
logAnnounceInterval	1
logSyncInterval		0
operLogSyncInterval	0
logMinDelayReqInterval	0
logMinPdelayReqInterval	0
operLogPdelayReqInterval 0
announceReceiptTimeout	3
syncReceiptTimeout	0
delay_response_timeout	0
delayAsymmetry		0
fault_reset_interval	4
neighborPropDelayThresh	20000000
serverOnly		0
G.8275.portDS.localPriority	128
asCapable               auto
BMCA                    ptp
inhibit_announce        0
inhibit_delay_req       0
ignore_source_id        0
power_profile.2011.grandmasterTimeInaccuracy	-1
power_profile.2011.networkTimeInaccuracy	-1
power_profile.2017.totalTimeInaccuracy		-1
power_profile.grandmasterID			0
power_profile.version				none
ptp_minor_version       1
#
# Run time options
#
assume_two_step		0
logging_level		6
path_trace_enabled	0
follow_up_info		0
hybrid_e2e		0
inhibit_multicast_service	0
net_sync_monitor	0
tc_spanning_tree	0
tx_timestamp_timeout	10
unicast_listen		0
unicast_master_table	0
unicast_req_duration	3600
use_syslog		1
verbose			0
summary_interval	0
kernel_leap		1
check_fup_sync		0
clock_class_threshold	248
#
# Servo Options
#
pi_proportional_const	0.0
pi_integral_const	0.0
pi_proportional_scale	0.0
pi_proportional_exponent	-0.3
pi_proportional_norm_max	0.7
pi_integral_scale	0.0
pi_integral_exponent	0.4
pi_integral_norm_max	0.3
step_threshold		0.0
first_step_threshold	0.00002
max_frequency		900000000
clock_servo		pi
sanity_freq_limit	200000000
refclock_sock_address	/var/run/refclock.ptp.sock
ntpshm_segment		0
msg_interval_request	0
servo_num_offset_values 10
servo_offset_threshold  0
write_phase_mode	0
#
# Transport options
#
transportSpecific	0x0
ptp_dst_mac		01:1B:19:00:00:00
p2p_dst_mac		01:80:C2:00:00:0E
udp_ttl			1
udp6_scope		0x0E
uds_address		/var/run/ptp4l
uds_file_mode		0660
uds_ro_address		/var/run/ptp4lro
uds_ro_file_mode	0666
#
# Default interface options
#
clock_type		OC
network_transport	UDPv4
delay_mechanism		E2E
time_stamping		hardware
tsproc_mode		filter
delay_filter		moving_median
delay_filter_length	10
egressLatency		0
ingressLatency		0
boundary_clock_jbod	0
phc_index		-1
#
# Clock description
#
productDescription	;;
revisionData		;;
manufacturerIdentity	00:00:00
userDescription		;
timeSource		0xA0