Cisco NCS 5500 Series Configuration Manuals page 233

Implementing BFD
Latency of echo packets (time between tx and rx):
Number of packets: 0, min=0 ms, max=0 ms, avg=0 ms
Session owner information:
Client
-------------------- --------------------- ---------------------
bgp-default
H/W Offload Info:
H/W Offload capability : Y, Hosted NPU
Async Offloaded
Async rx/tx
Platform Info:
NPU ID: 0
Async RTC ID
Async Feature Mask
Async Session ID
Async Tx Key
Async Tx Stats addr : 0x0
Async Rx Stats addr : 0x0
/* Verify the complete history including session state, type, transitions, offload history,
last down reason if any,
received and transmitted packets, rx/tx intervals, location, timestamp, and local and
remote descriptors. */
RP/0/RP0/CPU0:router# show bfd session status history destination 10.1.10.1 loc$
Thu Jan
I/f: TenGigE0/0/0/4.10, Location: 0/0/CPU0 table_id:0xe0000000
State: UP, flags:0x80040
Iftype: 0x19, basecaps: 107
Async dest addr: 10.1.10.1
Async src addr: 10.1.10.2
Echo dest addr: 10.1.10.2
Echo src addr: 192.0.2.1
Additional info from Flags:
FIB is READY
Session Active on 0/0/CPU0
Platform Info: 0x0, Mac Length: 18
Redundancy session info:
Created from active BFD server
Last Down Diag: None
Last UP Time: Jan
Received parameters:
Version: 1, desired tx interval: 10 ms, required rx interval: 10 ms
Required echo rx interval: 0 ms, multiplier: 2, diag: None
My discr: 2147483747, your discr: 2147483751, state UP, D/F/P/C/A: 0/0/0/1/0
Transmitted parameters:
Version: 1, desired tx interval: 10 ms, required rx interval: 10 ms
Required echo rx interval: 0 ms, multiplier: 2, diag: None
My discr: 2147483751, your discr: 2147483747, state UP, D/F/P/C/A: 0/1/0/1/0
Tx Echo pkt :
Version: 0, Local Discr: 2147483751, Sequence No: 0
History:
[Jan
state init', from INIT to UP with current diag being None
[Jan
Last packet received 0 s ago
Desired
Interval
10 ms
: Y, Echo Offloaded : N
: 344/209
: 1
: 0x0
: 0xfb
: 0x800000fb
Echo Tx Stats addr : 0x0
Echo Rx Stats addr : 0x0
4 03:45:18.768 UTC
4 03:00:19.272
4 03:00:19.272] Session (v1) state change, triggered by event 'Remote
4 03:00:16.851] Session (v1) state change, triggered by event 'Remote
Routing Configuration Guide for Cisco NCS 5500 Series Routers, IOS XR Release 6.3.x
Adjusted
Multiplier Interval Multiplier
2 10 ms 2
: 0/0/CPU0
Echo RTC ID : 0
Echo Feature Mask : 0x0
Echo Session ID : 0x0
Echo Tx Key : 0x0
Verification
221