Hi,
I have the topology where ASR9K bundle interface is connected with ASR900 port-channel interface and use BFD signal but the port never come up, below is the detail.
ASR9K => IOS-XR 4.3.2, linecard: A9K-MOD80-TR, A9K-MPA-4x10GE
ASR903 => IOS-XE 3.10, linecard: A900-IMA1X
ASR9K Configuration
=========================================================
interface TenGigE0/0/1/2
bundle id 11 mode active
carrier-delay up 0 down 0
load-interval 30
!
interface Bundle-Ether11
bfd address-family ipv4 multiplier 3
bfd address-family ipv4 destination 172.16.11.2
bfd address-family ipv4 fast-detect
bfd address-family ipv4 minimum-interval 15
mtu 9211
ipv4 address 172.16.11.1 255.255.255.252
load-interval 30
!
router isis NKT0020
interface Bundle-Ether11
circuit-type level-2-only
bfd minimum-interval 15
bfd multiplier 3
bfd fast-detect ipv4
point-to-point
hello-password hmac-md5 encrypted 0525261B601C401E480112
link-down fast-detect
address-family ipv4 unicast
metric 10
mpls ldp sync
!
!
=========================================================
ASR903 Configuration
=========================================================
interface TenGigabitEthernet0/0/0
mtu 9194
no ip address
carrier-delay up 5
carrier-delay down msec 0
cha!nnel-group 11 mode active
end
!
interface Port-channel11
mtu 9194
ip address 172.16.11.2 255.255.255.252
ip router isis NKT0020
load-interval 30
carrier-delay up msec 50
carrier-delay down msec 0
mpls ip
mpls ldp igp sync delay 10
mpls traffic-eng tunnels
mpls traffic-eng backup-path Tunnel62011
bfd interval 15 min_rx 15 multiplier 3
no bfd echo
isis circuit-type level-2-only
isis network point-to-point
isis metric 10
isis authentication mode md5
isis authentication key-chain ISIS
ip rsvp bandwidth
ip rsvp signalling hello bfd
end
!
router isis NKT0020
bfd all-interfaces
!
=========================================================
ASR9K BFD status
=========================================================
RP/0/RSP0/CPU0:pn1#show bfd session detail destination 172.16.11.2
Fri Mar 28 12:12:03.656 BKK
I/f: TenGigE0/0/1/2, Location: 0/0/CPU0
Dest: 172.16.11.2
Src: 172.16.11.1
State: DOWN for 0d:0h:8m:48s, number of times UP: 0
Session type: PR/V4/SH/BM
Received parameters:
Version: 0, desired tx interval: 0 us, required rx interval: 0 us
Required echo rx interval: 0 us, multiplier: 0, diag: None
My discr: 0, your discr: 0, H/D/F/P/C/A: 0/0/0/0/0/0
Transmitted parameters:
Version: 1, desired tx interval: 12 s, required rx interval: 12 s
Required echo rx interval: 0 us, multiplier: 3, diag: None
My discr: 2147549186, your discr: 0, state DOWN, D/F/P/C/A: 0/0/0/1/0
Timer Values:
Local negotiated async tx interval: 2 s
Remote negotiated async tx interval: 12 s
Desired echo tx interval: 0 s, local negotiated echo tx interval: 0 s
Echo detection time: 0 s, async detection time: 0 s
Local Stats:
Intervals between async packets:
Tx: Number of intervals=100, min=1670 ms, max=2001 ms, avg=1841 ms
Last packet transmitted 458 ms ago
Rx: Number of intervals=0, min=0 s, max=0 s, avg=0 s
Last packet received 0 s ago
Intervals between echo packets:
Tx: Number of intervals=0, min=0 s, max=0 s, avg=0 s
Last packet transmitted 0 s ago
Rx: Number of intervals=0, min=0 s, max=0 s, avg=0 s
Last packet received 0 s ago
Latency of echo packets (time between tx and rx):
Number of packets: 0, min=0 us, max=0 us, avg=0 us
Session owner information:
Desired Adjusted
Client Interval Multiplier Interval Multiplier
-------------------- --------------------- ---------------------
bundlemgr_distrib 15 ms 3 12 s 3
Session association information:
Interface Dest Addr / Type
-------------------- -----------------------------------
BE11 172.16.11.2
BFD_SESSION_SUBTYPE_RTR_BUNDLE_INTERFACE
I/f: Bundle-Ether11, Location: 0/RSP0/CPU0
Dest: 172.16.11.2
Src: 172.16.11.1
State: DOWN for 0d:1h:6m:20s, number of times UP: 0
Session type: PR/V4/SH/BI
Session owner information:
Desired Adjusted
Client Interval Multiplier Interval Multiplier
-------------------- --------------------- ---------------------
bundlemgr_distrib 15 ms 3 15 ms 3
Session association information:
Interface Dest Addr / Type
-------------------- -----------------------------------
Te0/0/1/2 172.16.11.2
BFD_SESSION_SUBTYPE_RTR_BUNDLE_MEMBER
=========================================================
ASR900 BFD status
=========================================================
DN1#show bfd neighbors ipv4 172.16.11.1 details
IPv4 Sessions
NeighAddr LD/RD RH/RS State Int
172.16.11.1 1/0 Down Down Po11
Session Host: Hardware
OurAddr: 172.16.11.2
Handle: 1
Local Diag: 1, Demand mode: 0, Poll bit: 0
MinTxInt: 1000000, MinRxInt: 1000000, Multiplier: 3
Received MinRxInt: 12000000, Received Multiplier: 3
Holddown (hits): 0(0), Hello (hits): 12000(0)
Rx Count: 0
Tx Count: 93
Elapsed time watermarks: 0 0 (last: 0)
Registered protocols: TE/FRR CEF
Downtime: 00:00:01
Last packet: Version: 1 - Diagnostic: 0
State bit: Down - Demand bit: 0
Poll bit: 0 - Final bit: 0
C bit: 1
Multiplier: 3 - Length: 24
My Discr.: 2147549186 - Your Discr.: 0
Min tx interval: 12000000 - Min rx interval: 12000000
Min Echo interval: 0
DN1#
=========================================================
Please help figure it out how to make this works.
Regard,
Marit
