HP 3600 v2 series Configuration Manual page 321

Local Discr: 1441
Source IP: FE80::20F:FF:FE00:1202 (link-local address of VLAN-interface 10 on
Switch A)
Destination IP: FE80::20F:FF:FE00:1200 (link-local address of VLAN-interface 10 on
Switch B)
Session State: Up
Hold Time:
# Display routes to 2001:4::0/64 on Switch A, and you can see that Switch A communicates with Switch
B through the Layer 2 switch.
<SwitchA> display ipv6 routing-table 2001:4::0 64 verbose
Routing Table :
Summary Count : 2
Destination : 2001:4::
NextHop : 2001::2
IpPrecedence :
RelayNextHop : ::
Neighbor : ::
Interface : Vlan-interface10
State : Active Adv
Tunnel ID : 0x0
Age : 4538sec
Destination : 2001:4::
NextHop : 2001:2::2
IpPrecedence :
RelayNextHop : ::
Neighbor : ::
Interface : Vlan-interface11
State : Invalid Adv
Tunnel ID : 0x0
Age : 4515sec
# Enable BFD debugging on Switch A.
<SwitchA> debugging bfd scm
<SwitchA> debugging bfd event
<SwitchA> debugging ospfv3 event bfd
<SwitchA> terminal debugging
# After the link between Switch B and the Layer 2 switch fails, Switch A quickly detects the change on
Switch B.
%Nov 5 11:37:43:062 2009 SwitchA BFD/5/BFD_CHANGE_FSM: Sess[FE80::20F:FF:FE00:1202/
FE80::20F:FF:FE00:1200,15/15,Vlan10,Ctrl], Sta: UP->DOWN, Diag: 1
%Nov 5 11:37:43:062
2.2.2.2(Vlan-interface10) from Full to Down.
*Nov 5 11:37:43:062 2009 SwitchA RM/6/RMDEBUG: OSPFv3 OSPFv3-BFD: Message Type rcv BFD
down, Connect Type direct-connect, Src IP Address FE80::20F:FF:FE00:1202, Dst IP Address
FE80::20F:FF:FE00:1200.
*Nov 5 11:37:43:062 2009 SwitchA RM/6/RMDEBUG: OSPFv3 OSPFv3-BFD: Message Type delete
session, Connect Type direct-connect, Src IP Address FE80::20F:FF:FE00:1202, Dst IP
Address FE80::20F:FF:FE00:1200.
Remote Discr: 1450
/
2009 SwitchA
309
Interface: Vlan10
PrefixLength : 64
Preference
QosLcId
Tag
ProcessID
Protocol
Cost
Label
PrefixLength : 64
Preference
QosLcId
Tag
ProcessID
Protocol
Cost
Label
OSPFV3/5/OSPFv3_NBR_CHG:
: 10
:
: 0H
: 0
: OSPFv3
: 1
: NULL
: 10
:
: 0H
: 0
: OSPFv3
: 2
: NULL
OSPFv3 1 Neighbor