HPE FlexNetwork HSR6800 Configuration Manual page 360

Source IP: FE80::20F:FF:FE00:1202 (link-local address of GigabitEthernet2/1/1
on Router A)
Destination IP: FE80::20F:FF:FE00:1200 (link-local address of GigabitEthernet2/1/1
on Router B)
Session State: Up
Hold Time:
# Display route 2001:4::0/64 on Router A, and you can see that Router A and Router B
communicate through the Layer-2 switch.
<RouterA> display ipv6 routing-table 2001:4::0 64 verbose
Routing Table :
Summary Count : 2
Destination : 2001:4::0
NextHop : 2001::2
IpPrecedence :
RelayNextHop : ::
Neighbor : ::
Interface : GigabitEthernet2/1/1
State : Active Adv
Tunnel ID : 0x0
Age : 4538sec
Destination : 2001:4::0
NextHop : 2001:2::2
IpPrecedence :
RelayNextHop : ::
Neighbor : ::
Interface : GigabitEthernet2/1/2
State : Active Adv
Tunnel ID : 0x0
Age : 4515sec
# Enable BFD debugging on Router A.
<RouterA> debugging bfd scm
<RouterA> debugging bfd event
<RouterA> debugging isis event bfd
<RouterA> terminal debugging
# When the link between Router B and the Layer-2 switch fails, BFD can quickly detect the
failure.
#Aug 8 14:54:05:362 2009 RouterA IFNET/4/INTERFACE UPDOWN:
Trap 1.3.6.1.6.3.1.1.5.3<linkDown>: Interface 983041 is Down, ifAdminStatus is 1,
ifOperStatus is 2
#Aug 8 14:54:05:363 2009 RouterA
ISIS/4/ADJ_CHANGE:TrapID(1.3.6.1.2.1.138.0.17<isisAdjacencyChange>), ISIS Level-2
Adjencency IN Circuit-983041 State Change.
#Aug 8 14:54:05:364 2008 RouterA
ISIS/4/ADJ_CHANGE:TrapID(1.3.6.1.2.1.138.0.17<isisAdjacencyChange>), ISIS Level-1
Adjencency IN Circuit-983041 State Change.
%Aug 8 14:54:05:365 2009 RouterA IFNET/4/LINK UPDOWN: GigabitEthernet2/1/1: link
status is DOWN
/
348
Interface: GE2/1/1
PrefixLength : 64
Preference
QosLcId
Tag
ProcessID
Protocol
Cost
Label
PrefixLength : 64
Preference
QosLcId
Tag
ProcessID
Protocol
Cost
Label
: 15
:
: 0H
: 0
: ISISv6
: 20
: NULL
: 15
:
: 0H
: 0
: ISISv6
: 30
: NULL