Cisco 300 Series

IPv6 First Hop Security
591 OL-32830-01 Command Line Interface Reference Guide
25
Field Descriptions:
• VLAN—VLAN the host belongs to.
• IPv6 address—IPv6 address of the host.
• Inter—port the host is connected on.
• MAC address—MAC address of the host.
• Origin—Protocol that has added the IPv6 address:
• Static—The static IPv6 address manually defined by the ipv6
neighbor binding static command.
• NDP—The IPv6 address learnt from the NDP protocol messages.
• DHCP—The IPv6 address learnt from the DHCPv6 protocol
messages.
• State—Entry’s state:
• TENT—The new host IPv6 address is under validation. Since its
lifetime is less than 1sec its expiration time is not displayed.
• VALID—The host IPv6 address was bound.
• Expir. Time—Left time in seconds until the entry will be removed, if it is not
confirmed.
• TCAM Ovrflw—Entries marked by ’*’ have not been added to TCAM
because TCAM overflow.
VLAN
-----
100
100
100
200
IPv6 address
-----------
2001:300::1
2001:600::1
2001:100::2
2001:200::3
Inter
-------
gi11
gi11
gi12
gi12
MAC address
--------------
AABB.CC01.F500
AABB.CC01.F501
AABB.CC01.F100
AABB.CC01.F160
Origin
------
NDP
NDP
NDP
NDP
State
-----
VALID
TENT
VALID
VALID
Expir
Time
------
559
96
79
TCAM
Ovrfl
-----
*