Cisco 500 Series - Page 546

Security: IPv6 First Hop Security
Configuring IPv6 First Hop Security through Web GUI
Cisco 500 Series Stackable Managed Switch Administration Guide 544
23
FHS Statistics
To display FHS statistics:
STEP 1 Click Security > IPv6 First Hop Security > FHS Statistics.
STEP 2 Select the Refresh Rate, the time period that passes before the statistics are
refreshed.
STEP 3 The following global overflow counters are displayed:
• Neighbor Binding Table—Number of entries that could not be added to this
table because the table reached its maximum size.
• Neighbor Prefix Table—Number of entries that could not be added to this
table because the table reached its maximum size.
• TCAM—Number of entries that could not be added because of TCAM
overflow.
STEP 4 Select an interface and display the following fields are displayed:
• NDP (Neighbor Discovery Protocol) Messages—The number of received
and dropped messages are displayed for the following types of messages:
- RA—Router Advertisement messages
- REDIR—Redirect messages
- NS—Neighbor Solicitation messages.
- NA—Neighbor Advertisement messages.
- RS—Router Solicitation message.
• DHCPv6 Messages—The number of received and dropped messages are
displayed for the following types of DHCPv6 messages:
- ADV— Advertise messages
- REP—Reply messages
- REC—Reconfigure messages
- REL-REP—Relay reply messages
- LEAS-REP—Lease query reply messages
- RLS—Released messages