26
STEP 4
STEP 5
473
•
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.
Select an interface and 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
-
DEC—Decline messages
The following fields are displayed in the FHS Dropped Message Table
•
Feature— Type of message dropped (DHCPv6 Guard, RA Guard and so on).
•
Count—Number of messages dropped.
•
Reason—Reason that the messages dropped.
Click Clear Global Counters to clear the global overflow counters.
Configuring IPv6 First Hop Security through Web GUI
Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4
Security: IPv6 First Hop Security