Reference Guide

1112 | Index
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tagged interfaces
member of multiple VLANs 1000
TCP Tiny and Overlapping Fragment Attack, Protection
Against 837
TDR (Time Domain Reflectometer) 463
Telnet 836
Telnet Daemon, Enabling and Disabling 843
Time Domain Reflectometer (TDR) 463
Time to Live (TTL) 623
Trace list 844
Trace lists
configuring a trace list 845
configuring filter without sequence number 847
configuring trace list for TCP 845
configuring trace list for UDP 846
trunk port 736
TTL 623
U
user level
definition 823
user name
configuring user name 824
username command 826
V
virtual IP addresses 1047
Virtual LANs. See VLAN.
Virtual Router Identifier. See VRID.
Virtual Router Redundancy Protocol. See VRRP.
virtual-ip
Important Things to Remember 443
VLAN
isolated 736
primary 736
private
base 736
secondary
community 736
isolated 736
VLAN configuration, automatic 397
VLAN Protocol Identifier 998
VLAN types 735
VLAN types (private VLAN) 735
VLANs 440, 995
adding a port channel 453
adding interface 997
assigning IP address 1002
benefits 995
configuring MTU values 473
defaults 996
definition 995
enabling tagging 1000
FTP 69, 1002
hybrid ports 1000
IP routing 445, 997
Layer 2 interfaces 999
port-based 997
removing a port channel 453
removing tagged interface 997, 1000
SNMP 1002
tagged interfaces 998, 999
TFTP 1002
untagged interfaces 999
viewing configured 999
VLSM 483
VLSM (Variable Length Subnet Masks) 784
VLT
ports
orphan 1012
VRRP 1043
advertisement interval 1052
benefits 1045
changing advertisement interval 1053
configuring priority 1050
configuring simple authentication 1051
definition 1043
disabling preempt 1052
MAC address 1043
monitoring interface 1054
simple authentication 1051
transmitting VRRP packets 1047
virtual IP addresses 1047
virtual router 1047
VRID 1043, 1047
VTY lines
access class configuration 850
access classes and TACACS+ servers 835
assigning access classes by username 850
deny all, deny incoming subnet access-class
application 851
deny10 ACLs, support for remote authentication and
authorization 836
line authentication, support for 851
local authentication and authorization 850
local authentication and authorization, local database
source of access class 850
radius authentication, support for 851
remote authentication and authorization 835
remote authentication and authorization, 10.0.0.0
subnets 836
remote authentication and local authorization 851