Cisco Catalyst 4500 Series Software Configuration Manual page 2051

Domain Name System
See DNS
domain names
DNS
22
double-tagged packets
802.1Q tunneling
2
Layer 2 protocol tunneling
,
downloading MIBs
2 3
drop threshold for Layer 2 protocol packets
DSCP values
definition
4
IP precedence
2
Dual_Active Detection
using Enhanced PAgP
Dual-Active Detection, using Fast-Hello
duplex command
30
duplex mode
configuring interface
dynamic ARP inspection
ARP cache poisoning
configuring
ACLs for non-DHCP environments
in DHCP environments
log buffer
14
rate limit for incoming ARP packets
denial-of-service attacks, preventing
interface trust state, security coverage
log buffer
configuring 14
logging of dropped packets
overview
1
port channels, their behavior
priority of static bindings
purpose of
2
rate limiting of ARP packets
configuring
16
validation checks, performing
Dynamic Host Configuration Protocol snooping
See DHCP snooping
15
16
23
24
27
2
11
5
16
16
3
4
5
4
4
19
dynamic port VLAN membership
example
28
limit on hosts
reconfirming
troubleshooting
E
EAP frames
changing retransmission time
exchanging (figure)
request/identity
response/identity
setting retransmission number
EAPOL frames
802.1X authentication and
OTP authentication, example (figure)
start
4
Echo mode,configuring BFD
edge ports
description
EGP
overview
17
EIGRP
configuration examples
monitoring and maintaining
EIGRP (Enhanced IGRP)
stub routing
benefits
configuration tasks
configuring
overview
restrictions
verifying
EIGRP (enhanced IGRP)
overview
18
eigrp stub command
EIGRP stub routing, configuring
ELIN location
3
Software Configuration Guide—Release IOS XE 3.9.0E and IOS 15.2(5)E
28
,
25 26
28
85
, ,
4 6 13
4
4
86
3
15
27
20
19
18
18
14
14
18
19
19
13
Index
,
4 13
IN-11