Device Passwords window …5-8
DHCP
address problems … C-8
Best Offer … 6-39
Bootp operation … 8-12
effect of no reply … C-8
manual gateway precedence … 8-12
Option 66 … 6-37, 6-38
DHCP snooping
SNMP notification … 13-17, 13-26
DHCP/Bootp differences …8-13
DHCP/Bootp process …8-12
DHCP/Bootp, LLDP …13-50
DHCPv6
debug messages … C-33
dhcpv6-client …C-33
diagnostics tools …C-49
browsing the configuration file … C-58
displaying switch operation … C-59
ping and link tests … C-50
traceroute … C-54
viewing switch operation … C-58
DNS
configuration … C-73, C-76
configuration error … C-79
configuration, viewing … C-77
domain name, fully qualified … C-71, C-72, C-77
domain suffix … C-71
domain-name configuration … C-75
event log messages … C-79
example … C-75
host name … C-71
IPv6 DNS resolution … C-71
name, using in web browser
operating notes … C-78
ping … C-76
resolver … C-71
resolver operation … C-71
secure management VLAN … C-78
server address, DHCP not used … C-78
server IP address … C-72, C-78
server-address configuration … C-74
three entries supported … C-74
three server entries supported … C-74
traceroute … C-76
VLAN, best route selection … C-78
documentation
feature matrix … -xx
latest versions … -xix
printed in-box publications … -xix
release notes … -xix
Domain Name Server
See DNS.
download
software … A-19
software using TFTP … A-4
switch-to-switch … A-19
TFTP … A-4
troubleshooting … A-6
Xmodem … A-17
See also switch software.
duplex advertisements … 13-52
duplex information, displaying … 13-69
duplicate MAC address
See MAC address.
Dyn1
See LACP.
E
Emergency Location Id Number … 13-35, 13-63
event log
clearing entries … C-29
compared to debug/Syslog operation … C-32
console menu … 3-7
debugging by severity level … C-33, C-41
debugging by system module … C-33, C-41
format, date … C-23
generated by system module … C-23
how to read entries … C-22
listing entries … C-29
losing messages … C-22
navigation … C-28
not affected by debug configuration … C-48
PoE messages … 11-21
security levels … 13-20
sending event log messages as traps … 13-20
sending messages to Syslog server … C-33
severity level … C-22, C-46
system module … C-47
time format … C-23
used for debugging … C-33
used for troubleshooting … C-22
4 – Index
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