Index
IN-51
Catalyst 3750 Switch Software Configuration Guide
OL-8550-02
unicast storm 25-1
unicast storm control command 25-4
unicast traffic, blocking 25-7
UniDirectional Link Detection protocol
See UDLD
UNIX syslog servers
daemon configuration
30-12
facilities supported 30-14
message logging configuration 30-13
unrecognized Type-Length-Value (TLV) support 14-4
upgrading information
See release notes
upgrading software images
See downloading
UplinkFast
described
20-3
disabling 20-16
enabling 20-15
support for 1-6
uploading
configuration files
preparing
C-10, C-13, C-16
reasons for C-9
using FTP C-14
using RCP C-18
using TFTP C-12
image files
preparing
C-22, C-25, C-30
reasons for C-20
using FTP C-28
using RCP C-32
using TFTP C-24
User Datagram Protocol
See UDP
user EXEC mode
2-2
username-based authentication 9-6
V
version-dependent transparent mode 14-4
version-mismatch (VM) mode
automatic upgrades with auto-upgrade
5-11
described 5-11
displaying 5-11
manual upgrades with auto-advise 5-12
upgrades with auto-extract 5-11
virtual IP address
cluster standby group
6-11
command switch 6-11
Virtual Private Network
See VPN
virtual router
39-1, 39-2
vlan.dat file 13-5
VLAN 1, disabling on a trunk port 13-22
VLAN 1 minimization 13-21
VLAN ACLs
See VLAN maps
vlan-assignment response, VMPS
13-28
VLAN configuration
at bootup
13-8
saving 13-8
VLAN configuration mode 2-2, 13-7
VLAN database
and startup configuration file
13-8
and VTP 14-1
VLAN configuration saved in 13-7
VLANs saved in 13-4
vlan database command 13-7
vlan dot1q tag native command 17-5
VLAN filtering and SPAN 28-7
vlan global configuration command 13-7
VLAN ID, discovering 7-27
VLAN management domain 14-2
VLAN Management Policy Server
See VMPS
VLAN map entries, order of
32-30