Specifications

Index
IN-30
Catalyst 2970 Switch Software Configuration Guide
78-15462-03
and broadcast MAC addresses 6-27
and CPU packets 6-27
and multicast addresses 6-27
and router MAC addresses 6-27
configuration guidelines 6-27
described 6-27
unicast storm control command 19-4
unicast storms 19-2
unicast traffic, blocking 19-6
UniDirectional Link Detection protocol
See UDLD
UNIX syslog servers
daemon configuration
24-10
facilities supported 24-12
message logging configuration 24-11
unrecognized Type-Length-Value (TLV) support 12-4
upgrading software images
See downloading
UplinkFast
described
16-4
enabling 16-13
support for 1-5
uploading
configuration files
preparing
B-10, B-13, B-16
reasons for B-8
using FTP B-15
using RCP B-18
using TFTP B-11
image files
preparing
B-22, B-25, B-29
reasons for B-20
using FTP B-28
using RCP B-33
using TFTP B-24
user EXEC mode 2-2
username-based authentication 7-7
V
version-dependent transparent mode 12-4
virtual IP address
cluster standby group
5-11, 5-19
command switch 5-11, 5-19
See also IP addresses
vlan.dat file
11-4
VLAN 1, disabling on a trunk port 11-20
VLAN 1 minimization 11-20
VLAN ACLs
See VLAN maps
vlan-assignment response, VMPS
11-26
VLAN configuration
at bootup
11-7
saving 11-7
VLAN configuration mode 2-2, 11-7
VLAN database
and startup configuration file
11-7
and VTP 12-1
VLAN configuration saved in 11-7
VLANs saved in 11-4
vlan database command 11-7
VLAN filtering, and SPAN 22-6
vlan global configuration command 11-6
VLAN ID, discovering 6-29
VLAN management domain 12-2
VLAN Management Policy Server
See VMPS
VLAN map entries, order of
26-23
VLAN maps
applying
26-26
common uses for 26-26
configuration example 26-27
configuration guidelines 26-23
configuring 26-22
creating 26-23