Cisco CATALYST 2960 Command Reference Guide

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Catalyst 2960 Switch Command Reference
OL-8604-03
Chapter 2 Catalyst 2960 Switch Cisco IOS Commands
deny (MAC access-list configuration)
deny (MAC access-list configuration)
Use the deny MAC access-list configuration command to prevent non-IP traffic from being forwarded
if the conditions are matched. Use the no form of this command to remove a deny condition from the
named MAC access list.
{deny | permit} {any | host src-MAC-addr | src-MAC-addr mask} {any | host dst-MAC-addr |
dst-MAC-addr mask} [type mask | aarp | amber | cos cos | dec-spanning | decnet-iv |
diagnostic | dsm | etype-6000 | etype-8042 | lat | lavc-sca | lsap lsap mask |mop-console |
mop-dump | msdos | mumps | netbios | vines-echo | vines-ip | xns-idp]
no {deny | permit} {any | host src-MAC-addr | src-MAC-addr mask} {
any | host dst-MAC-addr |
dst-MAC-addr mask} [type mask | aarp | amber | cos cos | dec-spanning | decnet-iv |
diagnostic | dsm | etype-6000 | etype-8042 | lat | lavc-sca | lsap lsap mask | mop-console |
mop-dump | msdos | mumps | netbios | vines-echo | vines-ip | xns-idp]
Syntax Description any Keyword to specify to deny any source or destination MAC address.
host src MAC-addr |
src-MAC-addr mask
Define a host MAC address and optional subnet mask. If the source
address for a packet matches the defined address, non-IP traffic from that
address is denied.
host dst-MAC-addr |
dst-MAC-addr mask
Define a destination MAC address and optional subnet mask. If the
destination address for a packet matches the defined address, non-IP
traffic to that address is denied.
type mask (Optional) Use the Ethertype number of a packet with Ethernet II or
SNAP encapsulation to identify the protocol of the packet.
The type is 0 to 65535, specified in hexadecimal.
The mask is a mask of don’t care bits applied to the Ethertype before
testing for a match.
aarp (Optional) Select Ethertype AppleTalk Address Resolution Protocol that
maps a data-link address to a network address.
amber (Optional) Select EtherType DEC-Amber.
cos cos (Optional) Select a class of service (CoS) number from 0 to 7 to set
priority. Filtering on CoS can be performed only in hardware. A warning
message reminds the user if the cos option is configured.
dec-spanning (Optional) Select EtherType Digital Equipment Corporation (DEC)
spanning tree.
decnet-iv (Optional) Select EtherType DECnet Phase IV protocol.
diagnostic (Optional) Select EtherType DEC-Diagnostic.
dsm (Optional) Select EtherType DEC-DSM.
etype-6000 (Optional) Select EtherType 0x6000.
etype-8042 (Optional) Select EtherType 0x8042.
lat (Optional) Select EtherType DEC-LAT.
lavc-sca (Optional) Select EtherType DEC-LAVC-SCA.

Cisco CATALYST 2960 Specifications

General

Manageable	Yes
Stacking	No
Model	Catalyst 2960 Series Switches
Power over Ethernet (PoE)	Available on some models (IEEE 802.3af)
VLANs	255 active VLANs
Features	QoS
Operating Temperature	32 to 113°F (0 to 45°C)
Relative Humidity	10% to 85% non-condensing
Power Consumption	Varies by model (30W to 400W)