Cisco Systems 2980G Manual De Usuario
Chapter 1 Product Overview
Switch Description
1-6
Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide
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Port Locations
This section describes the port locations and numbering on the switches.
10/100 and 10/100/1000 Ports
The 10/100 and 10/100/1000 ports are configured in vertical pairs. Each vertical
pair has two Link Status LEDs below it. The LED on the left is for the top port;
the LED on the right is for the bottom port. For example, LED 1 is for the upper
port (port 1) and LED 2 is for the bottom port (port 2).
pair has two Link Status LEDs below it. The LED on the left is for the top port;
the LED on the right is for the bottom port. For example, LED 1 is for the upper
port (port 1) and LED 2 is for the bottom port (port 2).
Embedded management
•
Full SNMP implementation, including entity-MIB, all relevant
standard MIBs, and all relevant Cisco MIBs
standard MIBs, and all relevant Cisco MIBs
•
The first four RMON groups (Ethernet statistics, Alarms, Events, and
History) supported on a per port basis without an optional RMON
processing module
History) supported on a per port basis without an optional RMON
processing module
•
Redirection of traffic from any port to a “sniff” port. (Any switching
port can be designated as a “sniff” port.)
port can be designated as a “sniff” port.)
•
Performance management information
Power supplies
•
120 W AC internal power supply on the Catalyst 2948G switch
•
156 W AC internal power supply on the Catalyst 2948G-GE-TX
switch
switch
•
175 W AC internal power supply on the Catalyst 2980G switch
1.
VTP = VLAN Trunking Protocol
2.
PAgP = Port Aggregation Protocol
3.
CLI = command-line interface
4.
RMON = Remote Monitoring
5.
CDP = Cisco Discovery Protocol
6.
VTP = Virtual Terminal Protocol
7.
CGMP = Cisco Group Management Protocol
Table 1-1
Catalyst 2948G, 2948G-GE-TX, and 2980G Switch Features (continued)
Feature
Description