Cisco Catalyst 2950 Software Guide

Contents
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Catalyst 2950 Desktop Switch Software Configuration Guide
78-11380-03
Understanding the EtherChannel 10-8
Understanding Port-Channel Interfaces 10-9
Understanding the Port Aggregation Protocol 10-10
PAgP Modes 10-10
Physical Learners and Aggregate-Port Learners 10-11
PAgP Interaction with Other Features 10-12
Understanding Load Balancing and Forwarding Methods 10-12
Default EtherChannel Configuration 10-13
EtherChannel Configuration Guidelines 10-14
Configuring EtherChannels 10-14
Configuring EtherChannel Load Balancing 10-16
Configuring the PAgP Learn Method and Priority 10-17
Displaying EtherChannel and PAgP Status 10-17
Configuring UniDirectional Link Detection 10-18
Understanding SPAN 10-18
SPAN Concepts and Terminology 10-19
SPAN Session 10-19
Traffic Types 10-19
Source Port 10-20
Destination Port 10-20
SPAN Traffic 10-21
SPAN Interaction with Other Features 10-21
Configuring SPAN 10-22
SPAN Configuration Guidelines 10-22
Creating a SPAN Session and Specifying Ports to Monitor 10-23
Removing Ports from a SPAN Session 10-24
Displaying SPAN Status 10-25
CHAPTER 11 Configuring IGMP Snooping and MVR 11-1
Understanding and Configuring IGMP Snooping 11-1
Enabling or Disabling IGMP Snooping 11-2
CLI: Enabling or Disabling IGMP Snooping 11-2
Immediate-Leave Processing 11-3
CLI: Enabling IGMP Immediate-Leave Processing 11-3
Setting the Snooping Method 11-4
Joining a Multicast Group 11-4
Statically Configuring a Host to Join a Group 11-5
CLI: Statically Configuring a Interface to Join a Group 11-6

Cisco Catalyst 2950 Specifications

General

Forwarding Bandwidth	8.8 Gbps
Switching Capacity	13.6 Gbps
Forwarding Rate	6.6 Mpps
Weight	3.6 kg
RAM	16 MB
Flash Memory	8 MB
Operating Humidity	10% to 85% non-condensing
Uplink Ports	2 x 10/100/1000Base-T
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Quality of Service (QoS), VLAN support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p
Status Indicators	system
Operating Temperature	0 to 45°C
Ports	24 x 10/100 Ethernet ports
MAC Address Table Size	8, 192 entries
Power Supply	Internal 100-240V AC, 50-60Hz