Cisco 2950 - Catalyst Switch User Manual

Contents
xviii
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
78-11380-10
CHAPTER 19 Configuring Voice VLAN 19-1
Understanding Voice VLAN 19-1
Configuring Voice VLAN 19-2
Default Voice VLAN Configuration 19-2
Voice VLAN Configuration Guidelines 19-3
Configuring a Port to Connect to a Cisco 7960 IP Phone 19-3
Configuring Ports to Carry Voice Traffic in 802.1Q Frames 19-4
Configuring Ports to Carry Voice Traffic in 802.1p Priority-Tagged Frames 19-4
Overriding the CoS Priority of Incoming Data Frames 19-5
Configuring the IP Phone to Trust the CoS Priority of Incoming Data Frames 19-6
Displaying Voice VLAN 19-6
CHAPTER 20 Configuring DHCP Features 20-1
Understanding DHCP Features 20-1
DHCP Server 20-2
DHCP Relay Agent 20-2
DHCP Snooping 20-2
Option-82 Data Insertion 20-3
Configuring DHCP Features 20-5
Default DHCP Configuration 20-5
DHCP Snooping Configuration Guidelines 20-6
Configuring the DHCP Server 20-6
Enabling DHCP Snooping and Option 82 20-7
Displaying DHCP Information 20-8
Displaying a Binding Table 20-8
Displaying the DHCP Snooping Configuration 20-8
CHAPTER 21 Configuring IGMP Snooping and MVR 21-1
Understanding IGMP Snooping 21-1
IGMP Versions 21-2
Joining a Multicast Group 21-3
Leaving a Multicast Group 21-4
Immediate-Leave Processing 21-5
IGMP Report Suppression 21-5
Source-Only Networks 21-5

Cisco 2950 - Catalyst Switch Specifications

General

Forwarding Rate	6.6 Mpps
Jumbo Frame Support	No
Weight	8.8 lbs (4 kg)
RAM	16 MB
Flash Memory	8 MB
Manageable	Yes
Form Factor	Rack-mountable
Ports	24 Ethernet 10/100 ports
Uplink Ports	2 x 10/100/1000Base-T ports
VLANs	250
MAC Address Table Size	8000
Power Supply	100-240 VAC, 50-60 Hz
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Operating Temperature	0 to 40 °C (32 to 104 °F)
Storage Temperature	-25 to 70 °C (-13 to 158 °F)
Operating Humidity	10% to 85% (non-condensing)
Storage Humidity	5% to 95% (non-condensing)