Cisco 4948-10GE Installation Guide - Page 25

Catalyst 4948 Switch Software Features - catalyst 48 port

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Chapter 1 Product Overview Catalyst 4948 Switch Software Features Figure 1-3 Catalyst 4928-10GE Switch 271710 PS1 PS2 FAN STATUS 1 8 9 16 17 CON MGMT 24 25 26 ENABLED 27 28 Catalyst ME 4924 10GE 29 ENABLED 30 The Catalyst 4928-10GE switch has a 48-Gbps, nonblocking, full-duplex switching fabric, providing 102 million packets-per-second of switching capacity for high-speed applications. The Catalyst 4928-10GE chassis has 28 1000BASEX SFP ports, and two X2 10-Gigabit Ethernet uplink ports. All three switches have a removable automatic variable speed fan tray for low noise operation at room temperature and removable and redundant 300 W AC or 300 W DC power supply provides fault-tolerance protection for the switch. See the "Connecting AC Power to the Switch" section on page 3-9. Catalyst 4948 Switch Software Features The following is an overview of Catalyst 4948 features: • Layer 2, Layer 3, and Layer 4 switching services • Support for 32,768 MAC addresses for Layer 2 switching • Support for 2,048 VLANs and 4,096 VLAN IDs - IEEE 802.1Q VLAN tagging on all ports - Q-in-Q for EFM - Cisco Inter Switch Link (ISL) tagging on all ports • 16,000 multicast forwarding entries and 16,000 unicast forwarding entries • 512 ingress policers and 512 egress policers • 8,000 ingress Security ACEs (Access Control Entries) and 8,000 egress Security ACEs • Support for port aggregation using Port Aggregation Protocol (PAgP) for Gigabit EtherChannel 78-18039-02 Catalyst 4900 Series Switch Installation Guide 1-3

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1-3
Catalyst 4900 Series Switch Installation Guide
78-18039-02
Chapter 1
Product Overview
Catalyst 4948 Switch Software Features
Figure 1-3
Catalyst 4928-10GE Switch
The Catalyst 4928-10GE switch has a 48-Gbps, nonblocking, full-duplex
switching fabric, providing 102 million packets-per-second of switching capacity
for high-speed applications. The Catalyst 4928-10GE chassis has 28 1000BASEX
SFP ports, and two X2 10-Gigabit Ethernet uplink ports.
All three switches have a removable automatic variable speed fan tray for low
noise operation at room temperature and removable and redundant 300 W AC or
300 W DC power supply provides fault-tolerance protection for the switch. See
the
“Connecting AC Power to the Switch” section on page 3-9
.
Catalyst 4948 Switch Software Features
The following is an overview of Catalyst 4948 features:
Layer 2, Layer 3, and Layer 4 switching services
Support for 32,768 MAC addresses for Layer 2 switching
Support for 2,048 VLANs and 4,096 VLAN IDs
IEEE 802.1Q VLAN tagging on all ports
Q-in-Q for EFM
Cisco Inter Switch Link (ISL) tagging on all ports
16,000 multicast forwarding entries and 16,000 unicast forwarding entries
512 ingress policers and 512 egress policers
8,000 ingress Security ACEs (Access Control Entries) and 8,000 egress
Security ACEs
Support for port aggregation using Port Aggregation Protocol (PAgP) for
Gigabit EtherChannel
271710
STATUS
FAN
PS2
PS1
Catalyst ME 4924 10GE
1
8
9
16
17
24
25
26
27
28
CON
MGMT
ENABLED
30
29
ENABLED