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Cisco Catalyst 4948E User Manual

Cisco Catalyst 4948E
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3-15
Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide
OL-21561-02
Chapter 3 Installing the Switch
Attaching the Interface Cables
Step 9 Do not turn source DC power on at this time. Continue the installation process by attaching the interface
cables to the chassis ports.
Figure 3-6 Connecting Source DC to the DC-Input Power Supply (PWR-C49-300DC)
Attaching the Interface Cables
This section covers attaching the interface cables to the chassis front panel connectors. The section is
divided into the following topics:
Connecting to the Downlink Ports, page 3-16
Installing Uplink Port Transceivers and Cables, page 3-16
Connecting to the Ethernet Management Port, page 3-20
Connecting to the Console Port, page 3-20
1 Attach the source DC leads to the power
supply terminal block in the following order:
Ground
(–) negative
(+) positive
207517
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
+
-
+
-
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
1

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Cisco Catalyst 4948E Specifications

General IconGeneral
ModelCatalyst 4948E
Switching Capacity176 Gbps
Rack Units1U
Authentication MethodRADIUS, TACACS+
Flash Memory256 MB
Power DeviceInternal power supply
Ports48 x 10/100/1000
Uplink Ports4 x 10 Gigabit Ethernet
Power SupplyDual, hot-swappable
Layer SupportLayer 3
MAC Address Table Size32000 entries
Jumbo Frame Support9216 bytes
Routing ProtocolOSPF, EIGRP, BGP, RIP
Remote Management ProtocolSNMP, CLI, HTTP, HTTPS, SSH, Telnet
FeaturesVLAN support, QoS, IPv6 support, Access Control Lists (ACLs)
Compliant StandardsIEEE 802.3, IEEE 802.3u, IEEE 802.3z
Voltage Required100-240 VAC
Operating Temperature0 to 40 °C
Relative Humidity10 - 95% (non-condensing)
Height1.72 in

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