Cisco Catalyst 4948E User Manual

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

Cisco Catalyst 4948E Specifications

General

Model	Catalyst 4948E
Switching Capacity	176 Gbps
Rack Units	1U
Authentication Method	RADIUS, TACACS+
Flash Memory	256 MB
Power Device	Internal power supply
Ports	48 x 10/100/1000
Uplink Ports	4 x 10 Gigabit Ethernet
Power Supply	Dual, hot-swappable
Layer Support	Layer 3
MAC Address Table Size	32000 entries
Jumbo Frame Support	9216 bytes
Routing Protocol	OSPF, EIGRP, BGP, RIP
Remote Management Protocol	SNMP, CLI, HTTP, HTTPS, SSH, Telnet
Features	VLAN support, QoS, IPv6 support, Access Control Lists (ACLs)
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3z
Voltage Required	100-240 VAC
Operating Temperature	0 to 40 °C
Relative Humidity	10 - 95% (non-condensing)
Height	1.72 in