Dell PowerConnect 3548 User Manual

Configuring Switch Information 289
This section contians the following topics:
• "Defining DHCP Snooping Global Parameters" on page 289
• "Defining DHCP Snooping on VLANs" on page 291
• "Defining Trusted Interfaces" on page 292
• "Adding Interfaces to the DHCP Snooping Database" on page 294
Defining DHCP Snooping Global Parameters
The DHCP Snooping Global Parameters page contains parameters for enabling and configuring DHCP
Snooping on the device.
To define DHCP global parameters, click Switch→ DHCP Snooping → Global Parameters
Figure 7-15. Global Parameters
• DHCP Snooping Status — Indicates if DHCP Snooping is enabled on the device. The possible field
values are:
–
Enable — Enables DHCP Snooping on the device.
–
Disable — Disables DHCP Snooping on the device. This is the default value.
•
Verify MAC Address — Indicates if MAC addresses are verified. The possible field values are:
–
Enable — Verifies that an untrusted port source MAC address matches the client’s MAC address.
–
Disable — Disables verifying that an untrusted port source MAC address matches the client’s
MAC address. This is the default value.

Dell PowerConnect 3548 Specifications

General

MAC address table	8000 entries
Maximum data transfer rate	0.1 Gbit/s
Supported data transfer rates	10/100 Mbps
10G support	-
Number of VLANs	256
Flow control support	Yes
Networking standards	IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1s, IEEE 802.1w, IEEE 802.3ad
Dimensions (WxDxH)	440 x 257 x 43.2 mm
Networking features	Gigabit Ethernet, Fast Ethernet
Authentication method	RADIUS, TACACS+
Connectivity technology	Wired
Switch type	Managed
Switch layer	L2
Data link protocols	Ethernet
Supported network protocols	HTTP, HTTPS/SSL, SSH
Power connector	DC-in jack
SFP/SFP+ slots quantity	2
Basic switching RJ-45 Ethernet ports quantity	48
Product color	Black
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Storage relative humidity (H-H)	10 - 95 %
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Weight	8000 g