Dell PowerConnect 3548 User Manual

Configuring Switch Information 291
The following is an example of some of the CLI commands:
Defining DHCP Snooping on VLANs
The DHCP Snooping VLAN Settings Page allows network managers to enable DHCP Snooping on
VLANs. DHCP snooping separates ports in the VLAN. To enable DHCP Snooping on VLAN,
ensure that DHCP Snooping is enabled on the device. To enable DHCP Snooping on VLANs:
To define DHCP snooping on VLANS, click Switch→ DHCP Snooping → VLAN Settings
Figure 7-16. VLAN Settings
• VLAN ID — The VLAN on which DHCP snooping can be enabled.
•
Enabled VLANs — Contains a list of VLANs on which DHCP snooping is enabled.
Console# show ip dhcp snooping
DHCP snooping is enabled
DHCP snooping is configured on following VLANs: 2, 7-18
DHCP snooping database: enabled
Option 82 on untrusted port is allowed
Verification of hwaddr field is enabled
Interface Trusted
----------- -----------
1/1 yes
1/2 yes

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