Model

Brand

3com

Model

3C17401

Format & Standards

Standards

IEEE 802.1D (STP)
IEEE 802.1p (CoS)
IEEE 802.1Q (VLANs)
IEEE 802.1w (RSTP)
IEEE 802.1X (Security)
IEEE 802.3ab (Copper Gigabit)
IEEE 802.3ad (Link Aggregation)
IEEE 802.3i (10BASE-T)
IEEE 802.3u (Fast Ethernet)
IEEE 802.3x (Flow Control)
IEEE 802.3z (Fiber Gigabit)

Ports & Interface

Primary Ports

12-port 10/100/1000 with four SFP ports (SFPs sold separately)

Primary Port Speed

10/100/1000Mbps

Data Transmission

MAC Address Table

16K MAC addresses
Secure MAC addresses (1,024 addresses)

Switching Method

Store and Forward

VLAN Support

255 VLANs (IEEE 802.1Q)

Jumbo Frames

9K packets

Details

Buffer Memory

4MB Packet buffer memory

Security

IEEE 802.1X user authentication:
RADIUS authentication
Secure mode (locks MAC address)

Packet Filtering:
Wirespeed packet filtering in hardware
Port-based Access Control Lists (ACLs)
Supports a maximum of 100 ACL rules per system (DSCP and TCP/UDP port-based CoS)
ACLs filter on source/destination IP address

Switch Management:
RADIUS management of switch passwords
Trusted IP management addresses
Telnet
SSH v1, v2 (56 bit DES)
SSL (HTTPS)

Power

Input voltage 90-240 VAC autoranging
Operating frequency: 47-63 Hz
Maximum current: 1.2A
Maximum power: 148 W
Heat dissipation: 717 BTU

Features

Features

Backplane Capacity: 24 Gbps
Forwarding Rate: 17.8 Mpps
Link Aggregation: Manual and Automatic (LACP) as per IEEE 802.3ad
Auto-negotiation: Auto-negotiation of port speed, duplex, and connection (MDI/MDIX)

Traffic Control:
IEEE 802.3x full-duplex flow control
Back pressure flow control for half-duplex

Eight hardware queues per port
Weighted Round Robin queuing
Strict priority queuing
Multicast snooping filtering
256 multicast groups
IGMP v1 and v2
IGMP Query

Dimensions & Weight

Dimensions

17.3" x 12.7" x 1.7"

Weight

8.2 lbs.

Environmental

Temperature

0ºC to 40ºC (32ºF to 104ºF)

Humidity

10% - 90%, Non-condensing