3Com 3C16980A

Long-Selling 10/100 Switch Suitable for Existing 3300 Installations
Use this switch to expand existing SuperStack 3 Switch 3300 installations. For new installations, we recommend deploying the 3Com SuperStack 3 Switch 4400 for feature-rich multilayer traffic classification and log-in security.

Autosensing Switching for Workgroups
This plug-and-play switch offers a smooth migration to Fast Ethernet. 10/100 autosensing on all ports adjusts automatically to the speed of the attached devices. An expansion slot lets you add advanced Layer 3 switching and Gigabit Ethernet when needed. Mix and match with other 3Com® SuperStack switches for the combination that suits you best.  

• Add a Gigabit Ethernet module to affordably migrate to high-speed technology
• Works with existing SuperStack Switch 1100s and Switch 3300s to protect investment as you grow your stack
• Stack any two switches together through an integrated matrix port
• Policy enforcement with FastIP, IGMP snooping, IEEE 802.1D, and IEEE 802.1Q VLANs
• Dual queues help prioritize multimedia traffic
• Multicast filtering using IGMP snooping/GMRP optimizes bandwidth for video