Contemporary Control Systems, Inc.
EISX_M, EICP_M, and EISB_M managed switches from Contemporary Control Systems, Inc.
, Downers Grove, IL, are now available with rate limiting, port locking, and overlapping VLAN features for use with interconnecting office and factory networks. Rate limiting lets you select a max. traffic level to keep normal communications operating even if the office network has a catastrophic problem. Port locking limits what devices can communicate through a specific port on the switch. Overlapping VLANs enables a few devices to be shared between office and control networks.