Transports up to 4 x T1/E1 Point-to-Point TDM interfaces (must be used in pairs) Supports both Near and Far End TDM loopback Inter-building and intra-building protection and electrical safety compliance of T1/E1 lines IEEE 802.2ah remote loopback, discovery, MIB polling Transports 1 x 10/100TX Auto MDI/MDI-X Auto-negotiation (IEEE 802.3u-compliant) 10/100TX port transparent to IEEE 802.1Q VLAN packets Managed or unmanaged operation Local console port for easy remote configuration System and port LEDs Dual width line card for Converteon™ series chassis Rate limiting |