CXR Larus SpeederLAN-Bis-4-R Ethernet bridge with 4x 10/100BT Ethernet switch - Modem GSHDSL.bis 1 - 4 copper pairs. 64 kbps to 22.8 Mbps over 4 pairs Plug & Play. Auto-adaptative or controlled rate. VLAN: Transparent, tagging and double tagging Q-in-Q. Rackmount card for the AMS4