User Guide
Page 38
...the last character (like the P-2602HWL-D1A or the P-2602HWL-D7A) denote a device that works over ISDN (Integrated Services Digital ...guide are from your device's key features. High Speed Internet Access The ZyXEL Device is 1.2 Mbps. P-2602H(W)(L)-DxA Series User's Guide Models with "3" as the next to the last... character (like the P-2602HWL-D3A) denote a device that works over T-ISDN (UR-2). Note: All screens displayed in either a crossover or straight-through Ethernet cable. Note: Only use firmware...
...the last character (like the P-2602HWL-D1A or the P-2602HWL-D7A) denote a device that works over ISDN (Integrated Services Digital ...guide are from your device's key features. High Speed Internet Access The ZyXEL Device is 1.2 Mbps. P-2602H(W)(L)-DxA Series User's Guide Models with "3" as the next to the last... character (like the P-2602HWL-D3A) denote a device that works over T-ISDN (UR-2). Note: All screens displayed in either a crossover or straight-through Ethernet cable. Note: Only use firmware...