| TECHNICAL SPECIFICATIONS | 
																								
																								  | Index | Performance Parameter | 
																								
						                															| SDH Interface | Max | 8 STM-1 optical interfaces              Four F155-DO cards used | 
																								
						                															| Connector | SC/PC | 
																								
						                															| Spec. | • S-1.1, L-1.1, L-1.2 • Single fiber bi-directional interface can be optionally      supported
 | 
																								
						                															| Service Card (4 General Slots) | F155-O | Single STM-1 optical interface card | 
																								
						                															| F155-DO | Dual STM-1 optical interfaces card | 
																								
						                															| F4XE1 | 4	E1 interface card	(7552) | 
																								
						                															| F8XE1 
 | 8	E1 interface card	(7552 or 12052) | 
																								
						                															| FFE201 | 2	FE	interface	card	(2	FEs	over	a	single	virtual concatenation channel) | 
																								
						                															| FFE404 | 4	FE interface card	(4 FE interface over 4 independent virtual concatenation channels) | 
																								
						                															| F2XV35 | 2	V.35 framed interface card (Nx64k) | 
																								
						                															| FDXC64 | Full 64E1 DXC (2048	2048 64k cross-connect) | 
																								
						                															| PDH interface | E1 Spec. | Comply with G.703, 2.048Mbps, HDB3 | 
																								
						                															| Max E1 | 24E1 (three F8XE1 cards support) | 
																								
						                															| Ethernet | Interface | 10/100Base-Tx, Comply with IEEE 802.3 | 
																								
						                															| Max FE Interface | 12 FE (three FFE404 cards support) | 
																								
						                															| Encapsulation | Comply with ITU-T G.7041 (GFP) | 
																								
						                															| V.35 | Max Interface | • 6 V.35 interfaces (n	64K) • DCE/DTE
 | 
																								
						                															| Cross-connect Capacity | Low order VC12 | 504	504 VC12 | 
																								
						                															| Management | Protocol | SNMP or Q3 | 
																								
						                															| Interface | • 10Base-T and RS232 • RS485
 | 
																								
						                															| EOW interface | Standard socket R311 | 
																								
						                															| LCD Display | Supported | 
																								
						                															| Physical Dimension | 1U: 440 x 44 x230 (mm) | 
																								
						                															| Power | Supply | • -48V DC or 220V AC or dual power supply • +24VDC
 | 
																								
						                															| Consumption | Consumption 1515 w | 
																								
						                															| Environment | Temperature | 5°C 45°C | 
																								
						                															| Humidity | 90% | 
																								
						                															| Weight | 153.5 kg |