UFM-780 Series
Gigabit Optical Multiplexer
UFM-780 Series Gigabit optical multiplexer product series, provides a flexible and cost effective solution to transport T1/E1, Nx64kbps and Gigabit Ethernet Services over Gigabit optical fiber link.
With modular system design, UFM-780 Series can accomodate different plugin cards for E1, T1, V.35 Nx64kbps and Gigabit Ethernet to fit user’s current and future service requirement.
UFM-780 Series can aggregate up to 8 Gigabit Ethernet channels and share the total Gbps transportation bandwidth. It optimizes the bandwidth utilization over the optical fiber. The Gigabit optical uplink has 1+1 redundancy mechanism to increase system reliability.
With modular system design, UFM-780 Series can accomodate different plugin cards for E1, T1, V.35 Nx64kbps and Gigabit Ethernet to fit user’s current and future service requirement.
UFM-780 Series can aggregate up to 8 Gigabit Ethernet channels and share the total Gbps transportation bandwidth. It optimizes the bandwidth utilization over the optical fiber. The Gigabit optical uplink has 1+1 redundancy mechanism to increase system reliability.
Capacity Options
- 4 tributary slots for T1/E1, V.35, and Ethernet Up to 16 T1/E1,4 x V.35 (Nx64kbps), Combo Ethernet (10/100/1000Base-T or 1000Base-X) or a combination of those.
Ethernet Interface
- Two Combo Ethernet interfaces per card with VLAN features.
- Variety SFP modules for GbE optical interface.
- Ports are fully isolated.
- Sophiscated QoS and limiting schemes.
Order Wire
- Two-wire analog transmission (optional)
High Reliability
- Transmission and power 1+1 redundancy
High Flexibility
- Hot swappable design
High Maintainability
- LCM & keypad local operation. Craft Interface, Telnet and GUI/SNMP network management functions
Compact Design
- UFM-780C 1.7U / UFM-780A/J 1.0U in height / UFM-780R 5U
Standard Compatibility
- Comply with ITU-T G.703, G.823, G.824, IEEE802.3u 10 Base-T & 802.3u 100 Base-Tx about Ethernet Interface, CE, RoHs
Low bit error rate(BER<10-10) Performance monitoring(PM) and history PM data storage
Optical Interface
- Line Rate: 1.25 Gbps
- Connector: SFP Module, LC/PC type
- Optical Link 1+1 redundancy protection mechanism
- Automatic Laser Shutdown (ALS) protection
E1 Signal Interface
- Bit Rate: 2.048Mbps±50ppm
- Line Code: HDB3/AMI
- Pulse Shape: Conform to ITU-T G.703 Impedance: 120Ω balanced or 75Ω unbalanced
- Jitter: Conform to ITU-T G.823
- Connector: RJ-48C/DB-25 for 120Ω balanced BNC for 75Ω unbalanced.
T1 Interface
- Bit Rate: 1.544Mbps±50ppm
- Line Code: B8ZS/AMI
- Impedance: 100Ω balanced
- Jitter: Conform to ITU-T G.824
- Connector: RJ-48C
Working temperature 0°C~65°C
AC/DC dual power
Hardware Key Features
- Modularize and compact design
- High Capacity: Combination of up to 8 E1, 2 GE Combo Ports, and 4 V.35
- High Bandwidth: Total 1.2Gbps Line rate
- High Reliability: 1+1 Line APS protection
- Flexible optical module (SFP)
- Multi-Services: E1, 10/100/1000BaseT, 1000BaseX, V.35 Different connector types of E1 for easy operation: BNC (75ohm), RJ-48C(120ohm), Alarm I/O
- Dual Powered (AC+DC), Power redundancy protection
- Multiple ways for operation & management: CIT, GUI, LCD
- Hot swappable design
- Surge Protection is compliant with IEC 61000-4-5 class3 or FCC part 68
Ethernet Interface
- Two combo Ethernet interfaces, two RJ-45 connectors for 10/100/1000Base-T, two 1000Base-X SFP slot.
- Support auto-MDIX function
- Frame size
- UFM-780A: up to 1632 bytes
- UFM-780C: up to 2048 bytes
- UFM-780J: up to 9000 bytes
- UFM-780R: up to 2048 bytes
Bridge functions:
- Support MAC address filtering and Embedded 2K entries of address table per port
- Support IEEE 802.1Q VLAN, Q in Q, 802.1P Qos, DSCP, 4 priority queues per port, Rate limiting
- End-to-End Fully isolated Ethernet channel without dependent on MAC learning.
- Large burst packet buffer (UFM-780C)
V.35 Interface
- Bit Rate: N x 64 Kpbs, N=up to 120
- Connector: M34 Female
Power Supply
- DC: -36~72V
- AC: 90~260V, 47~63Hz Modularized power unit (UFM-780C)
Installation
- Rack mount on a standard 19"/23" rack compliant with ETS 300119
Dimensions
- UFM-780A: 436mm x 44.5mm x 320mm (WxHxD)
- UFM-780C: 436mm x 76mm x 320mm (WxHxD)
- UFM-780J: 436mm x 44.5mm x 320mm (WxHxD)
- UFM-780R: 436mm x 220mm x 320mm (WxHxD)
Environment
- Operation Temperature: 0 to 65°C
- Relative Humidity: 5 to 90%, non-condensing
MTBF
- 79,410 hours minimum
- About 5 years (UFM-780R)
EMI/EMC
- FCC ClassA part 15B
- EN55082-1, EN55022
- CE, RoHs
Available Low Speed Units
| Tributary Unit | Tributary Interface | Connector Type |
| ET1RJ(S)* | E1/T1 (Chanel) | RJ-48C |
| V35M2 | V.35 (Chanel) | M34 |
| E1UB | E1 (Chanel) | BNC |
| ET1URJ(S)* | E1/T1 (Chanel) | RJ-48C |
| ET1UDB(S)* | E1/T1 (Chanel) | DB25 |
| GETH | 10/100/1000BaseT 1000Basex (Chanel) |
RJ-45 LC/PC |
Operation and Control
- Multi-ways to access the equipment
- LCM
- Console
- Telnet
- SNMP (NMS)
E1 Tributary interface
- Bit Rate: 2.048Mbps ±50ppm
- Line Code: HDB3/AMI Pulse
- Shape: Conform to ITU-T G.703
- Impedance: 120Ω balanced (RJ48C) or 75Ω Unbalanced (BNC)
- Jitter: Conform to ITU-T G.823
- Each input/output port is equipped with a pin for grounding.
T1 Tributary interface
- Bit Rate: 1.544 Mbps ±50ppm
- Line Code: B8ZS/AMI
- Jitter : Conforms to ITU-T G.824
- Impedance : 100Ω balanced
- Connector: RJ-48C or wire-wrapping
V.35 Tributary interface
- Bit Rate: Nx64 kbps, N=1~32
- Compliance standard: ITU-T V.35
- No. of V.35 interface per module:
- One on QE1QG unit
- Four on V35x4 Unit
- Connector type:
- One M34 connector on QE1QG Unit
- Cable adaptors to four M34 connectors for V.35x4 Unit
Ethernet Tributary Interface
- Connector types: RJ-45 or Optical LC connectors
- Transmission distance: up to 100m over Cat-5e/Cat-6 UTP cable
- Frame size: up to1632 bytes
- Per port MAC address filtering
- Embedded 8K MAC address entries with automatic learning and aging
- Port-isolated, 802.1q VLAN, Q-in-Q
- MAC and VLAN table display for each Ethernet channel
- 802.3ad LACP Link Aggregation
- Link down setting per Ethernet channel when aggregation interface or remote counterpart Ethernet link down.
- Quality of Service (QoS) with four traffic classes.
- QoS determined by Port, IEEE802.1p, IPv4 Type of Service (TOS) & Differentiated Services (DSCP), and IPv6 Traffic Class.
- Fixed priority or weighted fair queuing scheme.
- Ingress/Egress rate limiting for each Ethernet channel.
- Rate limit: 70 kbps~64Mbps (1kbps per step), 94Mbps, 140Mbps, 280Mbps
Conclusion
- Provides a flexible and cost effective solution
- With modular system design (T1/E1/LAN/V.35)
- Optimize the bandwidth utilization over the optical fiber
