WCM3100: Managed Ethernet Extender over E3/DS3

Metrodata Limited

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WCM3100 Quotation
The WCM3100 Ethernet Extension Device is a low cost Carrier Ethernet Service delivery unit, offering end to end management using 802.3ah OAM, and customer site LAN extension of twisted pair 10/100/1000BaseT and 100Base/1000Base-X fibre over Clear-Channel or Framed E3/DS3 leased line services.

10/100/1000Base Ethernet over E3/DS3 Edge Device

WCM3100: the "plug and play" way to connect LANs together over an E3 or DS3 circuit
WCM3100: the "plug and play" way to connect LANs together over an E3 or DS3 circuit
  • LAN Extension of 10/100/1000Base Ethernet over Framed E3/DS3 services
  • 2 copper and 1 SFP fibre Ethernet connections, supporting a choice of fibre module
  • Link State Forwarding
  • Jumbo Frame Support (10kbyte)
  • 802.3ah OAM Support
  • 802.1q VLAN support (pass-through and tag switching)
  • 802.1p priority queuing (4 queues)
  • GFP mode for use with LAN Aggregation equipment
  • RSTP support
  • TACACS+ for secure authentication
  • Zero Touch, Plug and Play Interface
  • LED status indicators
  • Compact modem style unit, built to European standards
  • Integral auto-sensing power supply (100-250V AC or -48V DC versions)
  • 12-24V DC power supply available on request
  • Easy to install & maintain
  • Rack mounting kits for 2 or 18 units available
  • 2-port and 4-port E3/DS3 versions also available

MetroCONNECT supporting Multiple Ethernet Demarcation LAN Extension Devices

MetroConnect Solution for Ethernet Service Demarcation

This application shows an MC12000 MetroCONNECT chassis with WCC3100 modules, supporting multiple WCM3100 Ethernet over Framed E3/DS3 LAN Extension Demarcation Devices. The MetroCONNECT and WCM3100 together offer LAN Extension and Ethernet demarcation, with remote management via 802.3ah OAM. Various service delivery options are available including fibre, copper, and fibre plus copper over a Framed E3/DS3 circuit. Comprehensive remote network management access is available via the MetroCONNECT including end to end remote management using 802.3ah OAM. 10M, 100M and Gigabit Ethernet applications can all be supported, as can Jumbo frames.

WCM3100 delivering Ethernet services from an MPLS core network

WCM3100 delivering Ethernet services from an MPLS core network

This application shows an WCM3100 unit being used as the Ethernet demarcation device to deliver a Carrier Ethernet service from an MPLS core network. A wide choice of Ethernet connectivity is available for the user via the 10/100/1000baseT and SFP fibre ports. OAM support means that the WCM3100 can be remotely managed by the central network management system using standards based OAM packets. GFP is supported allowing single ended use with aggregation platforms in the core network.

WCM3100 units performing Ethernet service demarcation and media conversion

WCM3100 units performing Ethernet service demarcation and media conversion

This application shows how a pair of WCM3100 units can be used to offer Ethernet service demarcation and LAN Extension functionality over a Framed E3/DS3 circuit.


The WCM3100 is a switching media converter operating in store and forward mode. The WCM3100 supports auto-negotiation, and auto MDI/MDIX cross-over switching on the copper interface.

To ensure reliable operation, the WCM3100 supports Link State Forwarding, whereby a fault on the serial port will automatically force a link down on the user ports to indicate to the attached device that there is a link problem.

The WCM3100 supports the transmission of Jumbo frames.

The WCM3100 supports 802.3ah OAM which means that the Ethernet service can be managed and monitored right up to the customer delivery point. The future WCM3100 software development roadmap includes support for LACP, IEEE802.1ag and Y.1731 OAM standards.

The WCM3100 is provided with an SFP module with LC connector supporting for example 1000Base-SX for 550 metres operation over multi-mode fibre, or 1000Base-LX for up to 10km over a single-mode fibre.

The WCM3100 is ordered without an SFP fitted, although customers can subsequently change their interface type. Please contact Metrodata for price and availability of SFP modules including long haul, 1550nm, bi-directional and CWDM.

Compatibility:
  Unframed HDLC mode for use with the WC3445
  GFP mode for use with LAN Aggregation equipment

The WCM3100 is available in a choice of 100-250 VAC or -48 VDC integrated power supplies.

The WCM3100 can easily be rackmounted in either a 1U two unit rackmount kit, a 6U eighteen unit rackmount kit.

The WCM3100 is part of a wide range of LAN extension products from Metrodata.


WAN Port Specs

Port Framed E3/DS3 conforming to G.703
Interface
BNC pair (75 ohm)
Framing
E3: G.832 or unframed
DS3: C-bit parity or unframed
Line Coding
E3: HDB3
DS3: B3ZS
Bit Rate E3: 34.368Mbps +/- 20 ppm
DS3: 44.736Mbps +/- 20ppm

1000Base-X Fibre Interface

Port IEEE802.3z 1000BaseX
Interface Dual LC connectors

SFP 1000Base SX

Wavelength 850nm multimode
TX Power -9.5 to -3dBm
Max Rx input power 0dBm
Rx sensitivity -17 to 0dBm
Optical loss budget 7.5dB (550m)

SFP 1000Base LX

Wavelength 1300nm singlemode
TX Power -9.5 to -3dBm
Max Rx input power -3dBm
Rx sensitivity -19 to -3dBm
Optical loss budget 9.5dB (10km)

10/100/1000BaseT Electrical Interface

Port 2x 10/100/1000BaseT with auto-negotiation and Jumbo frame support
Interface RJ45 (Auto Crossover MDI/MDIX)
Operating mode Auto Negotiate, 10M, 100M, 1000M, Full Duplex, Half Duplex
LEDs Link, Activity, Speed

Compliance & Approvals

Safety EN60950
IEC60825-1 Class 1 Laser Eye Safety
EMC EN55022, EN50082

Environment

Temperature 0 - 50 deg C
0 - 95% RH, non condensing
Storage Temp -40 to 100 deg C
Pressure 86 - 106 kPa

Power Supply Options

-48 VDC -36 to -72V DC, 125 - 65 mA
AC Mains 100 - 250V AC, 50 - 60Hz, 60 - 25mA
Power Consumption 6 watts approx when operating

Packaging

Type Modem, 1U high without feet

Dimensions W x D x H (mm)

Rackmount 202 x 132 x 44 (without feet)
Tabletop 202 x 132 x 48 (with feet)

Order Code
Product AC Mains: 100 - 250 VAC DC Power: -48 VDC
WCM3100 80-70-543 80-71-543
2 Unit Rackmount Kit 80-05-256 80-05-256
18 Unit Rackmount Kit 80-05-250 80-05-255

Product variants with 12V to 24V DC operation are also available on request.

If you require further information please contact our sales team with your requirements.

Commonly used SFP transceivers
Order Code Description
1Gbps Multimode 550m 850nm
80-31-011
Multimode interface
fibre optic loss budget 7.5dB
1Gbps Singlemode 10km 1300nm
80-31-031
Singlemode interface
fibre optic loss budget 9.5dB
1Gbps Singlemode 40km 1300nm
80-31-033
Singlemode interface
fibre optic loss budget 18dB
1Gbps Singlemode 80km 1550nm
80-31-042
Singlemode interface
fibre optic loss budget 20dB
100Mbps Multimode 2km 1300nm
80-30-021
Multimode interface
fibre optic loss budget 8.5dB
100Mbps Singlemode 10km 1300nm
80-30-031
Singlemode interface
fibre optic loss budget 13dB
100Mbps Singlemode 40km 1300nm
80-30-033
Singlemode interface
fibre optic loss budget 20dB
100Mbps Singlemode 80km 1550nm
80-30-042
Singlemode interface
fibre optic loss budget 29dB

Other SFPs are available on request including long haul, 1550nm, CWDM and bi-directional.

Whilst the MetroCONNECT product range uses industry standard user exchangeable SFPs, it is recommended that these are purchased from Metrodata to guarantee their specification and compatibilty with each other.

If you require another SFP please contact our sales team with your requirements.


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