Design

The SyncLink GT, SyncLink GT4, and the SyncLink PCMCIA Frame Relay Adapters for Windows 2000/XP and Server 2003 provide high-speed, wide area networking over frame relay connections. This eliminates the need for costly hardware frame relay access devices (FRADs). The Windows 2000/XP and Server 2003 Routing and Remote Access Service (RRAS) provides multiprotocol routing which runs on the SyncLink adapters and eliminates the need for hardware routers. SyncLink adapters also features an agent and console for management of the frame relay link.

The SyncLink card is a full-duplex serial communications adapter designed for use with digital CSU/DSU equipment over 56 Kbps to 10 Mbps frame relay connections. (128Kbps and higher on PCMCIA connections)   

Through its serial data interface, which can be configured as V.35, RS-232, or RS-422/485 (RS-530, RS-449, X.21) the SyncLink adapter cables directly to data communications equipment such as high-speed synchronous modems and digital service CSU/DSUs, as well as satellite and RF modems. The 4-port SyncLink GT4 supports the same connections through independently configured serial data interfaces.   Available conversion cables are required for each port for V.35, RS-449, RS-530, and X.21 applications.

SyncLink adapters feature Plug and Play configuration of adapter resources, such as I/O base address and interrupt request level. The number of adapters that can be installed is limited only by the number of available PCI and PC Card slots.

To verify installation or test SyncLink at any time after installation, comprehensive board-level diagnostics can be activated in the Control Panel and Device Manager.

FEATURES

LAN Emulation
SyncLink appears to Windows as a LAN adapter supported by a standard NDIS network driver. LAN packets sent by Windows to the adapter are converted to frames and transmitted over the frame relay link. Received frames are converted to LAN packets and passed up to Windows for processing. These conversions are transparent to LAN applications.

Network Management
The SyncLink Frame Relay adapter includes an agent and a console for SNMPv1 management of the frame relay link. The SNMP agent is implemented by an extension DLL for the Microsoft extendable SNMP agent. The frame relay agent fully supports RFC1315 including DLCMI tables, circuit tables, error tables, and traps. The management console monitors and controls the RFC1315 agent using the Microsoft SNMP management API.

Routing
SyncLink supports IP and IPX routing through the Windows Routing and Remote Access Service (RRAS). 

Protocols
SyncLink supports a variety of networking protocols using the IETF RFC1490 standard for multiprotocol encapsulation over frame relay. IP and IPX protocols are supported in both routed and bridged forms. The ARP and Inverse ARP protocols are supported for dynamic protocol address discovery.

Virtual Circuits
The aggregate bandwidth of the frame relay circuit can configured into one or more Permanent Virtual Circuits (PVCs). Each PVC corresponds to a Data Link Connection Identifier (DLCI) assigned by the Frame Relay service provider. Up to 16 PVCs can be assigned for each SyncLink adapter.

Logical Adapters
Each physical SyncLink adapter can support multiple logical adapters. When a logical adapter is installed using the control panel, the adapter configuration allows the selection of the physical adapter and a grouping of PVCs into a virtual network segment for the logical adapter.

Tracing
A tracing utility program is provided that allows starting, stopping, and viewing of traces. Tracing provides multiple levels of detail and records data and adapter events in a disk file for later analysis.

Monitoring
A monitor program is provided for collecting and displaying serial signals, PVC connections, and link statistics in real time.

APPLICATONS

Windows networking applications for the SyncLink frame relay adapter include: Internet gateways for LANs, high-speed Internet and Intranet servers (WWW, FTP, etc.), LAN to remote LAN connections, high-speed WAN connections between Windows and remote devices over frame relay links, and IP & IPX routing with Windows Routing and Remote Access Service. 

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PRODUCT CONFIGURATIONS

Single Port Adapters
Product Code 
SyncLink GT Frame Relay Adapter for Windows/PCI/V.35
191133
SyncLink GT Frame Relay Adapter for Windows/PCI/RS-232
192133
SyncLink GT Frame Relay Adapter for Windows/PCI/RS-422/X.21
193133
SyncLink GT Low Profile Bracket
LBP000
PC Card Adapters
SyncLink Frame Relay Adapter for Windows/PCMCIA
P10133
4-port Adapters
SLMP GT4 Frame Relay for Windows/PCI/V.35/4p
491133
SLMP GT4 Frame Relay for Windows/PCI/RS-232/4p
492133
SLMP GT4 Frame Relay for Windows/PCI/RS-422/X.21/4p
493133
Cables
V.35 cable
2534GT
RS-232 cable
CMF000
RS-449 cable
2537FM
RS-530 cable
CMF000
X.21 cable
2515FM

SPECIFICATIONS  (SyncLink GT)

Controller: MicroGate FPGA
Serial Ports: One
Serial Interface: Jumper select: V.35, RS-232, RS-422/485 (RS-530 & RS-449, X.21)
Serial Format: SDLC, HDLC, raw bit synchronous, BISYNC, MONOSYNC, asynchronous
Data Rates: Up to 10 Mbps synchronous; 921600 bps asynchronous
Clocking: internal, external, DPLL
Plug and Play configurable, Bus Master DMA data transfer
Environmental: Temperature 0C to 60C standard, -40C to +85C optional; humidity 0 to 95% non-condensing;  alt. - 200 to +10,000 ft
Mechanical: Low-Profile PCI MD1; length 4.7 ", height 2.5 ", Weight 2.7 Oz
PCI 3.0 compliant, 32-bit, 33mhz (5v, 3.3v and PCI-X compatible), Low-profile compatible w/optional bracket.
Power usage:  0.2A +5V, 23 mA +12V, 23mA -12V
Regulatory: FCC Class B, CE, ANSI C63.4 Class B, VCCI Class B, EN55022 Class B, EN55024, RoHS
Connector: DB-25 (male)
Cable Options: DB-25 (female) to DB-25 (male); DB-25 (female) to 34-pin V.35 (male); DB-25 (female) to 37-pin RS-449 (male); DB-25 (female) to 15-pin X.21 (male)

SPECIFICATIONS (SyncLink GT4)

Controller(s): MicroGate FPGA
Serial Ports: Two (2) or four (4); custom designs offer more ports-per-adapter
Serial Interface: Jumper select: V.35, RS-232, RS-422/485 (RS-530,RS-449, X.21)
Serial Format: SDLC, HDLC, raw bit synchronous, BISYNC, MONOSYNC, asynchronous
Data Rates: Up to 10 Mbps per port synchronous; 921600 bps asynchronous
Clocking: internal, external, DPLL
Plug and Play configurable, Bus Master DMA data transfer
Environmental: Temperature 0C to 60C standard, -40C to +85C optional; humidity 0 to 95% non- condensing; alt. - 200 to +10,000 ft.,
Mechanical: Standard PCI short card; length 6.875", height 4.2",  Weight 5.5 Oz
PCI 3.0 compliant, 32-bit, 33mhz (5v, 3.3v, and PCI-X compatible)
Power usage: 300mA 5V, 80mA +12V, 80mA -12V
Regulatory: FCC Class B, CE, ANSI C63.4 Class B, VCCI Class B, EN55022 Class B, EN55024, RoHS
Connectors: LFH-60
Supplied Adapter Cable: LFH-60 to dual DB-25 (male)
Cable Options: DB-25 (female) to DB-25 (male); DB-25 (female) to  34-pin V.35 (male); DB-25 (female) to 37-pin RS-449 (male); DB-25   (female) to 15-pin X.21 (male)

SPECIFICATIONS (SyncLink PCMCIA)

Controller(s): SAB82532
Serial Ports: One
Serial Interface: Software-selectable as V.35, RS-232, RS-422 (RS-530,RS-449, X.21)
Serial Format: HDLC, SDLC, asynchronous
Data Rates: Up to 512 Kbps synchronous, 115200bps asynchronous
Clocking: internal, external, DPLL
Plug and Play configurable, PIO data transfer
Environmental: Temperature 0C to 60C; humidity 0 to 95% non- condensing; alt. - 200 to +10,000 ft.
Mechanical: Standard Type II PCMCIA card; length 3.37 inches, width 2.126 inches, weight 1.0 Oz
Power usage: 200 mA +5V
Regulatory: FCC Class B; EN55022 Class B, EN55024
Supplied Adapter Cable: PC card I/O connector to DB-25 (male)
Cable Options: DB-25 (female) to DB-25 (male) DB-25 (female) to 34-pin V.35 (male); DB-25 (female) to 37-pin RS-449 (male); DB-25   (female) to 15-pin X.21 (male)