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Appendix A

Specifications

This appendix provides the specifications for the GTX Series routers and each of the modules.

GTX Series Router Specifications

Modem Module Specifications

Ethernet Module Specifications

WAN Module Specifications

ISDN Module Specififcations

POTS Module Specifications

T1 CSU/DSU Module Specifications

E1 Module Specifications

DDS CSU/DSU Module Specifications

GTX Series Router Specifications

These specifications (with the exception of encryption) apply to both the GTX1000T and the GTX1500.


Processor	MC 68360, 33 MHz
Memory DRAM Flash	8 MB (expandable to 16, 32, or 64 MB) 4 MB
VPN (GTX1500 only)	Hardware assist for data encryption, authentication, and compression
Input/Output Interfaces	3 Modular Slots Ethernet 10BaseT, Console, RS-232, Async
Dimensions	10.25 x 7.75 x 2.0 inches (26.0 x 19.7 x 5.1 cm)
Weight	1.25-2.25 lb (varies depending on the installed module(s))
Power	90-264 VAC 50-60 Hz 18 VA
Operating Temperature	41-105 degrees F 5-41 degrees C
Relative Humidity	8-80%
Heat Dissipation	10 Watts, typical 34 BTUs
Agency Approvals	FCC Part 15, Class B, CISPR-22, Class B FCC Part 68 C-UL, CS03, EN 60950 CE Mark JATE Modems are approved for specific countries.

Modem Module Specifications

33.6 K Modem

The following table lists the specifications for the 33.6 Kbps Modem module.


Maximum Speed	33.6 Kbps
Standards	K56flex ITU-T: V.34, V.FC, V.32bis, V.32, V.23, V.22bis, V.22, Bell: 212A, 103
Error Correction	V.42 LAPM, MNP 2-4, MNP 10/EC
Compression	V.42bis, MNP 5
Dialing	DTMF, Pulse
Operation	Sync, Async
Connector	(2) RJ-11 (line, phone)
Indicator	Modem Active

56 K Modem

The following table lists the specifications for the 56 Kbps Modem module.


Maximum Speed	56 Kbps
Standards	K56flex ITU-T: V.34, V.FC, V.32bis, V.32, V.23, V.22bis, V.22, Bell: 212A, 103
Error Correction	V.42 LAPM, MNP 2-4, MNP 10/EC
Compression	V.42bis, MNP 5
Dialing	DTMF, Pulse
Operation	Sync, Async
Connector	(2) RJ-11 (line, phone)
Indicator	Modem Active

Ethernet Module Specifications

The following table lists the specifications for Ethernet module.


Interface	IEEE 802.3, 10BaseT With signal crossover switch
Connector	RJ-45
Indicators	Activity, Link status

WAN Module Specifications

The following table lists the specifications for the WAN module.


WAN Speed	4.8 Kbps to 2.048 Mbps
Interfaces	V.35, RS232/V.24, X.21 (DTE and DCE)
Connector	DB 44 Use the appropriate external WAN cable. See Selecting a WAN Cable on page 16.

ISDN Module Specififcations

ISDN U

The following table lists the specifications for the ISDN U module.


Standards	ANSI T1.601
Data Rate	144 Kbps
Data Structure	2B + D
Bit Rate	160 Kbps
Connector	RJ-49C
Indicators	D Channel Status, (2) B Channel Status
Line Coding	2B1Q
FIC	02IS5
SOC	6.0N

ISDN S/T

The following table lists the specifications for the ISDN S/T module.


Standards	CCITT I.430
Data Rate	144 Kbps
Data Structure	2B + D
Bit Rate	192 Kbps
Connector	RJ-61x, 2-pair conductor
Indicators	D Channel Status, (2) B Channel Status
Line Coding	Pseudo-tenary

POTS Module Specifications

The following table lists the specifications for the POTS module.


Ports	Two, one per ISDN B channel
Encoding	A-law, µ-law 64 Kbps PCM
Dialing	DTMF
REN	1.0 per Port
Line Length	200 feet, 26 AWG
Line Impedance	600 ohms, TBR21
Ring Frequency	20Hz, 16Hz, 25Hz, 50Hz
Connector	(2) RJ-14
Indicator	Line active/ringing

T1 CSU/DSU Module Specifications

The following table lists the specifications for the T1 CSU/DSU module.


Speed	1.544 Mbps
Data Rate	N x 56 Kbps, N x 64 Kbps up to 1.536 Mbps
Impedance	100 ohm
Connector	RJ-48C
Indicators	Alarm, Test Mode, Loss of Sync
Diagnostics	Local, Remote and V.54 loopbacks
Clocking	Internal, Network
Line Coding	B8ZS
Line Framing	Extended Super Frame (ESP)
Transmit LBO	0 to -22dB
FIC	04DU9-BN,DN,1KN,1SN
SOC	6.0N

E1 Module Specifications

The following table lists the specifications for the E1 module.


Speed	2.048 Mbps
Data Rate	N x 64 Kbps up to 2.048 Mbps
Impedance	120 ohm
Connector	RJ-48C
Indicators	Alarm, Test Mode, Loss of Sync
Diagnostics	Local, Remote and V.54 loopbacks
Clocking	Internal, Network
Line Coding	HBD3
Line Framing	G.704, Structured & Unstructured

DDS CSU/DSU Module Specifications

The following table lists the specifications for the DDS CSU/DSU module.


Speed	56 or 64 Kbps, primary channel
Protocol	Sync, full duplex
Connector	RJ-48S
Indicators	Alarm, Test Mode, Loss of Sync
Diagnostics	CSU loopback, DSU non-latching loopback (except 64 Kbps mode)
Clocking	Internal, Network
Line Coding	AMI, B8ZS
FIC	04DUS-56
SOC	6.0N

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