Enterasys Networks manual 2 XSR-3020

System Description

Figure 1-2 XSR-3020

SECU
RITYRO
XSR-	UTERS
3020

NIM1

NIM2

NIM1

	N
SYS	IM2
PWR
	C
	OM

COM

Link TX

1	0	10
		/100
		/10	00
GB
	IC
		ETH1

10/1
00
	/10
		00
ETH2		ETH3

•Two Network Interface Module (NIM) slots for these optional cards:

•1, 2, or 4 full, fractional and channelized T1/E1 WAN NIM with integral CSU/DSU or Primary Rate Interface (PRI) ports (RJ-48C).

•1-port T3/E3 channelized/unchannelized WAN NIM with BNC ports. This NIM is also available with up to 16 T1/E1 tributaries and system synchronization of two NIMs.

•High-speed serial port for up to 230 Kbps asynchronous and 8 Mbps synchronous WAN NIM for leased and dial lines (68-pin serial) with universal connector supporting X.21, V.35, RS422 and EIA530.

•1- or 2-port serial Basic Rate Interface (BRI) WAN NIM for S/T (RJ-45) or U ports (RJ-49C).

•1-port Annex A (POTS)/C or B (ISDN) ADSL WAN NIMs with RJ-11 connector with CompactFlash card.

•2-port T1/E1 Drop and Insert WAN NIM with RJ-45 connectors.

•1-port Copper or Fiber Ethernet LAN or WAN NIM with an RJ-45 or MT-RJ multi-mode interface.

•Three 10/100/1000BaseT GigabitEthernet LAN connectors and a Mini-Gigabit Interface Converter (MGBIC) fiber-optic port capable of operating in full or half-duplex modes.

•COM (console) serial interface including modem control signals for remote debugging, or out- of-band configuration

•128 MBytes of 64-bit, 133 MHz SDRAM/DIMM memory, 8 MBytes of Onboard Flash RAM, optional 16 MByte plug-in CompactFlash RAM card upgradeable to 1 GByte for firmware, image and alarm storage.

•PCI-based, Encryption Module hardware accelerator for: encryption/decryption (3DES), Message Digest (MD-5, SHA-1), and public key acceleration.

•Alarm detection, local and remote loopback, and loopback tests.

XSR Getting Started Guide 1-3