Nortel Networks 1750 Option card installation and replacement, Maximum, number, Restrictions

Chapter 3 Option card and DIMM installation 53

Option card installation and replacement

The VPN Router 1750 provides four slots for option cards. This section provides instructions about how you can add new option cards to the VPN Router 1750 or, if necessary, replace an existing card.

The following table lists the option cards that you can install in the VPN Router 1750.

Table 16 Supported option cards for the Nortel VPN Router 1750

	Maximum
Option card	number	Restrictions
SSL VPN Module 1000	1	Install this card in slot 1 only. The VPN Router 1750
		must run Version 5.0 or later.
VPN Router 1750 Security Accelerator		Install one VPN Router 1750 Security Accelerator
	1	card or one Hardware Accelerator card. Do not
Hardware Accelerator
		install a Hardware Accelerator card in slot 4. The
		VPN Router 1750 must run Version 4.90 or later.
10/100BASE-TX Ethernet interface	4	—
1000BASE-T (1000 GT) Ethernet	4	The VPN Router 1750 must run Version 5.05.330,
interface		6.05.140 and later, 7.00.062, 7.05.100 and later, or
		7.05.300 and later.
1000BASE-T (1000 MT) interface		Install two 1000BASE-T (1000 MT) cards, two
(copper)		1000BASE-SX cards, or one card of each type. For
	2	more information, see “Installing the SSL VPN
1000BASE-SX interface (fiber)
		Module 1000 with other option cards” on page 54.
		The VPN Router 1750 must run Version 4.90 or
		later.
56/64K channel service unit/digital	4	The VPN Router 1750 must run Version 5.0 or later.
service unit (CSU/DSU) WAN interface
ADSL WAN interface	4	The VPN Router 1750 must run Version 4.90 or
		later.
Integrated Services Digital Network	4	The VPN Router 1750 must run Version 4.80 or
(ISDN) BRI S/T or U interface		later.
T1CSU/DSU WAN interface (full-height)	4	For E1 support, you must install the half-height
T1/E1 CSU/DSU WAN interface	4
		interface card.
(half-height)
Quad T1/E1 CSU/DSU WAN interface	3	The VPN Router 1750 must run Version 4.90 or
		later.

Nortel VPN Router Installation — VPN Router 1750