Nortel Networks 1750 manual Installing the SSL VPN Module 1000 with other option cards

54Chapter 3 Option card and DIMM installation

Table 16 Supported option cards for the Nortel VPN Router 1750

	Maximum
Option card	number	Restrictions
V.90 modem interface	4	If you install an SSL VPN Module 1000 in slot 1, do
		not install the V.90 modem interface card in slot 2.
		The VPN Router 1750 must run Version 4.80 or
		later.
Single V.35/X.21 WAN interface	4	—
(full-height)
Single V.35/X.21 WAN interface	4	The VPN Router 1750 must run Version 4.80 or
(half-height)		later.
HSSI WAN interface	2	Do not install in slot 4; install in slot 3 or 1 if possible.
		If you install an SSL VPN Module 1000, you can
		install only one HSSI WAN interface card.The
		gateway must run Version 4.76 or later, or the
		hardware revision must be at least 03.

Installing the SSL VPN Module 1000 with other option cards

If you install an SSL VPN Module 1000 in the VPN Router 1750, the following restrictions on other option cards apply:

•You cannot install a V.90 modem interface card in slot 2.

•You can install only one HSSI WAN interface card. Do not install this card in slot 4; if possible, install it in slot 3.

•You can install two 1000BASE-T/1000BASE-SX interface cards only if you do not install one of the following option cards:

—VPN Router Security Accelerator

—Hardware Accelerator

—HSSI WAN interface

If you install a VPN Router Security Accelerator, Hardware Accelerator, or HSSI WAN interface card, you can install only one 1000BASE-T or 1000BASE-SX interface card.

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