Hardware Option Cards; Contivity Security Accelerator (Csa) And Hardware Accelerator Cards - Nortel Contivity 1740 Installing

Hardware option cards

The Contivity 1740 provides four PCI slots that support a combination of the
following option cards:
• Contivity Security Accelerator and Hardware Accelerator cards
(not supported in slot 4)
• 10/100BASE Ethernet interface card
• 1000BASE-T Ethernet interface card
• 1000BASE-SX Ethernet interface card
• ADSL WAN interface card
• ISDN BRI interface card
• T1/E1 CSU/DSU WAN interface card
• Quad T1/E1 CSU/DSU WAN interface card
• Single V.35/X.21 WAN interface card
• Dual V.35 WAN interface card
• HSSI WAN interface card (not supported in slot 4)
• V.90 modem interface card
This section provides information about the option cards, including the connector
and the cable pinouts for each supported network interface card.
Contivity Security Accelerator (CSA) and Hardware
Accelerator cards
Nortel Networks supports two option cards that perform bulk encryption and
compression algorithms for IPsec tunnel traffic:
• Contivity Security Accelerator (CSA) card
The CSA card uses a single Hifn
and has 64 MB of onboard RAM. It supports AES-128 cryptography with
SHA-1 authentication and triple DES cryptography with either MD5 or
SHA-1 authentication.
Appendix A Technical specifications 73
* 7854 chip for encryption and compression
Installing the Contivity 1740