Cisco offers security products like firewall, intrusion prevention, remote access and virtual private networks (VPNs), unified client, web, and email security.

FORBES: Network Security Just One Brick In Cisco's Road To $24

Cisco's unified communications systems and TelePresence hardware, for instance, which are designed to facilitate easy remote conferencing, may be seen as a cost-cutting measure to replace expensive travel as fuel prices rise.

FORBES: Cisco Sets The Bar Low