Cisco® Ios : Typical Applications Of Cisco® Routers And Switches

4. Typical applications of Cisco^® Routers and Switches:

VPN solutions with secure connectivity for small offices

• VPN solutions with secure connectivity for small officesIntranet and internet routing solutions
• Secure https (https), FTP, and Telnet authentication proxies
• WLAN applications using 
  • WiFi Certified products
  • Secure WLAN 802.11b/g option
  • WECA interoperability
  • PoE for IP phones or external wireless access points
• Applications requiring advanced security with 
  • Frewall, 
  • Virtual Private Networks, 
  • Intrusion Prevention Systems (IPS),
  • Antivirus support through Network Admission Control (NAC) and enforcement of secure access policies
  • DMVPNs, and others.
• High availability features including the following:
  • Virtual Router Redundancy Protocol (VRRP) (RFC 2338)
  • Hot Standby Router Protocol (HSRP)
  • Out-of-band management with external modem through virtual auxiliary port
  • Dial backup with external modem through virtual auxiliary port
• WAN services including T1/E1/ xDSL, and broadband
• Multiservice voice/video/fax/data integration
• Dial concentration with async, ISDN, or analog modems
• IP telephony solutions
• Content Networking
• Remote office, branch-office, and central offices networking, and Routing