Nortel Networks 420 Switch Switch User Manual


 
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Alteon Web Switches
Features and Benefits
• High-performance content-intelligent switching
• Server, Firewall, Cache, WAN Gateway, Virtual
Private Network, Wireless Application Protocol,
Real-Time streaming Protocol, Domain Name
Service and Intrusion Detection Server load
balancing
• Full inspection of URLs, cookies and any host
headers across multiple requests and responses
• TCP,UDP,HTTP,FTP,SSL,SMTP,LDAP,DNS, Radius,
WAP, RTSP, Telnet and NNTP and IP server
load balancing
• Application redirection for any traffic type,
including wireless
• Persistent connections using multiple Layer4-
Layer7 parameters
• Comprehensive server health checks enable
content verification and availability
• Gigabit-class, content-intelligent bandwidth
management enables SLAs and usage-based
services
• Response Time, Bandwidth, Link, Hash,
Least Connections, Maximum Connections
Leastconn, Maxconn and Roundrobin load
balancing metrics for unparalleled infrastructure
optimisation
• Full network address translation enables multi-
site load balancing and traffic redirection
• Global Server load balancing to distributed
servers based on health, user proximity, server
weights and response time
• Virtual Matrix Architecture enables dynamic
utilisation of all processors and memory
• Complete site redundancy via active-active,
active-standby, hot-standby and stateful fail over
for high availability
• Up to 256 virtual servers per switch
• Up to 1024 application servers per switch
• Up to 1024 services per switch
• Up to 2K packet filtering rules per port
(AD4/184/WSM only)
• Up to 500,000 L4-7 sessions per switch
(AD4/184 only)
Ordering Information
For further information please contact your local Nortel Networks Representative.