TCP/IP Configuration and Management Manual

NonStop TCP/IP Processes and Protocols
TCP/IP Configuration and Management Manual427132-004
B-18
NonStop TCP/IP Layered Architecture
NonStop TCP/IP Layered Architecture
The NonStop TCP/IP product provides a layered architecture that includes many
commonly used TCP/IP applications (as shown in Figure B-12
). Domain Name Server
uses UDP for queries and TCP for messages such as zone transfers.
Figure B-11. NonStop TCP/IP Process
030VST .VSD
TCP UDP
IP
ICMP ARP
DOMAINNAME
SERVER (DNS)
TELNET
SMTP
FTP
TFTP