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IP protocol support
All Digi devices include a Robust on-board TCP/IP stack with a built-in web server.
Supported protocols include, unless otherwise noted:
Transmission Control Protocol (TCP)
User Datagram Protocol (UDP)
Dynamic Host Configuration Protocol (DHCP)
Simple Network Management Protocol (SNMP)
Secure Sockets Layer (SSL)/Transport Layer Security (TLS)
Telnet Com Port Control Option (Telnet) including support of RFC 2217
(ability to control serial port through Telnet). See "Serial data communication
over TCP and UDP" on page 31 for additional information.
Remote Login (rlogin)
Line Printer Daemon (LPD)
HyperText Transfer Protocol (HTTP)/HyperText Transfer Protocol over Secure
Socket Layer (HTTPS)
Simple Mail Transfer Protocol (SMTP)
Internet Control Message Protocol (ICMP)
Internet Group Management Protocol (IGMP)
Address Resolution Protocol (ARP)
Advanced Digi Discovery Protocol (ADDP)
Point to Point Protocol (PPP)
Network Address Translation (NAT)/Port Forwarding
Secure Shell (SSHv2)
Generic Routing Encapsulation (GRE) Passthrough
Encapsulating Security Payload (ESP)
ESP Passthrough
Following is an overview of some of the services provided by these protocols.