Other Library Functions

Library: omnetutl - miscellaneous network utilities Include: omnetutl.xin

Return type: String Returns:        Name of a host computer given its IP address.

Declaration

  define external stream function NETGetHostName
     By-IP value stream Host-IP optional

  where

Host-IP

is the dotted decimal format IP address of the host computer you want to retrieve the name of.

Use NETGetHostName to retrieve the official name of a host computer given its Internet Protocol (IP) address.

Requirements

You must include the following line at the beginning of your OmniMark program:

  include "omnetutl.xin"

The IP address must be specified in dotted decimal format (for example, "127.0.0.1").

Usage Notes

If no IP address is specified, NETGetHostName returns the name of the local host. If this function fails to retrieve the host name, it returns the passed IP address.

Example

  ; get the official host name given its IP

  include "omnetutl.xin"

  process
    local stream host
    set host to "206.116.41.138"
    output "ip of %g(host) is: <" || NETGetHostName By-IP host || ">%n"

    ; get the name of the local host
    ;
    output "Local host name is: <" || NETGetHostName || ">%n"

Other Library Functions    from-net-long    NETGetHostIP    NETGetHostName    NETIsVersionCompatible    NETLibraryVersion    net-long    to-net-long

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