<%NUMBERING1%>.<%NUMBERING2%>.<%NUMBERING3%> PRTG Manual: Define IP Address Ranges

In some setting fields, you can either enter a host name or single IP address, or you can define IP address ranges. These are available, for example, for xFlow and Packet Sniffer sensors and for probe connection settings. PRTG follows a common syntax for IP address ranges.

i_square_cyanFor the supported syntax of the automatic network discovery functionality in PRTG, see section Auto-Discovery (IP Address Selection Method).

Available Options

Option

Description

Syntax

Examples

Simple

Enter a fixed IP address.

a.b.c.d

10.0.10.9

Hostname

Enter a hostname. PRTG resolves it to an IP address in your network.

hostname

device-xyz

Hostmask

Enter a hostmask. A hostmask defines the relevant bits of the IP address.

i_round_redValid hostmasks are /0 - /32 for IPv4 and /0 - /128 for IPv6.

a.b.c.d/h or a.b.c.d/e.f.g.h

10.0.0.0/24

Range

Enter an IP address range. Replace each of a, b, c, d with either

  • * (asterisk) for any value; corresponds to 0-255
    or
  • x-y for any range between 0 and 255.

a.b.c.d

10.0.0.1-20 or 10.*.0.* or 10.0.0-50.*

Advanced Topics