Article Index
Sysfunc Reference Guide
Configuration parameters
System database
Disk management
Error handling
File manipulation
Filesystems
IP V4 addresses
Kernel
Logical volume manager
Miscellaneous
Message display
User interaction
Network
OS
File backup
Software packages
Services
Time and date
Temporary file management
Users and groups
Vmware-specific
Function index
All Pages

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ip4_is_valid_ip

Checks if the input string is a valid IP address

Arguments

$1	IP address to check

Returns

0 if address is valid, !=0 if not

Displays

Nothing

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ip4_network

Compute network from IP and netmask

Arguments

$1	IP
$2	Netmask

Returns

0

Displays

Network

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ip4_validate_ip

Checks if the input string is a valid IP address and aborts if not

Arguments

$1	IP address to check

Returns

only if address is valid

Displays

Nothing if OK. Error if not