B-24
User Guide for Cisco Network Registrar, 7.1
OL-16002-01
Appendices, Glossary, and Index
Appendix B DHCP Options
Option Tables
Option Validation Types
defines the DHCP option validation types. Note that you cannot use some of them to define
custom options.
Table B-12
Validation Types
Validation
Description—Web UI Equivalent)
AT_BLOB
List of binary bytes—binary
AT_BOOL
Boolean—boolean
AT_DATE
Bytes representing a date—date
AT_DNSNAME
DNS name—DNS name
AT_INT
Unsigned 32-bit integer—unsigned 32-bit
AT_INT8
8-bit integer—unsigned 8-bit
AT_INTI
Unsigned 32-bit integer (Intel)—unsigned 32-bit (Intel)
AT_IPADDR
32-bit IP address—IP address
AT_IP6ADDR
32-bit IPv6 address—IPv6 address
AT_MACADDR
Bytes representing a MAC address—MAC address
AT_MESSAGE
Unsigned 8-bit message (not usable for custom options)
AT_NOLEN
No length (used for PAD and END only)
AT_NSTRING
Sequence of ASCII characters—string
AT_OVERLOAD
Overload bytes (not usable for custom options)
AT_RANGEBYTE
Range of bytes (not usable for custom options)
AT_RANGESHORT
Range of shorts (not usable for custom options)
AT_RDNSNAME
Relative DNS name—relative DNS name
AT_SHORT
Unsigned 16-bit integer—unsigned 16-bit
AT_SHRTI
Unsigned 16-bit integer (Intel)—unsigned 16-bit (Intel)
AT_SINT
Signed 32-bit integer—signed 32-bit
AT_SINT8
8-bit integer—signed 8-bit
AT_SINTI
Signed 32-bit integer (Intel)—signed 32-bit (Intel)
AT_SSHORT
Signed 16-bit integer—signed 16-bit
AT_SSHRTI
Signed 16-bit integer (Intel)—signed 16-bit (Intel)
AT_STIME
Signed 32-bit signed integer representing time—signed time
AT_STRING
Unrestricted sequence of ASCII characters—string
AT_TIME
Unsigned 32-bit integer representing time—unsigned time