CHECKRAD(5) - man page online | file formats

13 January 2006
CHECKRAD(5)                            File Formats Manual                            CHECKRAD(5)

NAME checkrad -- See if a user is (still) logged in on a certain port.
SYNOPSIS checkrad [-d] nas-type nas-ip nas-port login session-id
DESCRIPTION Checkrad is used by the radius server to check if its idea of a user logged in on a cer‐ tain port/NAS is correct if a double login is detected. Returns: 0 = no duplicate, 1 = duplicate, >1 = error.
OPTIONS -d Enable printing of debugging informations. nas-type Type of port/NAS. Can be one of: · ascend · bay · cisco · cisco_l2tp · computone · cvx · digitro · dot1x · livingston · max40xx · mikrotik · mikrotik_snmp · multitech · netserver · other · pathras · patton · portslave · pr3000 · pr4000 · redback · tc · usrhiper · versanet The "other" type cause checkrad to skip any check and always returns 1. nas-ip IP address of the NAS to check. nas-port The NAS port to check (may be ignored by some nas-type). login The login name to check. session-id Session to check. (actually ignored by all nas-type)
SEE ALSO radiusd(8)
AUTHOR Written by Miquel van Smoorenburg, This manual page was written by Marco Nenciarini <> for the Debian project (but may be used by others).
13 January 2006 CHECKRAD(5)
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checkrad(5) referred by
refer to radiusd(8)