The SHOW PATH /DEVICE command displays information about a specific path to multi-pathed devices. Adding the /FULL qualifier provides more detailed information, including the status of the last check of the path.

$ show device /multipath
Device                  Device           Error         Current
Name                   Status           Count  Paths    path
$100$DKA0:    (VMSPR1)  Mounted              4   2/ 2  PKA0.0
$100$DKA1:    (VMSPR1)  Mounted             73   2/ 2  PKA0.0
$100$DKA4:    (VMSPR1)  Online               0   2/ 2  PKA0.0
$ show path/device pka0.0

Path                         Path       Cur      Tot        Last Transition
Name                         Status     Dev Cnt  Dev Cnt    of Availability
PKA0.0                       Available     3       3    14-MAY-2007 07:17:24.35
$ show path/device pka0.0/full

Path: PKA0.0
    Status1: 00000505 path_available,normal_timer,enabled_found,polling_started
    Status2: 00000001 polling_enabled

    Current UCB count:        3
    Devices on path:          3

    Time of last transition: 14-MAY-2007 07:17:24.35
    Time user disabled:      None

    UCB used for polling:    81D2BDC0 (_$100$DKA0:)
    poller TQE due time:      9-JUL-2007 08:57:24.47
    Poller IRP iost1:        00000C7B                 Poller IRP iost2: 00000080
$ write sys$output f$message (%xc7b)
%SYSTEM-I-DEVCON, device is connected on path