Reference Guide

Chapter 3 Transport Layer Implementation Details
Fibre Channel
DLT-S4 Interface Reference Guide 19
Extended Link Service
Commands
3
Table 6 lists the Extended Link Service (ELS) commands the drive supports
(see the FC-FS-2 specification for details).
Table 6 Supported Extended
Link Service Commands
Extended Link Service
Loop Initialization
3
Table 7 lists the ELS Loop Initialization commands the drive supports. The
drive is capable of being a loop initialization master (see the FC-AL-2
specification).
ELS Command Abbreviation Description
01h
LS_RJT Link Service Reject
02h
LS_ACC Link Service Accept
03h
PLOGI N_Port Login
04h
FLOGI F_Port Login
05h
LOGO Logout
0Eh
RTV Read Timeout Value
11h
TEST Test (Loop Initialization)
12h
RRQ Reinstate Recovery Qualifier
13h
REC Read Exchange Concise
20h
PRLI Process Login
21h
PRLO Process Logout
50h
PDISC Discover N_Port Service Parameters
52h
ADISC Discover Address
56h
RPS Read Port Status Block
57h
RPL Read Port List
60h
FAN Fabric Address Notification
78h
RNID Request Node Identification Data