Chelsio Communications Chelsio T5 User Manual page 117

Chapter VII. iSCSI PDU Offload Target
Auth_CHAP_Challenge
Length
Auth_CHAP_Policy
PortalGroup
ShadowMode
Chelsio T5/T4 Unified Wire For Linux
16 to 1024 16
"Oneway" or "Oneway"
"Mutual"
Chelsio Target Specific Parameter
<portal group
tag>
@<target IP
address>
[:<port
number>]
.
.
.
[,<target IP
address>
[:<port
number>]]
[,timeout=
<timeout
value in
milliseconds>
]
[,[portalgrou
ptag1,
portalgroupta
g2,...
portalgroupta
gn]
"Yes" "No"
"No"
allowed.
<secret> must be between 6 and 255
characters.
allowed.
The initiator user id and secret are
used by the target to authenticate the
initiator.
NOTE: The double quotes are required
as part of the format.
No CHAP challenge length
No Oneway or Mutual (two-way) CHAP
Yes The portal group name associates the
given target with the given list of IP
addresses (and optionally, port
numbers) for servicing login requests.
It‟s required to have at least one per
target.
<portal group tag> is a unique tag
identifying the portal group. It must be
a positive integer.
<target IP address> is the IP address
associated with the portal group tag.
<port number> is the port number
associated with the portal group tag. It
is optional and if not specified the well-
known iSCSI port number of 3260 is
used.
<timeout> is optional, it applies to all
the portals in the group.
The timeout value is in milliseconds
and needs to be multiple of 100ms.
It is used to detect loss of
communications at the iSCSI level.
NOTE: There can be multiple target IP
address/port numbers per portal group
tag. This enables a target to operate
on multiple interfaces for instance.
<portalgrouptagX>The portalgroup to
which login requests should be
redirected to.
NOTE: There can be multiple
redirection target portalgroups
specified for a particular target portal
group and the redirection will happen
to these in a round robin manner.
No To turn ShadowMode on or off for
iSCSI Target Redirection
Commas "," are not
Page 117