HP 6400cl, Management Manual, Page: 605 / 664

Stack Management for the Series 3400cl and 6400cl Switches
Introduction to Stack Management on Series 3400cl and Series 6400cl Switches
Specific Rules
Table 13-2. Specific Rules for Commander, Candidate, and Member Switch
IP Addressing and
Stack Name Number Allowed
Per Stack Passwords SNMP Communities
Commander IP Addr: Requires an Only one The Commander’s Manager Standard SNMP community
assigned IP address Commander and Operator passwords are operation. The Commander
and mask for access switch is allowed assigned to any switch also operates as an SNMP
via the network. per stack. becoming a Member of the proxy to Members for all
Stack Name: Required
stack. SNMP communities config-
If you change the
ured in the Commander.
Commander’s passwords, the
Commander propagates the
new passwords to all stack
Members.
Candidate IP Addr: Optional. n/a Passwords optional. If the Uses standard SNMP
Configuring an IP Candidate becomes a stack community operation if the
address allows access Member, it assumes the Candidate has its own IP
via Telnet or web Commander’s Manager and addressing.
browser interface Operator passwords.
while the switch is not
a stack member. In the
factory default configu-
ration the switch auto-
matically acquires an
IP address if your
network includes DHCP
service.
If a candidate has a password,
it cannot be automatically
added to a stack. In this case,
if you want the Candidate in a
stack, you must manually add
it to the stack.
Stack Name: N/A
Member IP Addr: Optional.
Configuring an IP
address allows access
via Telnet or web
browser interface
without going through
the Commander switch.
This is useful, for
example, if the stack
Commander fails and
you need to convert a
Member switch to
operate as a replace­
ment Commander.
Stack Name: N/A
Up to 15 Members When the switch joins the
per stack.
stack, it automatically
assumes the Commander’s
Manager and Operator pass-
words and discards any pass-
words it may have had while a
Candidate.
Note: If a Member leaves a
stack for any reason, it retains
the passwords assigned to the
stack Commander at the time
of departure from the stack.
Belongs to the same SNMP
communities as the
Commander (which serves
as an SNMP proxy to the
Member for communities to
which the Commander
belongs). To join other
communities that
exclude
the Commander, the
Member must have its own
IP address. Loss of stack
membership means loss of
membership in any commu­
nity that is configured only
in the Commander. See
"SNMP Community Opera­
tion in a Stack" on page
13-42.
13-7