Done.... http://wiki.sun-rays.org/index.php/Command_Reference_Guide
On Fri, 2007-03-23 at 07:55 -0500, Quayle, Bill wrote: > You *are* a god... > > This really should go in the wiki. > > > -----Original Message----- > From: [EMAIL PROTECTED] on behalf of ottomeister > Sent: Wed 3/21/2007 9:20 PM > To: SunRay-Users mailing list > Subject: Re: [SunRay-Users] connecting to servers via dns and broadcast > > On 3/21/07, Thomas L Baca <[EMAIL PROTECTED]> wrote: > > This brings forward the general question of what are the semantics of > > -a, -A, and -L. From the docs, the simple rule is to use -a for > > "dedicated interconnect" and -A for "shared network". The manual says > > that -A also turns on the "LAN connection" a la -L. > > '-a <interface>' tells SRSS that the subnet attached to that interface > is an "interconnect", a subnet that is dedicated to carrying Sun Ray > traffic and that has no connectivity to any other subnets. When you > set up an interconnect 'utadm' knows that the Sun Rays will need to > be told to contact the server at its IP address on the interconnect, so > that's how 'utadm' sets up the DHCP parameters for this subnet. The > fact that this subnet is an interconnect is remembered; it's a factor > when this server tries to decide whether to offer sessions to Sun Ray > units, and it's important if this server ever needs to redirect DTUs on > the interconnect to other servers on the interconnect. > > '-L on' tells SRSS that it's OK for this server to offer sessions to Sun > Ray units that connect from subnets that are not dedicated > interconnects. By default SRSS will offer sessions only to units > that connect from subnets that have been declared (by 'utadm -a') > to be interconnects. > > '-A <subnet>' tells SRSS that you want to set up DHCP on this > server to deliver parameters to the given subnet, and possibly to > issue IP address leases to the given subnet. '-A' tells SRSS that > even though you want DHCP to do something for this subnet, the > subnet is not an interconnect -- it's just another subnet on a > fully-connected internet. . '-A' therefore implies that you want this > server to offer sessions to Sun Ray units on non-interconnect > subnets, so in addition to setting up DHCP it automatically does > the equivalent of '-L on' for you. > > > In our facility, we have multiple class C IP subnets running on the > > same VLAN (we have no direct control of VLAN configs - that's campus > > networking) and are starting to have DTUs and servers on various of > > the IP subnets (but on the same LAN!). I believe this circumstance is > > causing some of our confusion as it may not be common in Sun Ray > > deployments. > > If you have no interconnects then you won't use '-a' at all. Your > Sun Rays are on your internet so you'd use '-A' for each subnet > where you wanted the Sun Ray server to offer some degree of > DHCP service to the subnet. If you didn't want the server to > provide DHCP service to any subnets then you'd just run '-L on' > once. > > > Also, this all ties in to the various status flags in the utgstatus > > output... How do the T N U A M flags relate to those utadm configs? > > -a/-A/-L do not affect T or N. > > T and N are per-host flags. T is "Trusted", which means that that > server has demonstrated that it belongs to the same Sun Ray host > group as the server you ran 'utgstatus' against. 'N' is "oNline" which > means that the server may bid to provide a new session when one > needs to be created within its group. (That's controlled by 'utadm -n' > and 'utadm -f'.) > > U, A and M are per-subnet flags. U (for Up) means that this server > has recently received Sun Ray group membership announcements > from that server over that subnet. A (for Active) means that that > server is willing to offer sessions to Sun Ray units that connect to it > over that subnet. (So, for instance, a server that is offering sessions > only to interconnects will not advertise A on its non-interconnect > subnets, and other servers should not automatically redirect units > to that server's address on those non-A subnets.) M means that > that server considers that subnet to be an interconnect. (M is for > Managed. We could have used I for interconnect but with some > fonts I looks like l or 1 so we went with M. D for Dedicated was > another possibility but we worried that people might mistake it for > Down.) > > So '-a' causes M and causes A on M subnets. '-A' and '-L on' > cause A on non-M subnets. > > U isn't tied to any options, it's produced entirely by packet > reception. > > OttoM. > __ > ottomeister > > Disclaimer: These are my opinions. I do not speak for my employer. > _______________________________________________ > SunRay-Users mailing list > [email protected] > http://node1.filibeto.org/mailman/listinfo/sunray-users > > _______________________________________________ > SunRay-Users mailing list > [email protected] > http://node1.filibeto.org/mailman/listinfo/sunray-users Brad Lackey Desktop Product Lead US Software Practice (720) 548-3339 [EMAIL PROTECTED]
_______________________________________________ SunRay-Users mailing list [email protected] http://node1.filibeto.org/mailman/listinfo/sunray-users
