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# $XdotOrg: Xaccess,v 1.3 2000/08/17 19:54:17 cpqbld Exp $# $Xorg: Xaccess,v 1.3 2000/08/17 19:54:17 cpqbld Exp $# $XFree86: xc/programs/xdm/config/Xaccess,v 1.4 2003/07/09 15:27:40 tsi Exp $## Access control file for XDMCP connections## To control Direct and Broadcast access:## pattern## To control Indirect queries:## pattern list of hostnames and/or macros ...## To use the chooser:## pattern CHOOSER BROADCAST## or## pattern CHOOSER list of hostnames and/or macros ...## To define macros:## %name list of hosts ...## To control which addresses xdm listens for requests on:## LISTEN address [list of multicast groups ... ]## The first form tells xdm which displays to respond to itself.# The second form tells xdm to forward indirect queries from hosts matching# the specified pattern to the indicated list of hosts.# The third form tells xdm to handle indirect queries using the chooser;# the chooser is directed to send its own queries out via the broadcast# address and display the results on the terminal.# The fourth form is similar to the third, except instead of using the# broadcast address, it sends DirectQuerys to each of the hosts in the list# The fifth form tells xdm which addresses to listen for incoming connections# on. If present, xdm will only listen for connections on the specified# interfaces and/or multicast groups.## In all cases, xdm uses the first entry which matches the terminal;# for IndirectQuery messages only entries with right hand sides can# match, for Direct and Broadcast Query messages, only entries without# right hand sides can match.#* #any host can get a login window## To hardwire a specific terminal to a specific host, you can# leave the terminal sending indirect queries to this host, and# use an entry of the form:##terminal-a host-a## The nicest way to run the chooser is to just ask it to broadcast# requests to the network - that way new hosts show up automatically.# Sometimes, however, the chooser can't figure out how to broadcast,# so this may not work in all environments.##* CHOOSER BROADCAST #any indirect host can get a chooser## If you'd prefer to configure the set of hosts each terminal sees,# then just uncomment these lines (and comment the CHOOSER line above)# and edit the %hostlist line as appropriate##%hostlist host-a host-b#* CHOOSER %hostlist ### If you have a machine with multiple network interfaces or IP addresses# you can control which interfaces accept XDMCP packets by listing a LISTEN# line for each interface you want to listen on. You can additionally list# one or more multicast groups after each address to listen on those groups# on that address.## If no LISTEN is specified, the default is the same as "LISTEN *" - listen on# all unicast interfaces, but not for multicast packets. If any LISTEN lines# are specified, then only the listed interfaces will be listened on.## IANA has assigned FF0X:0:0:0:0:0:0:12B as the permanently assigned# multicast addresses for XDMCP, where X in the prefix may be replaced# by any valid scope identifier, such as 1 for Node-Local, 2 for Link-Local,# 5 for Site-Local, and so on. The default is equivalent to the example shown# here using the Link-Local version to most closely match the old IPv4 subnet# broadcast behavior.## LISTEN * ff02:0:0:0:0:0:0:12b# This example shows listening for multicast on all scopes up to site-local## LISTEN * ff01:0:0:0:0:0:0:12b ff02:0:0:0:0:0:0:12b ff03:0:0:0:0:0:0:12b ff04:0:0:0:0:0:0:12b ff05:0:0:0:0:0:0:12b