From 36a3ae5f08725242b1fb4dfecc5617cc9c3e971b Mon Sep 17 00:00:00 2001 From: Phil Pennock Date: Sat, 2 Jun 2012 09:10:44 -0400 Subject: DSCP: document; hex print; -bI:dscp --- doc/doc-docbook/spec.xfpt | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'doc/doc-docbook') diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index 64aac1ae5..15a8f3550 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -2938,6 +2938,7 @@ if this is required. If the &%bi_command%& option is not set, calling Exim with &%-bi%& is a no-op. .new +. // Keep :help first, then the rest in alphabetical order .vitem &%-bI:help%& .oindex "&%-bI:help%&" .cindex "querying exim information" @@ -2947,6 +2948,12 @@ consumption. This one is not. The &%-bI:help%& option asks Exim for a synopsis of supported options beginning &`-bI:`&. Use of any of these options shall cause Exim to exit after producing the requested output. +.vitem &%-bI:dscp%& +.oindex "&%-bI:dscp%&" +.cindex "DSCP" "values" +This option causes Exim to emit an alphabetically sorted list of all +recognised DSCP names. + .vitem &%-bI:sieve%& .oindex "&%-bI:sieve%&" .cindex "Sieve filter" "capabilities" @@ -22094,6 +22101,22 @@ See the &%search_parents%& option in chapter &<>& for more details. +.new +.option dscp smtp string unset +.cindex "DCSP" +.cindex "DiffServ" +This option causes the DSCP value associated with a socket to be set to one +of a number of fixed strings. The &%-bI:dscp%& option may be used to ask +Exim which values it knows of. Common values include &`throughput`&, +&`mincost`&, and on newer systems &`ef`&, &`af41`&, ... + +The outbound packets from Exim will be marked with this value in the header +(for IPv4, the TOS field; for IPv6, the TCLASS field); there is no guarantee +that these packets will have any effect, not be stripped by networking +equipment, or do much of anything without cooperation with your Network +Engineer and those of all network operators between the source and destination. +.wen + .option fallback_hosts smtp "string list" unset .cindex "fallback" "hosts specified on transport" -- cgit v1.2.3