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[master] Updated match expression man page text and release notes

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Merges in 45451.
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Thomas Markwalder 2018-01-12 09:54:44 -05:00
parent 913ec5318c
commit d638452ea1
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6
RELNOTES
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@ -87,6 +87,12 @@ ISC DHCP is open source software maintained by Internet Systems
Consortium. This product includes cryptographic software written
by Eric Young (eay@cryptsoft.com).
Changes since 4.4.0b1 (Bug Fixes)
- Added clarifying text to dhcpd.conf.5 explaining the class match expressions
cannot rely on the results of executable statements.
[ISC-Bugs #45451]
Changes since 4.4.0a1 (New Features)
- Added experimental support for relay port (draft-ietf-dhc-relay-port-10.txt)

6
server/dhcpd.conf.5
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@ -921,6 +921,12 @@ class "ras-clients" {
}
.fi
.PP
Please note that the values used in match expressions may only come from
data or options that are part of the client packet. It is not possible to
use values constructed through one or more executable statements. This
stems from the fact that client classification occurs before any statements
are executed. Attempting to do so will yield indeterminate results.
.PP
Note that whether you use matching expressions or add statements (or
both) to classify clients, you must always write a class declaration
for any class that you use. If there will be no match statement and