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| author | Thomas Markwalder <tmark@isc.org> | 2017-12-18 14:00:46 -0500 |
|---|---|---|
| committer | Thomas Markwalder <tmark@isc.org> | 2017-12-18 14:00:46 -0500 |
| commit | bafa7b74c4b136f913d4d7b4d1a192bfd6ceb3ed (patch) | |
| tree | de3169a9d2e4db9385ac35925f02a960487eb307 /RELNOTES | |
| parent | e8b058cfa5bc027201f8d9924e419964e5c1e0ac (diff) | |
| download | isc-dhcp-bafa7b74c4b136f913d4d7b4d1a192bfd6ceb3ed.tar.gz | |
[master] Added --release-on-roam server parameter
Merges in 46849.
Diffstat (limited to 'RELNOTES')
| -rw-r--r-- | RELNOTES | 23 |
1 files changed, 15 insertions, 8 deletions
@@ -184,19 +184,26 @@ dhcp-users@lists.isc.org. doing load balancing within failover. [ISC-Bugs #45364] -- If the server detects that a DHCPv6 client (IAID+DUID) has roamed to a new - network, it will now automatically release pre-existing leases on the old - network. When this occurs the server will emit a log statement: +- Added --release-on-roam to dhcpd server. When enabled and the server detects + that a DHCPv6 client (IAID+DUID) has roamed to a new network, it will release + the pre-existing leases on the old network and emit a log statement similar + to the following: "Client: <id> roamed to new network, releasing lease: <address>" The server will carry out all of the same steps that would normally occur - when a client explicitly releases a lease. Prior to this the server simply - dropped the pre-existing leases on the floor without doing the appropriate - clean-up. Clients that need leases in multiple networks must supply a - unique IAID in each IA. Thanks to Fernando Soto from BlueCat Networks for - reporting the issue. + when a client explicitly releases a lease. This behavior is disabled by + default and may only be specified globally. Prior to this the server renders + the leases unavailable until they expire or the server is restarted. Clients + that need leases in multiple networks must supply a unique IAID in each IA. + When release-on-roam is disabled (the default) the server maintains the + prior behavior of making such leases unavailable until they expire or the + server is restarted. Clients that need leases in multiple networks must + supply a unique IAID in each IA. This parameter may only be specified at + the global level. Thanks to Fernando Soto from BlueCat Networks for + suggesting this change. [ISC-Bugs #44576] + [ISC-Bugs #46849] - The ability of the server to send back dhcp6.vendor-opts values has been restored. A change in 4.3.5 (see #29246) which enabled it to send back the |