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dhcp4d: mention apple-suggested lease time of 1 hour

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This commit is contained in:
Michael Stapelberg 2020-11-01 19:24:24 +01:00
parent a8fce3cbbc
commit 7f135438b8
1 changed files with 11 additions and 7 deletions
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18
internal/dhcp4d/dhcp4d.go
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@ -89,13 +89,17 @@ func NewHandler(dir string, iface *net.Interface, ifaceName string, conn net.Pac
copy(start, serverIP) copy(start, serverIP)
start[len(start)-1] += 1 start[len(start)-1] += 1
return &Handler{ return &Handler{
rawConn: conn, rawConn: conn,
iface: iface, iface: iface,
leasesHW: make(map[string]int), leasesHW: make(map[string]int),
leasesIP: make(map[int]*Lease), leasesIP: make(map[int]*Lease),
serverIP: serverIP, serverIP: serverIP,
start: start, start: start,
leaseRange: 230, leaseRange: 230,
// Apple recommends a DHCP lease time of 1 hour in
// https://support.apple.com/de-ch/HT202068,
// so if 20 minutes ever causes any trouble,
// we should try increasing it to 1 hour.
LeasePeriod: 20 * time.Minute, LeasePeriod: 20 * time.Minute,
options: dhcp4.Options{ options: dhcp4.Options{
dhcp4.OptionSubnetMask: []byte{255, 255, 255, 0}, dhcp4.OptionSubnetMask: []byte{255, 255, 255, 0},