Bug ID 709936: Multiple NTP server/domain-searches in the DHCP lease can cause missing DNS/NTP configuration.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP All(all modules)

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 14.0.0

Fixed In:
14.0.0.1, 13.1.0.7

Opened: Mar 13, 2018
Severity: 3-Major
Related AskF5 Article:
K38121141

Symptoms

/var/log/boot.log has this error: dhcp_config: save error: 01070911:3: The requested host (ntp-servers-ip) is invalid for servers in ntp (/Common/ntp).

Impact

- DNS and NTP servers are not configured in MCPD. - Name resolution can break.

Conditions

- The BIG-IP system has DHCP enabled for management interface. - Multiple NTP servers or domain-search are specified in the dhclient lease (stored at /var/lib/dhclient/dhclient.leases).

Workaround

None.

Fix Information

Multiple NTP server/domain-searches in the DHCP lease can cause missing DNS/NTP configuration.

Behavior Change