FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
This article describes the Console error 'NP6XLITE: __np6xlite_tunmgr_write:61 timeout' or 'NP6XLITE: __np6xlite_tunmgr_read:114 timeout'.
Scope
FortiGate.
Solution
If a CPU spike hit tunmgr write or read timeout is observed with the below error on the console session:
NP6XLITE: __np6xlite_tunmgr_write:61 timeout
Or:
NP6XLITE: __np6xlite_tunmgr_read:114 timeout
This is a known issue currently under investigation by the Development team and is being tracked via Issue #1117005. It is tentatively scheduled to be fixed in v7.2.12 and v7.4.8.
The following workarounds can be applied:
Disable npu-offload under the IPsec Phase1 settings:
config vpn ipsec phase1-interface edit <Phase1 Name> set npu-offload disable end
Or:
Disable NP offloading:
config system np6xlite edit np6xlite_0 set fastpath disable end
