intel centrino wireless n 1030 wireless drop after reboot Ubuntu 16.04

by sassy.geek   Last Updated July 01, 2018 08:02 AM

my wifi drops after some time and requires reboot to work again ( Centrino Wireless-N 1030 [Rainbow Peak])

similar question was posted by me for 14.04

intel centrino wireless n 1030 wireless drop after reboot Ubuntu 14.04

sudo lshw -C network gives

*-network

   description: Ethernet interface
   product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
   vendor: Realtek Semiconductor Co., Ltd.
   physical id: 0
   bus info: [email protected]:05:00.0
   logical name: enp5s0
   version: 06
   serial: 24:b6:fd:27:e1:b8
   size: 10Mbit/s
   capacity: 1Gbit/s
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
   configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl_nic/rtl8168e-2.fw latency=0 link=no multicast=yes port=MII speed=10Mbit/s
   resources: irq:30 ioport:e000(size=256) memory:f1104000-f1104fff memory:f1100000-f1103fff 

*-network

   description: Wireless interface
   product: Centrino Wireless-N 1030 [Rainbow Peak]


   vendor: Intel Corporation
   physical id: 0
   bus info: [email protected]:09:00.0
   logical name: wlp9s0
   version: 34
   serial: 4c:eb:42:32:c2:2e
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
   configuration: broadcast=yes driver=iwlwifi driverversion=4.13.0-45-generic firmware=18.168.6.1 ip=192.168.1.31 latency=0 link=yes multicast=yes wireless=IEEE 802.11
   resources: irq:34 memory:f7e00000-f7e01fff

have edited the /etc/modpobe.d/wilwifi.conf to add the line

options iwlwifi 11n_disable=1 iwlwifi bt_coex_active=0

didnt work

have checked /lib/firmware for the file iwlwifi-6000g2b-6

it exists .( this was from https://www.intel.in/content/www/in/en/support/articles/000005511/network-and-i-o/wireless-networking.html)

dmesg | grep iwl gives

[ 14.721093] iwlwifi: unknown parameter 'iwlwifi' ignored [ 14.974997] iwlwifi 0000:09:00.0: loaded firmware version 18.168.6.1 op_mode iwldvm [ 14.998377] iwlwifi 0000:09:00.0: CONFIG_IWLWIFI_DEBUG disabled [ 14.998380] iwlwifi 0000:09:00.0: CONFIG_IWLWIFI_DEBUGFS enabled [ 14.998382] iwlwifi 0000:09:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled [ 14.998385] iwlwifi 0000:09:00.0: Detected Intel(R) Centrino(R) Wireless-N 1030 BGN, REV=0xB0 [ 15.035360] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs' [ 16.149840] iwlwifi 0000:09:00.0 wlp9s0: renamed from wlan0 [ 22.513003] iwlwifi 0000:09:00.0: Radio type=0x2-0x2-0x1 [ 22.615238] iwlwifi 0000:09:00.0: Radio type=0x2-0x2-0x1

power management is disabled

please help



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