$ uname -r
4.18.0-15-generic

$ lspci -vnn | grep Network
03:00.0 Network controller [0280]: Intel Corporation Wireless 3165 [8086:3165] (rev 79)

$ dmesg | grep iwl
[    3.773450] iwlwifi 0000:03:00.0: loaded firmware version 29.1044073957.0 op_mode iwlmvm
[    3.824730] iwlwifi 0000:03:00.0: Detected Intel(R) Dual Band Wireless AC 3165, REV=0x210
[    3.842313] iwlwifi 0000:03:00.0: base HW address: 3c:f8:62:b8:fc:e5
[    3.918055] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[    3.968779] iwlwifi 0000:03:00.0 wlp3s0: renamed from wlan0

$ sudo dpkg -s linux-firmware
Package: linux-firmware
Status: install ok installed
Priority: optional
Section: misc
Installed-Size: 296804
Maintainer: Ubuntu Kernel Team <kernel-team@lists.ubuntu.com>
Architecture: all
Multi-Arch: foreign
Version: 1.175.1
Replaces: atmel-firmware, linux-firmware-snapdragon (<= 1.2-0ubuntu1), linux-restricted-common
Provides: atmel-firmware
Breaks: linux-firmware-snapdragon (<= 1.2-0ubuntu1)
Conflicts: atmel-firmware
Description: Firmware for Linux kernel drivers
 This package provides firmware used by Linux kernel drivers.