# opkg update
Downloading http://192.168.1.42:8000/packages/mips_34kc/base/Packages.gz.
Updated list of available packages in /var/opkg-lists/base.
Downloading http://192.168.1.42:8000/packages/mips_34kc/base/Packages.sig.
Signature check passed.
Downloading http://192.168.1.42:8000/packages/mips_34kc/packages/Packages.gz.
Updated list of available packages in /var/opkg-lists/packages.
Downloading http://192.168.1.42:8000/packages/mips_34kc/packages/Packages.sig.
Signature check passed.
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/Packages.gz.
Updated list of available packages in /var/opkg-lists/kernel.
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/Packages.sig.
Signature check passed.

# opkg install wireguard-tools kmod-wireguard
Installing wireguard-tools (0.0.20160630-1) to root...
Downloading http://192.168.1.42:8000/packages/mips_34kc/packages/wireguard-tools_0.0.20160630-1_mips_34kc.ipk.
Installing libmnl (1.0.3-2) to root...
Downloading http://192.168.1.42:8000/packages/mips_34kc/base/libmnl_1.0.3-2_mips_34kc.ipk.
Installing kmod-wireguard (4.4.14+0.0.20160630-1) to root...
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/kmod-wireguard_4.4.14+0.0.20160630-1_mips_34kc.ipk.
Installing kmod-udptunnel4 (4.4.14-1) to root...
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/kmod-udptunnel4_4.4.14-1_mips_34kc.ipk.
Installing kmod-udptunnel6 (4.4.14-1) to root...
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/kmod-udptunnel6_4.4.14-1_mips_34kc.ipk.
Installing kmod-ipt-hashlimit (4.4.14-1) to root...
Downloading http://192.168.1.42:8000/targets/ar71xx/generic/packages/kmod-ipt-hashlimit_4.4.14-1_mips_34kc.ipk.
Configuring libmnl.
Configuring kmod-udptunnel4.
Configuring kmod-udptunnel6.
Configuring kmod-ipt-hashlimit.
Configuring kmod-wireguard.
Configuring wireguard-tools.