Simple references to all device type available :
a10
accedian
alcatel_aos
alcatel_sros
apresia_aeos
arista_eos
aruba_os
avaya_ers
avaya_vsp
brocade_fastiron
brocade_netiron
brocade_nos
brocade_vdx
brocade_vyos
calix_b6
checkpoint_gaia
ciena_saos
cisco_asa
cisco_ios
cisco_nxos
cisco_s300
cisco_tp
cisco_wlc
cisco_xe
cisco_xr
cloudgenix_ion
coriant
dell_dnos9
dell_force10
dell_isilon
dell_os10
dell_os6
dell_os9
dell_powerconnect
dlink_ds
eltex
eltex_esr
endace
enterasys
extreme
extreme_ers
extreme_exos
extreme_netiron
extreme_nos
extreme_slx
extreme_vdx
extreme_vsp
extreme_wing
f5_linux
f5_ltm
f5_tmsh
flexvnf
fortinet
generic_termserver
hp_comware
hp_procurve
huawei
huawei_olt
huawei_smartax
huawei_vrpv8
ipinfusion_ocnos
juniper
juniper_junos
juniper_screenos
keymile
keymile_nos
linux
mellanox
mellanox_mlnxos
mikrotik_routeros
mikrotik_switchos
mrv_lx
mrv_optiswitch
netapp_cdot
netscaler
nokia_sros
oneaccess_oneos
ovs_linux
paloalto_panos
pluribus
quanta_mesh
rad_etx
ruckus_fastiron
ruijie_os
sophos_sfos
ubiquiti_edge
ubiquiti_edgeswitch
ubiquiti_unifiswitch
vyatta_vyos
vyos
watchguard_fireware
Reference :