Rogue DHCP Server filter

Created On2 February 2021

Last Updated On21 February 2025

byHalny

Document Date and version	2021.02.02
Tested with ONT HALNy HL-1GE/2, HL-1GC, HL-1GR, HL-4G, HL-4GMV	Supported on Version: V2.0.16 or above
Tested with ONT HALNy HL-4GQV / HL-4GQVS / HL-4GQVS2 / HL-4GXV / HL-4GXV-F	Supported on Version: V3.0.11 or above
Tested with ONT HALNy HL-1B, HL-2BV, HL-4G2	Supported on Version: V4.0.9 or above
Tested with ONT HALNy HL-4BX3V-F, HL-4GX3VR	Supported on Version: V5.0.8 or above
Tested with ONT HALNy HLX-TGV	Supported on Version: V6.0.3 or above
Revision	1

Let us know how to improve below document on: support@halny.com

Why you need rogue DHCP Server filter:

When you accidentally connect device with enabled DHCP server to the ONT – it will block DHCP OFFER/ACK packets flooding to the uplink network. Also it’s security feature protecting you from man-in-the-middle attack
That feature is activated by default, it may be disabled in LAN section or via XML file.


Model	WAN ports	LAN ports	WiFi	WiFi speed	Antennas	VoIP	Sales Status
Ethernet Routers
HLE-3GX-F	1×10/100/1000	3×10/100/1000	2T2R WiFi6	1800AX	Internal	-	In daily sales
HLE-4BX3V-F	1×100/1000/2500 Ethernet	3×10/100/1000 + 1×2500	2T2R WiFi6	WiFi6 AX3000	Internal	1xFXS	Coming soon!
Active Ethernet (SFP WAN)
HLS-4BX3V-F	1×1000/2500 SFP port	3×10/100/1000 + 1×2500	2T2R WiFi6	WiFi6 AX3000	Internal	1xFXS	Coming soon!
Fiber Tray for ONT based on CUBE housing
HL-FIBER-TRAY	-	-	-	-	-	-	In daily sales


Model Name	Mode	LAN	VoIP	WiFi	Mode button	Sales Status
HLX-SFPX	SFU (Bridge only)	1x1000/10000	-	-	-	Coming soon! Q1-25
HLX-1TL	SFU (Bridge only)	1x1000/2500/10000	-	-	-	Coming soon! Q1-25
HLX-1TLV	SFU (Bridge only)	1x1000/2500/10000	1	-	-	Coming soon! Q1-25
HLX-TGV	SFU (bridge) HGU (router NAT)	1x1000/2500/10000 1x10/100/1000	2	-	-	In daily sales
HLX-4BYV-F	HGU (router NAT)	1x100/1000/2500 3x10/100/1000	1	WIFI 7 Triband 2.4/5/6GHz	Yes	Coming soon!
Fiber Tray for ONT based on CUBE housing
HL-FIBER-TRAY	-	-	-	-	-	In daily sales


Model	LAN ports	VoIP FXS POTS port	WiFi	WiFi antennas grain and type	WiFi speed	RF/CATV overlay	EtherWAN (LAN4 as Wan port)	USB port	SALES STATUS
HL-GSFP	SFP 1GbE/2.5GbE	-	-	-	-	-	-	-	In daily sales
HL-1GE	1×10/100/1000	-	-	-	-	-	-	-	In daily sales
HL-1GC	1×10/100/1000	-	-	-	-	-	-	-	In daily sales
HL-1B	1×100/1000/2500	-	-	-	-	-	-	-	New one! In daily sales
HL-4G2	4×10/100/1000	-	-	-	-	-	-	-	New one! In daily sales
HL-1GR	1×10/100/1000	-	-	-	-	1	-	-	In daily sales
HL-2BV	1×1000/2500 1×10/100/1000	1	-	-	-	-	-	-	In daily sales
HL-4GV	4×10/100/1000	2	-	-	-	-	-	-	New one! In daily sales
HL-4GMV2	4×10/100/1000	2	2T2R 802.11n 2T2R 802.11ac wave2	2x5dB (external)	866Mbps 5Ghz 300Mbps 2.4Ghz	-	YES	-	In daily sales
HL-4GMVR	4×10/100/1000	1	2T2R 802.11n 2T2R 802.11ac wave2	4x5dB (external)	866Mbps 5Ghz 300Mbps 2.4Ghz	1	YES	-	In daily sales
HL-4GX3VR	4×10/100/1000	1	2T2R AX3000 WiFi6	4x5dB (external)	3000Mbps for 2.4Ghz / 5Ghz	1	YES	-	New one! In daily sales
HL-4GXV-F	4×10/100/1000	1	802.11ax 1800AX WiFi6	2x2 internal	1800Mbs for 2.4Ghz / 5Ghz	-	YES	-	In daily sales
HL-4GXVU-F	4×10/100/1000	1	802.11ax 1800AX WiFi6	2x2 internal	1800Mbs for 2.4Ghz / 5Ghz	-	YES	1	New one! In daily sales
HL-4BX3V-F	3×10/100/1000 1×2500	1	2T3R AX3000 WiFi6	2x3 Internal	3000Mbs for 2.4Ghz / 5Ghz	-	YES	-	New one! In daily sales
HL-4BY3V-F	1x100/1000/2500 3x10/100/1000	1	WIFI 7 Dual-Band 2.4Ghz/5Ghz	Internal	BE3600	-	YES	-	Coming soon!
HL-4BY7V-F	1x100/1000/2500 3x10/100/1000	1	WIFI 7 Dual-Band 2.4Ghz/5Ghz 4x4	Internal	BE7200	-	YES	-	Coming soon!
Fiber Tray for ONT based on CUBE housing
HL-FIBER-TRAY	-	-	-	-	-	-	-	-	In daily sales

Have a Question?

Rogue DHCP Server filter

Why you need rogue DHCP Server filter:

Firmware V2.0.X

Firmware V3.X.X, V4.0.X, V5.0.X, V6.0.X