This discussion topic has been answered Discussion topic: Firewall custom ports on Sky Broadband Hub
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Message posted on 26 Nov 2025 03:32 AM
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Does anyone know how to forward custom ports on the Sky Broadband Hub?
The built-in list feels really restrictive. For example, the VPN IPSec option doesn’t include UDP 4500, and there’s no way to forward it separately. The same goes for UDP 88, which is needed for Kerberos.
I’m not sure why Sky designed the interface this way. Allowing people to pick their own port ranges would avoid these limitations entirely.
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Message posted on 26 Nov 2025 06:35 AM
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@SkySmallPotato it is sometime since I had a Sky Broadband Hub but as far as I know these instructions still work https://helpforum.sky.com/t5/Broadband-Talk/How-to-set-up-port-forwarding/ba-p/2662260 which allow you to create a rule for any port or range you want.
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
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Message posted on 26 Nov 2025 06:35 AM
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@SkySmallPotato it is sometime since I had a Sky Broadband Hub but as far as I know these instructions still work https://helpforum.sky.com/t5/Broadband-Talk/How-to-set-up-port-forwarding/ba-p/2662260 which allow you to create a rule for any port or range you want.
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
Message posted on 26 Nov 2025 06:54 AM
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Re: Firewall custom ports on Sky Broadband Hub
@Chrisee Thanks for your reply.
That article describes exactly what I’d like, and it seems pretty standard. Unfortunately, it doesn’t match what I see on my UI (I’ve shared a screenshot).
The instructions explicitly say they apply up to “Hub 4,” which looks like SR203 (I’m not sure about the exact models), while I have a SR204.
Could they have simplified the UI at the cost of usability?
@Chrisee Do you happen to have an SR204 and the manual port creation that I can’t seem to find, or you have an older model?
Message posted on 26 Nov 2025 07:37 AM - last edited: 26 Nov 2025 07:38 AM
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Re: Firewall custom ports on Sky Broadband Hub
The 203 and 204 are both the 'Sky Broadband Hub' from 2019 : the latter is the G.fast variant with a slightly different modem.
BT Halo 3+ Ultrafast FTTP (500Mbs), BT Smart Hub 2
Message posted on 26 Nov 2025 07:57 AM
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Re: Firewall custom ports on Sky Broadband Hub
@SkySmallPotato the web interface is the same between the SR203 and the SR204. When. I last had one of these the fiellds were editable you could try resetting the hub by pressing and holding in the reset pin until the power led flashes to see if it clears the presets.
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
Message posted on 26 Nov 2025 07:58 PM
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Re: Firewall custom ports on Sky Broadband Hub
Hi @Chrisee ,
I’m definitely more awake in the evening. After going through the instructions properly, it all worked in the end.
Thanks again for pointing me toward that article!
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