👨‍🏫 Tutorial Surf2Sawa S2S Prepaid Fibre Internet 6 Device Limit Workaround Using Dual Band Wireless Router

bjarnco32

Forum Guru
Yes, you heard it right! Using your dual (even triple) band wireless router, you can workaround the 6 device limit of the castrated wireless modem that Converge has the gall to forcibly sell to you so that they can further impose on your network design and use. They forgot that such devices are called CPE (customer premise equipment) for a reason! You can read more about CPEs here You do not have permission to view the full content of this post. Log in or register now. (too bad the legislation regarding CPEs here in our country are not as strong nor as progressive as in other countries).

The RJ45 ports of the ISP-provided modem are disabled (who does stupid things like that? Well, they do!), and the only connection to the internet is provided wirelessly, which is limited to 6 devices connected at any time. You can't use a wi-fi repeater for the workaround because it only bridges the wireless network. Without administrative access, there is not much you can do to manage the modem. So what can we do about it? Read on.


We will need to setup a configuration called the Wireless WAN (wwan). Usually we connect the WAN port of the router to the LAN port of the modem using wired UTP cables. This is called the Wired WAN or WAN that we are so used to know. Because the wired ports are disabled, we can only use wireless connection to the modem. Thus, we will setup one of the wireless radios of the router to act as the WAN port and connect it wirelessly to the the modem.

Because we are not doing a wireless bridge like repeaters do, this means that we end up with two LAN networks (the modem LAN and the router LAN, each with its own unique LAN IP address and subnet mask) instead of one (the modem LAN) if a wireless bridge is used. We want the router to do the routing for our LAN and not the modem.

There are a LOT of wireless router brands and each have their own way of configuration. You need to consult with your router manual if it can setup one of the wireless radios as the wwan. For this workaround, I will be providing guides for OpenWrt and MikroTik routers.

Here are some things to consider before we begin:
  • You should at least use a dual band wireless router. If it is only single band, then you can't connect wireless clients to the router, only wired ones.
  • You will have to choose which wireless radio to convert, either the 2.4GHz or 5GHz band, for performance reasons. We want a dedicated radio that will serve as our WAN port. This means that you will lose wireless signal for the band on that radio. I recommend setting the 2.4GHz band as the WAN port, and using the 5GHz band for your LAN, assuming that all devices you will connect to the router support the 5GHz band.
  • For the 2.4GHz band, turn off HT40 to minimize interference unless there isn't much other access points operating in your area.
  • Set the wireless channel to auto if available and it works properly.
  • DISCLAIMER: I don't have the service currently, but I'm considering it more and more, given that the other Telcos keep arbitrarily increasing their prepaid unli data promos. Hopefully this wouldn't be the case with S2S but it does carry the prepaid label in its subscription plan so who knows?

Let's start:
  • For OpenWrt 22.03 or later, use this guide: You do not have permission to view the full content of this post. Log in or register now.
    • change 2.4GHz or 5GHz from the guide depending upon your chosen WAN port
    • since I don't have the service yet, I cannot test if this is still needed. But if it is, then ssh into the router and run:
      Code:
      # echo 'nft add rule inet fw4 mangle_forward oifname <radio_name> ip ttl set 65 comment "WAN out: TTL fix"' >> /etc/firewall.user
      # service firewall reload
      replace <radio_name> with the device of the chosen wireless radio as appropriate
  • For MikroTik, use this You do not have permission to view the full content of this post. Log in or register now.
    • again, if needed, ssh into the router and run:
      Code:
      /ip/firewall/mangle add action=change-ttl chain=postrouting comment="WAN out: TTL fix" new-ttl=set:65 out-interface=<radio_name> passthrough=yes
      replace <radio_name> with the interface name of the chosen wireless radio as appropriate
The TTL fix is so that if the modem is smart enough to check for routers running behind its LAN network and block it so as to enforce its stupid 6 device restriction, then this should fix it. With this configuration you can now have as many devices as you want -- all those devices would only count as one in the view of the modem running behind the router that is wirelessly connected.

Let me know if you have other questions and I'll help you as I can.
 
oh. ttl bypass. I have use this method in pisowifi bypassing anti-tethering.
the only issue is. it splits the one connection speed in half per users while using internet simultaneously.

ex. 100 mbps. unit 1. unit 2 will only receive 50%/50mbps. while using internet at exact time.
it's still very usable.
 
oh. ttl bypass. I have use this method in pisowifi bypassing anti-tethering.
the only issue is. it splits the one connection speed in half per users while using internet simultaneously.

ex. 100 mbps. unit 1. unit 2 will only receive 50%/50mbps. while using internet at exact time.
it's still very usable.
You really can't expect two or more simultaneously accessing devices all reaching the maximum throughput of a single WAN uplink at the same time. :rolleyes:
 
YES THANK YOU!!!

Ma eenable po ba ang LAN PORTS nya? Beginner lang po ako sa mga ganitong process, sana po ma gawa ko, thank you po sa inyo sir! More power and Happy Easter!
 
You'll need admin access for that, if it can be found. I don't have the device. Happy Easter to you too. 😊
Good day po sa lahat ako po ay user ng S2S prepaid fiber. Nakakapag connect po ako morethan 6 devices pero hindi po lahat sa modem. Na discover ko lang po ito ng mag connect ako gamit ang hotspot ng laptop na connect sa s2s modem. I hope na may genius na gagawa ng device for hotspot. Isang wireless device na pwedeng makapag connect sa modem at ang magiging function ng device is for hotspot wireless modem. Magandang market po ito sa makakapag imbento ng ganitong device. 🤩
 
Good day po sa lahat ako po ay user ng S2S prepaid fiber. Nakakapag connect po ako morethan 6 devices pero hindi po lahat sa modem. Na discover ko lang po ito ng mag connect ako gamit ang hotspot ng laptop na connect sa s2s modem. I hope na may genius na gagawa ng device for hotspot. Isang wireless device na pwedeng makapag connect sa modem at ang magiging function ng device is for hotspot wireless modem. Magandang market po ito sa makakapag imbento ng ganitong device. 🤩
ilang devices na connect mo lods? di ko pa nasusubukan mag konek ng more than 6 devices na sabay sabay
 
Good day po sa lahat ako po ay user ng S2S prepaid fiber. Nakakapag connect po ako morethan 6 devices pero hindi po lahat sa modem. Na discover ko lang po ito ng mag connect ako gamit ang hotspot ng laptop na connect sa s2s modem. I hope na may genius na gagawa ng device for hotspot. Isang wireless device na pwedeng makapag connect sa modem at ang magiging function ng device is for hotspot wireless modem. Magandang market po ito sa makakapag imbento ng ganitong device. 🤩
Hi goods pa rin po ba s2s sa inyo? Dami kasi bad review sa FB kaso gusto ko tlga mag pakabit halos same Lang kasi ng gomo ska rocket sim kaya gusto ko mag switch na sa s2s.
 

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