Need help for port forwarding - TechRepublic
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October 31, 2011 at 08:15 PM
chinesehkl

Need help for port forwarding

by chinesehkl . Updated 14 years, 7 months ago

Hello guys,
Please anyone could help me? I want to send packets from HostA to HostB at port 1234, but my ISP is blocking all non-standard ports. I have below idea but I don’t know if it really can work or not.
1. At RouterA, configure outbound port forwarding to replace destination port to a standard port, for example TCP 110 and HostA send over the packet.
2. ISP firewall allows the transmission as the destination port is a standard TCP 110.
3. At RouterB, configure inbound port forwarding to replace destination port from TCP 110 to TCP 1234 and transfer to HostB

HostA —–< RouterA >———-( ISP )———-< RouterB >—–HostB

Do you think this setup can work?
If yes, anyone can recommend which router I should use? (reasonable price and reliable)
If no, any other solution to send over the packet bypassing my ISP firewall? VPN?
Appreciate for your input.

hkl .

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