NAT: The source port already exists for the chosen interface(s). Please change the source port.

NAT: The source port already exists for the chosen interface(s). Please change the source port.

NAT: The source port already exists for the chosen interface(s). Please change the source port.
NAT: The source port already exists for the chosen interface(s). Please change the source port.
a week ago - last edited Monday
Model: ER7212PC  
Hardware Version: V1
Firmware Version: 1.2.0 Build 20240716 Rel.80083

Hi There,

 

 

I'm trying to setup NAT for ports 80 and 443 to the same host, however, upon configuring the NAT rule it states:

"The source port already exists for the chosen interface(s). Please change the source port."

 

 

How do I get around this error message?

 

I don't want to expose all ports to this hosts, i've got different applications running on other hosts, and since the source-port needs to be unique, i cannot configure them.

 

 

With kind regards,

 

Patrick Lieftink

 

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#1
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2 Accepted Solutions
Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.-Solution
a week ago - last edited Monday

Hi @RedFoxie 

Thanks for posting in our business forum.

You have configured it wrong. I think you should use the FAQ or the User Guide with this.

1-65535 makes no sense here. I don't understand why you would set it up like this.

Virtual Services(Port Forwarding) on the Router Doesn't Take Effect

Best Regards! If you are new to the forum, please read: Howto - A Guide to Use Forum Effectively. Read Before You Post. Look for a model? Search your model NOW Official and Beta firmware. NEW features! Subscribe for the latest update!Download Beta Here☚ ☛ ★ Configuration Guide ★ ☚ ☛ ★ Knowledge Base ★ ☚ ☛ ★ Troubleshooting ★ ☚ ● Be kind and nice. ● Stay on the topic. ● Post details. ● Search first. ● Please don't take it for granted. ● No email confidentiality should be violated. ● S/N, MAC, and your true public IP should be mosaiced.
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#2
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Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.-Solution
a week ago - last edited Monday

Hi @RedFoxie 

Thanks for posting in our business forum.

RedFoxie wrote

  @Clive_A 

 

 

Hi There,

 

 

Thank you for your reply, reading the user manual does not help me with this situation.

User manual: https://support.omadanetworks.com/us/document/3286/  - page 101

 

 

Could you help me?

 

 

Thanks,

 

Kind regards,

Patrick

 

The problem is to understand what Source IP and port mean. Which seems to be the reason why you asking this here.

 

If you need to open everything on a device, you use DMZ. (Not)No need to configure such 1-65535 on it.

 

Second, the Source IP is set to 1-65535 means you open all of the ports to your public IP address.

Everything you access externally will be directed to the local device 443 or 80. Why? This makes no sense to me and most skilled forum users.

You don't explain why you would do that in the first place. I don't know what to explain in the first place. That's wrong based on the given context.

 

I also provided you with the guide to troubleshooting and it contains another link to show you how to configure the Port Forwarding properly. It explains parameters as well.

I hope you can try again with this information in this reply.

 

Best Regards! If you are new to the forum, please read: Howto - A Guide to Use Forum Effectively. Read Before You Post. Look for a model? Search your model NOW Official and Beta firmware. NEW features! Subscribe for the latest update!Download Beta Here☚ ☛ ★ Configuration Guide ★ ☚ ☛ ★ Knowledge Base ★ ☚ ☛ ★ Troubleshooting ★ ☚ ● Be kind and nice. ● Stay on the topic. ● Post details. ● Search first. ● Please don't take it for granted. ● No email confidentiality should be violated. ● S/N, MAC, and your true public IP should be mosaiced.
Recommended Solution
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#5
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4 Reply
Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.-Solution
a week ago - last edited Monday

Hi @RedFoxie 

Thanks for posting in our business forum.

You have configured it wrong. I think you should use the FAQ or the User Guide with this.

1-65535 makes no sense here. I don't understand why you would set it up like this.

Virtual Services(Port Forwarding) on the Router Doesn't Take Effect

Best Regards! If you are new to the forum, please read: Howto - A Guide to Use Forum Effectively. Read Before You Post. Look for a model? Search your model NOW Official and Beta firmware. NEW features! Subscribe for the latest update!Download Beta Here☚ ☛ ★ Configuration Guide ★ ☚ ☛ ★ Knowledge Base ★ ☚ ☛ ★ Troubleshooting ★ ☚ ● Be kind and nice. ● Stay on the topic. ● Post details. ● Search first. ● Please don't take it for granted. ● No email confidentiality should be violated. ● S/N, MAC, and your true public IP should be mosaiced.
Recommended Solution
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  0  
#2
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Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.
a week ago

  @Clive_A 

 

 

Hi There,

 

 

Thank you for your reply, reading the user manual does not help me with this situation.

User manual: https://support.omadanetworks.com/us/document/3286/  - page 101

 

 

Could you help me?

 

 

Thanks,

 

Kind regards,

Patrick

 

  0  
  0  
#3
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Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.
a week ago - last edited a week ago

  @RedFoxie 

 

try sourche port 443 and 80

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#4
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Re:NAT: The source port already exists for the chosen interface(s). Please change the source port.-Solution
a week ago - last edited Monday

Hi @RedFoxie 

Thanks for posting in our business forum.

RedFoxie wrote

  @Clive_A 

 

 

Hi There,

 

 

Thank you for your reply, reading the user manual does not help me with this situation.

User manual: https://support.omadanetworks.com/us/document/3286/  - page 101

 

 

Could you help me?

 

 

Thanks,

 

Kind regards,

Patrick

 

The problem is to understand what Source IP and port mean. Which seems to be the reason why you asking this here.

 

If you need to open everything on a device, you use DMZ. (Not)No need to configure such 1-65535 on it.

 

Second, the Source IP is set to 1-65535 means you open all of the ports to your public IP address.

Everything you access externally will be directed to the local device 443 or 80. Why? This makes no sense to me and most skilled forum users.

You don't explain why you would do that in the first place. I don't know what to explain in the first place. That's wrong based on the given context.

 

I also provided you with the guide to troubleshooting and it contains another link to show you how to configure the Port Forwarding properly. It explains parameters as well.

I hope you can try again with this information in this reply.

 

Best Regards! If you are new to the forum, please read: Howto - A Guide to Use Forum Effectively. Read Before You Post. Look for a model? Search your model NOW Official and Beta firmware. NEW features! Subscribe for the latest update!Download Beta Here☚ ☛ ★ Configuration Guide ★ ☚ ☛ ★ Knowledge Base ★ ☚ ☛ ★ Troubleshooting ★ ☚ ● Be kind and nice. ● Stay on the topic. ● Post details. ● Search first. ● Please don't take it for granted. ● No email confidentiality should be violated. ● S/N, MAC, and your true public IP should be mosaiced.
Recommended Solution
  2  
  2  
#5
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