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Discussions Outgoing SMTP Traffic

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Outgoing SMTP Traffic

admin_idl over 1 year ago

Hello,

We use 2 WAN interfaces but want to route the outgoing SMTP traffic via one interface. What would be the best approach here?

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Raphael Alganes over 1 year ago +2 suggested

Hello admin_idl , Thanks for reaching out to Sophos Community. You may refer to this community recommended read: Sophos Firewall: How to setup MTA mode when you have multiple WAN ports or alias IP…

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+1 Raphael Alganes over 1 year ago

Hello admin_idl ,

Thanks for reaching out to Sophos Community.

You may refer to this community recommended read: Sophos Firewall: How to setup MTA mode when you have multiple WAN ports or alias IP addresses

Regards,

Raphael Alganes
Community Support Engineer | Sophos Technical Support
Sophos Support Videos | Product Documentation | @SophosSupport | Sign up for SMS Alerts
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0 admin_idl over 1 year ago in reply to Raphael Alganes

We have implemented the steps described but unfortunately without success.
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0 admin_idl over 1 year ago in reply to Raphael Alganes

We have implemented the steps described but unfortunately without success.
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0 Raphael Alganes over 1 year ago in reply to admin_idl

Hello,

Thanks for taking the time to update. Could you show your configuration (NAT Rule and FW Rule/SDWAN Rule) and result of packet capture https://doc.sophos.com/nsg/sophos-firewall/20.0/Help/en-us/webhelp/onlinehelp/AdministratorHelp/Diagnostics/PacketCapture/DiagnosticsPacketCaptureFilterConfigure/index.html#bpf-string-parameters Also, could you show route precedence - command: system route_precedence show

Regards,

Raphael Alganes
Community Support Engineer | Sophos Technical Support
Sophos Support Videos | Product Documentation | @SophosSupport | Sign up for SMS Alerts
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