OPNsense site2site IPSEC: Unterschied zwischen den Versionen

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Zeile 178: Zeile 178:
 
***Connections
 
***Connections
 
****Children
 
****Children
[[Datei:Opsense-ipsec-4.png]]
+
{| class="wikitable"
 +
! Parameter !! Wert
 +
|-
 +
| Enabled || Ja
 +
|-
 +
| Connection || it213-it214
 +
|-
 +
| Use sha256_96 || Nein
 +
|-
 +
| Mode || Tunnel
 +
|-
 +
| Policies || Ja
 +
|-
 +
| Start action || Start
 +
|-
 +
| Close action || None
 +
|-
 +
| DPD action || Clear
 +
|-
 +
| Reqid || -
 +
|-
 +
| ESP proposals || aes256-sha256-modp4096 (DH16)
 +
|-
 +
| Local network || 172.17.213.0/24
 +
|-
 +
| Remote network || 172.17.214.0/24
 +
|-
 +
| Rekey time (s) || 3600
 +
|-
 +
| Description || it213-it214-net
 +
|}
  
 
=VPN: IPsec: Status Overview=
 
=VPN: IPsec: Status Overview=

Version vom 18. Februar 2026, 06:26 Uhr

VPN Daten

Kenndaten

Einstellung opnsense.it213.xinmen.de opnsense.it214.xinmen.de
Protokoll 2 IKEv2
ID 192.168.4.213 192.168.4.214
IP Address 192.168.4.213 192.168.4.214
Internes Netz 172.17.213.0/24 172.17.214.0/24
Pre-Shared Key (PSK) 123Start$
Phase 1 AES256 – SHA256 – DH16
Phase 2 AES256 – SHA256 – DH16
IKE-LIFETIME 10800s
ESP-LIFETIME 3600s


Schaubild

IT213 Seite

Firewall

Wir gehen davon aus, das ausgehender Verkehr freigeschaltet ist.
  • Die Gegenseite muss zu unserer Firewall UDP Port 500 und ESP Verbindungen aufbauen können.
  • Desweiteren müssen die Partnernetze zu unseren Netzen freigeschaltet werden.

IPsec / WAN Firewall-Regeln

Protokoll Quelle Ziel Interface Aktion
UDP (Port 500) 192.168.4.214 192.168.4.213 WAN ALLOW
ESP 192.168.4.214 192.168.4.212 WAN ALLOW
ANY 172.17.214.0/24 172.17.213.0/24 IPSEC ALLOW


VPN: IPsec: Pre-Shared Keys

  • VPN
    • IPsec
      • Pre-Shared Keys
Feld Wert
Local Identifier 192.168.4.213
Remote Identifier 192.168.4.214
Pre-Shared Key 123Start$
Type PSK
Description -

VPN: IPsec: Connections

ADD PSK

  • VPN
    • IPsec
      • PREshared_Key
Parameter Wert
Enabled Ja
Proposals aes256-sha256-modp4096 (DH16)
Unique No (default)
Aggressive Mode Nein
Version IKEv2
MOBIKE Ja
Local addresses 192.168.4.213
Local port 500
Remote addresses 192.168.4.214
Remote port 500
UDP encapsulation Nein
Re-auth time (s) 10800
Rekey time (s) -
Over time (s) -
DPD delay (s) -
DPD timeout (s) -
Pools None
Send cert req Ja
Send certificate Default
Keyingtries -
Description it213-it214

Enable IPsec

  • VPN
    • IPsec
      • Connections
        • Enable IPSEC (x)

Add Connection

  • VPN
    • IPsec
      • Connections
        • Enable IPSEC (x)

Local Authentication

  • VPN
    • IPsec
      • Connections
        • Local Authentication
Parameter Wert
Enabled Ja
Connection it213-it214
Round 0
Authentication Pre-Shared Key
ID 192.168.4.213
Certificates None
Description -

Remote Authentication

  • VPN
    • IPsec
      • Connections
        • Remote Authentication
Parameter Wert
Enabled Ja
Connection it213-it214
Round 0
Authentication Pre-Shared Key
ID 192.168.4.214
Certificates None
Certificate Authorities None
Description -

Children

  • VPN
    • IPsec
      • Connections
        • Children
Parameter Wert
Enabled Ja
Connection it213-it214
Use sha256_96 Nein
Mode Tunnel
Policies Ja
Start action Start
Close action None
DPD action Clear
Reqid -
ESP proposals aes256-sha256-modp4096 (DH16)
Local network 172.17.213.0/24
Remote network 172.17.214.0/24
Rekey time (s) 3600
Description it213-it214-net

VPN: IPsec: Status Overview

Opsense-ipsec-5.png

VPN: IPsec: Security Policy Database

Opsense-ipsec-6.png

Freischalten in der Firewall

Opsense-ipsec-8.png