OPNsense site2site IPSEC

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

[Bearbeiten]

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

• 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)

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: Status Overview

• VPN
  • IPsec:
    • Status Overview

VPN: IPsec: Security Policy Database

• VPN
  • IPsec
    • Security Policy Database=

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