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DMVPN with IPsec Phase 3 (view source)

Revision as of 13:08, 14 September 2023

743 bytes added ,  13:08, 14 September 2023
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  <p style="color:red">The information in this page is updated in accordance with [https://wiki.teltonika-networks.com/view/FW_%26_SDK_Downloads'''00.07.03.2'''] firmware version. .</p>  
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  <p style="color:red">The information in this page is updated in accordance with [https://wiki.teltonika-networks.com/view/FW_%26_SDK_Downloads'''00.07.05'''] firmware version. .</p>  
    
==Introduction==
 
==Introduction==
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5. Set IPsec Pre-shared key (we used simple 123456 for this example)
 
5. Set IPsec Pre-shared key (we used simple 123456 for this example)
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<br>[[File:HUB main.png|alt=|border]]
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<br>[[File:HUB main.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 2</b>: configure '''DMVPN Phase 1''' parameters:
 
<b>Step 2</b>: configure '''DMVPN Phase 1''' parameters:
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3. DH group - MODP3072
 
3. DH group - MODP3072
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<br>[[File:Hub phase1.png|alt=|border]]
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<br>[[File:Hub phase1.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 3</b>: configure '''DMVPN Phase 2''' parameters:
 
<b>Step 3</b>: configure '''DMVPN Phase 2''' parameters:
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3. PFS group -MODP3072
 
3. PFS group -MODP3072
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<br>[[File:Hub phase2 fix.png|alt=|border]]
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<br>[[File:Hub phase2 fix.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 4</b>: configure '''DMVPN NHRP''' parameters:
 
<b>Step 4</b>: configure '''DMVPN NHRP''' parameters:
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In the NHRP parameters section, it is important to enable '''REDIRECT''' option, which is essential to our Phase 3 configuration.
 
In the NHRP parameters section, it is important to enable '''REDIRECT''' option, which is essential to our Phase 3 configuration.
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<br>[[File:Redirect.png|alt=|border]]
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<br>[[File:Redirect.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 5</b>: save changes
 
<b>Step 5</b>: save changes
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5. "NHRP routes" selection should be applied under the "Redistribution options" section
 
5. "NHRP routes" selection should be applied under the "Redistribution options" section
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<br>[[File:Hub bgp.png|alt=|border]]
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<br>[[File:Hub bgp.png|border|class=tlt-border]]
 
----
 
----
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- Leave other settings as default.
 
- Leave other settings as default.
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<br>[[File:Bgp peer grp.png|alt=|border]]
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<br>[[File:Bgp peer grp.png|border|class=tlt-border]]
 
----
 
----
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We will keep other settings as their default values for this configuration example.
 
We will keep other settings as their default values for this configuration example.
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<br>[[File:Bgp peer1.png|alt=|border]]
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<br>[[File:Bgp peer1.png|border|class=tlt-border]]
 
----
 
----
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[[File:Bgp peer2.png|alt=|border]]
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[[File:Bgp peer2.png|border|class=tlt-border]]
 
----
 
----
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6.  Set Local identifier (For setups behind NAT), Remote identifier as %any and input the same Pre-shared key (This will determine how other devices will be identified for authentication)
 
6.  Set Local identifier (For setups behind NAT), Remote identifier as %any and input the same Pre-shared key (This will determine how other devices will be identified for authentication)
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<br>[[File:Spoke dmvpn.png|alt=|border]]
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<br>[[File:Spoke dmvpn.png|border|class=tlt-border]]
 
----
 
----
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3.  Select DH group MODP3072
 
3.  Select DH group MODP3072
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<br>[[File:Hub phase1.png|alt=spoke phase1|border]]
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<br>[[File:Hub phase1.png|border|class=tlt-border]]
 
----
 
----
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3.  Select PFS group MODP3072
 
3.  Select PFS group MODP3072
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<br>[[File:Hub phase2 fix.png|alt=spoke phase2|border]]
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<br>[[File:Hub phase2 fix.png|border|class=tlt-border]]
 
----
 
----
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- Leave everything by default
 
- Leave everything by default
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<br>[[File:Redirect.png|alt=Redirect|border]]
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<br>[[File:Redirect.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 5</b>: save changes
 
<b>Step 5</b>: save changes
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3. Set Network to 192.168.10.0/24
 
3. Set Network to 192.168.10.0/24
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<br>[[File:Spoke bgp.png|alt=|border]]
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<br>[[File:Spoke bgp.png|border|class=tlt-border]]
 
----
 
----
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- Leave everything else as default value
 
- Leave everything else as default value
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<br>[[File:Spoke bgp peer.png|alt=|border]]
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<br>[[File:Spoke bgp peer.png|border|class=tlt-border]]
    
===Spoke 2 configuration: DMVPN===
 
===Spoke 2 configuration: DMVPN===
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6. Set Local identifier (For setups behind NAT), Remote identifier as %any and input the same Pre-shared key (This will determine how other devices will be identified for authentication)
 
6. Set Local identifier (For setups behind NAT), Remote identifier as %any and input the same Pre-shared key (This will determine how other devices will be identified for authentication)
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<br>[[File:Spoke2 dmvpn.png|alt=|border]]
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<br>[[File:Spoke2 dmvpn.png|border|class=tlt-border]]
 
----
 
----
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3. Select DH group MODP3072
 
3. Select DH group MODP3072
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<br>[[File:Hub phase1.png|alt=spoke phase1|border]]
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<br>[[File:Hub phase1.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 3</b>: configure '''DMVPN Phase 2''' parameters:
 
<b>Step 3</b>: configure '''DMVPN Phase 2''' parameters:
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3. Select PFS group MODP3072
 
3. Select PFS group MODP3072
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<br>[[File:Hub phase2 fix.png|alt=spoke phase2|border]]
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<br>[[File:Hub phase2 fix.png|border|class=tlt-border]]
 
----
 
----
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- Leave everything by default
 
- Leave everything by default
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<br>[[File:Redirect.png|alt=Redirect|border]]
+
<br>[[File:Redirect.png|border|class=tlt-border]]
 
----
 
----
 
<b>Step 5</b>: save changes
 
<b>Step 5</b>: save changes
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3.  Set Network to 192.168.20.0/24
 
3.  Set Network to 192.168.20.0/24
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<br>[[File:Spoke2 bgp peer.png|alt=|border]]
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<br>[[File:Spoke2 bgp peer.png|border|class=tlt-border]]
 
----
 
----
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- Leave everything else as default value
 
- Leave everything else as default value
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<br>[[File:Spoke bgp peer.png|alt=Spoke bgp peer|border]]
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<br>[[File:Spoke bgp peer.png|border|class=tlt-border]]
    
----
 
----
 
===Important Note===
 
===Important Note===
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For '''HUB''' in Network <b>→</b> Firewall GRE zone change from '''REJECT''' to '''ACCEPT''' on '''FORWARD.'''
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Also, disable '''Masquerading''' on '''HUB''' and '''ALL spokes''' for GRE <b>→</b> LAN zone forwardings
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[[File:Firewall new.png|alt=|border]]
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For '''HUB''' in Network -> Firewall GRE zone change from '''REJECT''' to '''ACCEPT''' on '''FORWARD.'''
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  −
[[File:Firewall.png|alt=|border]]
      
===Testing configuration===
 
===Testing configuration===
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[[File:Ping2.png|alt=|border]]
 
[[File:Ping2.png|alt=|border]]
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- Check routes in the HUB by executing command '''vtysh -c "show ip nhrp"'''
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- Check routes in the HUB by executing *command '''vtysh -c "show ip nhrp"'''
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<b>Note</b>: Vtysh check is unavailable with RUT200, RUT230, RUT240, RUT241, RUT260 devices.
    
[[File:Vtysh nhrp2.jpg|alt=|border]]
 
[[File:Vtysh nhrp2.jpg|alt=|border]]
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== Summary ==
 
== Summary ==
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At this point, the basic DMVPN configuration is complete and phase 3 will now take effect in order to dynamically establish connectivity between spokes. Using this method, additional spokes may be configured and added to the current topology. DMVPN Phase 3 technology will ensure that any newly introduced devices will be included in the final topology.
 
== References ==
 
== References ==
 
[https://wiki.teltonika-networks.com/view/VPN_Configuration_Examples VPN configuration Examples]
 
[https://wiki.teltonika-networks.com/view/VPN_Configuration_Examples VPN configuration Examples]
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[https://docs.strongswan.org/docs/5.9/index.html strongSwan Documentation]
 
[https://docs.strongswan.org/docs/5.9/index.html strongSwan Documentation]
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[[Category:VPN]]
Retrieved from "https://wiki.teltonika-networks.com/view/Special:MobileDiff/102411...111635"