Cannot make server to server connection-help?

Hello,

i have just installed a second openfire server (4.4.0) on our network in a different domain. I cannot get server to server communications to work.
I tried the server to server test tool and these are the results: can someone help me understand the output?

xmpp:


<ping xmlns="urn:xmp

Certs:
blank

logs:

Sending server to server ping request to uedi-gbs.com
Successful server to server response received.
Primary packet routing failed
org.jivesoftware.openfire.PacketException: Cannot route packet of type IQ or Presence to bare JID: <iq type="error" id="42-89264" to="ultra-fei.com" from="uedi-gbs.com"><ping xmlns="urn:xmpp:ping"/><error code="404" type="cancel"><remote-server-not-found xmlns="urn:ietf:params:xml:ns:xmpp-stanzas"/></error></iq>
	at org.jivesoftware.openfire.spi.RoutingTableImpl.routeToLocalDomain(RoutingTableImpl.java:306) ~[xmppserver-4.4.0.jar:4.4.0]
	at org.jivesoftware.openfire.spi.RoutingTableImpl.routePacket(RoutingTableImpl.java:239) [xmppserver-4.4.0.jar:4.4.0]
	at org.jivesoftware.openfire.server.OutgoingSessionPromise$PacketsProcessor.returnErrorToSender(OutgoingSessionPromise.java:343) [xmppserver-4.4.0.jar:4.4.0]
	at org.jivesoftware.openfire.server.OutgoingSessionPromise$PacketsProcessor.addPacket(OutgoingSessionPromise.java:361) [xmppserver-4.4.0.jar:4.4.0]
	at org.jivesoftware.openfire.server.OutgoingSessionPromise$1.run(OutgoingSessionPromise.java:134) [xmppserver-4.4.0.jar:4.4.0]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Failed to establish server to server session.

thanks
alexsunny

Can each of the servers on which Openfire is installed reach each-other, using basic networking?

What is are the:

thanks my issue has been fixed.

make sure you can telnet to/from each server over your S2S port. Its possible you might be getting firewalled over the required port