>>   fred at new:~> ssh -v -X -p 2279 username at 192.168.1.102
Fred:
Have you reconfigured ssh on 192.168.1.102 for port 2279?
I think the default port for ssh is 22...
You could just try:
    ssh -v -X -p 22 username at 192.168.1.102
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RichardP