My experience is that fragmentation is always much worse than inefficiency due to smaller MTU. I've always done a ping -f -l 1500 and decrease until the pings make it out. I find the Contivity much less reliable than the NC because there's now IKE channel to timeout or get in conflict with someone else. Also, NC does a great job of transparently reconnecting, expecially when Roaming Session is enabled. -=Dan=-
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