Catch p2p exceptions

bitcoin.cpp

@@ -259,6 +259,7 @@ public:
 };
 
 bool TestNode(const CIPPort &cip, int &ban, int &clientV, vector<CAddress>& vAddr) {
+  try {
     CNode node(cip, vAddr);
     bool ret = node.Run();
     if (!ret) {
@@ -269,6 +270,10 @@ bool TestNode(const CIPPort &cip, int &ban, int &clientV, vector<CAddress>& vAdd
     clientV = node.GetClientVersion();
 //  printf("%s: %s!!!\n", cip.ToString().c_str(), ret ? "GOOD" : "BAD");
     return ret;
+  } catch(std::ios_base::failure& e) {
+    ban = 0;
+    return false;
+  }
 }
 
 /*