code: func (r Network_Tunnel_Module_Context) GetDiffieHellmanGroupDefault() (resp int, err error) {
  	err = r.Session.DoRequest("SoftLayer_Network_Tunnel_Module_Context", "getDiffieHellmanGroupDefault", nil, &r.Options, &resp)
  	return
  }
docs: // The default Diffie-Hellman group used for both phases of the negotiation process.  The default value is set to 2.