code: func NotifyPeer(p *BzzAddr, k *Kademlia) {
  	f := func(val *Peer, po int) bool {
  		val.NotifyPeer(p, uint8(po))
  		return true
  	}
  	k.EachConn(p.Address(), 255, f)
  }
docs: // NotifyPeer informs all peers about a newly added node