Collection accounts often change hands every six months or so. Debts are assigned and sold to other collectors, so thereâs a strong possibility the collection agency listed on your credit report isnât the agency that's currently collecting on the debt.
Alice decides to message Bob. Alice's phone establishes a connection to the WhatsApp server and it is established that this connection is definitely from Alice's phone. Alice now sends via TCP the following message: For Bob: A giant monster is attacking the Golden Gate Bridge.
i checked out this link and here it says that isakmp is an application layer protocol and uses upd port 500 so i do guess it is a Layer 5 protocol cause it is using udp for communication check out this link also.... http://www.networksorcery.com/enp/default1101.htm.