peering

verb

1. (form-of, gerund, participle, present)present participle and gerund of peer

noun

1. The act of one who peers; a looking around.
2. (Internet)The act of carrying communications traffic terminating on one's own network on an equivalency basis to and from another network, usually without charge or payment.

   “The BT UK service uses a combination of private peerings and bilateral peerings at the UK exchange points in London, Manchester and Edinburgh.”