Tag: RFC 3261

RFCs & Standards Voice over IP

SIP SIMPLE – Instant Messaging with SIP

Post author By Nick
Post date 26/01/2020
No Comments on SIP SIMPLE – Instant Messaging with SIP

A look into Instant Messaging using SIP

Tags IM, Instant Message, Message, RFC 3261, RFC 3428, SIMPLE, SIP, SIP SIMPLE, VoIP

RFCs & Standards Voice over IP

SIP Extensions – Path

Post author By Nick
Post date 07/09/2019
No Comments on SIP Extensions – Path

In vanilla RFC3261 SIP, a UA can only send a REGISTER request to a SIP Registrar. It can’t go via any intermediary proxies. That’s obviously a bit of a problem, as we build out our network we might have a series of load balancers that send traffic to a pool of Registrars, but according to […]