Analog | Cisco Systems 1.3.0 specs

C-17

	SIP Phone	UA Marshal		Redirect Server	5300 Marshal		Cisco 5300	SIP
	SIP Phone	UA Marshal		Redirect Server	5300 Marshal		Cisco 5300	IP
								IP
	1. INVITE							Phone
	2. 100							Phone
								to
		3.	INVITE					Analog
		4.	302

		5.	ACK					Phone
		6.	INVITE					Phone
		6.	INVITE					via
								via
		7.	100					Gateway
					8. INVITE
					9.	100
					9.	100
					10.	180
		11. 180
	12. 180
					13.	200
		14. 200
	15. 200

Figure C-8. Call Flow Diagram: SIP IP Phone to SIP IP Phone via SIP Gateway — Diagram 1

Image 73

Cisco Systems 1.3.0 manual Analog