AVSt Server¶

AVSt ("Auslandsvermittlungsstelle") is the central OCTOI hub to be co-located in Nuernberg/Germany at one of the data centres of https://noris.net/

Hardware¶

• Supermicro 2U chassis with 4 full-height PCIe slots
• Mainboard: Supermicro H12SSN-iW
• CPU: AMD EPYC 7313P 16C/32T @ 3 GHz
• RAM: 64 GB @ 3200 MT/s
• SSD: Samsung 980 PRO
• PSU: redundant 1+1 740W

Ethernet interfaces¶

Port	Name/Function	MAC	IP
-	BMC	3c:ec:ef:cc:17:84	213.95.46.28
LAN1 (left)	eno1	3c:ec:ef:cc:16:ec	213.95.46.31 (avst.nbg.de.retronetworking.org)
LAN2 (right)	eno2	3c:ec:ef:cc:16:ed	192.168.7.129/25

E1 interfaces¶

Type	Serno
TE820+VPM450	DM21161300047
TE820+VPM450	DM21161300021

Card	Slot	PCIe	Port	DAHDI Span	Connects to
	top	82:08.0	1	1	icE1usb (clock source)
	top	82:08.0	2	2	-
	top	82:08.0	3	3	-
	top	82:08.0	4	4	-
	top	82:08.0	5	5	Portmaster3
	top	82:08.0	6	6	-
	top	82:08.0	7	7	-
	top	82:08.0	8	8	bottom card 8 (clock out)
	bottom	84:08.0	1	9	AS5400/6/0
	bottom	84:08.0	2	10	AS5400/6/2
	bottom	84:08.0	3	11	AS5400/6/4
	bottom	84:08.0	4	12	AS5400/6/6
	bottom	84:08.0	5	13	AS5400/6/1
	bottom	84:08.0	6	14	AS5400/6/3
	bottom	84:08.0	7	15	AS5400/6/5
	bottom	84:08.0	8	16	top card 8 (clock in)

Serial ports¶

There's a 4-port P2303 based USB-RS232 converter attached. Its port allocation is as below:

Port	TTY	Baud	Connects to
1	ttyUSB0	115200	icE1-APU serial console
2	ttyUSB1	-	-
3	ttyUSB2	9600	Portmaster3 console
4	ttyUSB3	115200	AS5400 console

Software¶

OS (on bare iron)¶

• Debian 11

OS/Sofware ("DIVF" VM for OCTOI)¶

• Debian 11 in a dedicated LVM volume ("divf")
• dahdi-linux from branch laforge/trunkdev (kernel)
• dahdi-tools from branch laforge/trunkdev (userspace)
• hostname: divf.nbg.de.retronetworking.org (213.95.46.30)
• internal IP: 192.168.7.130