... | @@ -15,11 +15,12 @@ This page is a life document to decide on the features of the new WR switch. It |
... | @@ -15,11 +15,12 @@ This page is a life document to decide on the features of the new WR switch. It |
|
| Feature | Proposal | **To be discussed (TB-D) / investigated (TB-I)** or Comment |
|
|
| Feature | Proposal | **To be discussed (TB-D) / investigated (TB-I)** or Comment |
|
|
|-----------|-------------------------|-------------------------------|
|
|
|-----------|-------------------------|-------------------------------|
|
|
| Data ports | Number: 18 <br /> Speed: 1 and/or 10 Gbps | |
|
|
| Data ports | Number: 18 <br /> Speed: 1 and/or 10 Gbps | |
|
|
| Mgmt ports| 2 Ethernet (SFP cage + simple RJ45) <br /> USB Mini-B | **TB-I: standard/common management interfaces <br /> on Ethernet switches (USB Mini-B, RS232, others)** |
|
|
| Mgmt ports| 2 Ethernet (SFP cage + RJ45) <br /> USB Mini-B | **TB-I: standard/common management interfaces <br /> on Ethernet switches (USB Mini-B, RS232, others)** <br /> Add serial over RJ45, if space allows. |
|
|
| CLK IOs | *Type: SMA* <br />IN_1: 10 MHz <br />IN_2: 1 PPS <br />IN_3: AUX <br /> OUT_1: 10 MHz<br /> OUT_2: 1 PPS <br /> OUT_3: 62.5 MHz <br /> OUT_4: AUX (abscal) <br /> (all switchable between High-Z and 50 Ohm) | Check how SMA and AUX IN/OUTSMA can fit <br /> IN_3 AUX could be used in the future for internal TIC... <br /> **TBI: standardization of voltage levels and rise time, possibility to disable inputs to improve noise** |
|
|
| Other ports | USB | To allow firmware update (upgrade of repair) and maybe configuration update |
|
|
| Port LEDs | LED_1: Link / WR mode / Calib <br /> LED_2: Synced / Activity | |
|
|
| CLK IOs | SMA connectors: <br /> IN_1: 10 MHz <br />IN_2: 1 PPS <br />IN_3: AUX <br /> OUT_1: 10 MHz<br /> OUT_2: 1 PPS <br /> OUT_3: 62.5 MHz <br /> OUT_4: AUX (abscal) <br /> *(all switchable between High-Z and 50 Ohm)* | Check how SMA and AUX IN/OUTSMA can fit <br /> IN_3 AUX could be used in the future for internal TIC... <br /> **TBI: standardization of voltage levels and rise time, <br /> possibility to disable inputs to improve noise** |
|
|
| Status display | Small/standard OLED | OLED replaces status LEDs <br /> **TBI: what displays are used in Ethernet switches (LEDs, screens)**|
|
|
| Port Status | LEDs <br />1: Link / WR mode / Calib <br /> 2: Synced / Activity / Speed | |
|
|
| Button | *Type: secure* <br /> Reset <br /> Flash (from USB)| **TBI: what is the common practice in Ethernet switches** |
|
|
| General status | Small/standard OLED dispay | OLED replaces status LEDs <br /> **TBI: what displays are used in Ethernet switches (LEDs, screens)**|
|
|
|
|
| Button |Reset <br /> Flash (from USB) <br /> | The type of buttons that can be pressed only with a pen/needle, [see](uploads/2e743bcbd1bc1ec78880e40ec1a3ea83/resetbutton.jpg) <br /> **TBI: what is the common practice in Ethernet switches** |
|
|
|
|
|
|
*NOTE: There is no support for port speeds higher than 10 Gbps (coherent, 25Gbps and 100Gbps) - there is no real requirements for such feature and it would result in substantial cost.*
|
|
*NOTE: There is no support for port speeds higher than 10 Gbps (coherent, 25Gbps and 100Gbps) - there is no real requirements for such feature and it would result in substantial cost.*
|
|
*NOTE: The chosen FPGA allows for 20 ports, yet we consider 18 sufficient, usually people ask for less.*
|
|
*NOTE: The chosen FPGA allows for 20 ports, yet we consider 18 sufficient, usually people ask for less.*
|
... | | ... | |