[Info-vax] PEA0 error

[David Jones]

On Thursday, September 9, 2021 at 8:36:55 PM UTC-4, Mark Berryman wrote:
> $ show dev/full eia0 
> 
> Device EIA0:, device type i8254x, is online, network device, error 
> logging is 
> enabled, device is a template only. 
> 
> Error count 0 Operations completed 
> 0 
> Owner process "" Owner UIC 
> [SYSTEM] 
> Owner process ID 00000000 Dev Prot 
> S:RWPL,O:RWPL,G,W 
> Reference count 0 Default buffer size 
> 512 
> Current preferred CPU Id 1 Fastpath 
> 1 
> Current Interrupt CPU Id 1 
> 
> Operating characteristics: Link up, Full duplex, Autonegotiation. 
> 
> Speed (Mbits/sec) 1000 Adapteri82545 VMware (Gigabit 
> Ethernet) 

I gave up trusting autonegotiation to reliably get it right. A mismatch between
full and half duplex which let the device interchange enough packets to see
the other nodes but the virtual circuits would be unstable.

> $ mcr lancp 
> $ LANCP> show dev/char eia0 
> 

What does show dev/counter say with regard to errors (collisions and carrier
check failures)?