Quick iPXE script:
params && param vram ${vram} && chain -a http://b800.org##params && echo b800.org/${b800id}
usage details
Formats: b800 | b800hex | b800base64 | uri | html | ansi | ascii | utf8 | cp437 | cp437hex | png
Acer VA50_HC_CR (U3E1) Could not boot: Error 0x7f8d8102 (http://ipxe.org/7f8d8102)lock iPXE> chain http://b800.nixz.se/? http://b800.nixz.se/?... ok Configuring (net0 b8:88:e3:ba:70:0c)... ok http://http://b800.nixz.se/?/%3Fb888e3ba700c... Error 0x3e11613b (http://ipxe.or g/3e11613b) Errorno 0x3e11613b iPXE> chain http://b800.nixz.se/? http://b800.nixz.se/?... ok Configuring (net0 b8:88:e3:ba:70:0c)..... ok http://http://b800.nixz.se//?b888e3ba700c... Error 0x3e11613b (http://ipxe.org/3 e11613b) Errorno 0x3e11613b iPXE> chain http://b800.nixz.se/? http://b800.nixz.se/?... ok Configuring (net0 b8:88:e3:ba:70:0c)..... ok http://http://b800.nixz.se/?b888e3ba700c... Error 0x3e11613b (http://ipxe.org/3e 11613b) Errorno 0x3e11613b iPXE> chain http://b800.nixz.se/? http://b800.nixz.se/?... ok Configuring (net0 b8:88:e3:ba:70:0c)... ok