iPXE 1.20.1+ (g4bd0) -- Open Source Network Boot Firmware -- http://ipxe.org    
Features: DNS HTTP iSCSI TFTP AoE ELF MBOOT PXE bzImage Menu PXEXT              
                                                                                
iPXE> dhcp && chain http://b800.org/undionly.kpxe                               
Configuring (net0 52:54:00:12:34:56)...... ok                                   
http://b800.org/undionly.kpxe... ok                                             
PXE->EB: !PXE at 9C6C:0710, entry point at 9C6C:0160                            
         UNDI code segment 9C6C:0802, data segment 9CF0:2CE0 (625-639kB)        
         UNDI device is PCI 00:02.0, type DIX+802.3                             
         625kB free base memory after PXE unload                                
iPXE initialising devices...ok                                                  
                                                                                
                                                                                
                                                                                
iPXE 1.21.1+ (ge09e1) -- Open Source Network Boot Firmware -- http://ipxe.org   
Features: DNS HTTP iSCSI TFTP AoE ELF MBOOT PXE bzImage Menu PXEXT              
                                                                                
iPXE> ifopen                                                                    
iPXE> chain http://b800.org                                                     
http://b800.org... ok                                                           
http://b800.org/... ok                                                          
new id b800.org/38aqU                                                           
iPXE> set b800public 1 && chain http://b800.org                                 
http://b800.org... ok