Re: Dhcp fixes may be too nitpicky

Fabian Keil <[email protected]>
Newsgroups gmane.os.freebsd.current
Message-ID <[email protected]>
Poul-Henning Kamp <[email protected]> wrote on 2026-04-30 at 10:08:27:

> I have a system her which gets no DHCP lease now:
> 
> 	10:05:36.952520 IP (tos 0x0, ttl 255, id 929, offset 0, flags [none], proto UDP (17), length 338)
> 	    10.1.18.8.67 > 10.1.18.223.68: BOOTP/DHCP, Reply, length 310, xid 0xc096f202, Flags [none]
> 		  Your-IP 10.1.18.223
> 		  Server-IP 172.30.11.200
> 		  Gateway-IP 10.1.18.8
> 		  Client-Ethernet-Address 10:98:36:a6:23:fc
> 		  file "\Boot\x64\wdsmgfw.efi"
> 		  Vendor-rfc1048 Extensions
> 		    Magic Cookie 0x63825363
> 		    DHCP-Message (53), length 1: Offer
> 		    Subnet-Mask (1), length 4: 255.255.254.0
> 		    RN (58), length 4: 1800
> 		    RB (59), length 4: 3150
> 		    Lease-Time (51), length 4: 3600
> 		    Server-ID (54), length 4: 172.30.11.200
> 		    Default-Gateway (3), length 4: 10.1.18.1
> 		    Domain-Name (15), length 9: "HTKNT.dk^@"
> 		    Domain-Name-Server (6), length 8: 172.30.27.4,172.30.27.5
> 		    Vendor-Option (43), length 7: 243.5.10.50.56.82.2
> 
> 	DHCPOFFER from 10.1.18.11
> 	dhcpoffer: filename contains invalid characters.
> 	packet_to_lease failed.
> 
> I dont know if it is the backslash in "file" or the NUL in Domain-Name

This should be addressed by:
https://reviews.freebsd.org/D56740

Fabian
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