From da36bc985c3e799dae68cdede01f9f985f7444c8 Mon Sep 17 00:00:00 2001 From: Jonas Lindstad Date: Fri, 13 Feb 2015 01:17:33 +0100 Subject: Minor updates, documentation and fixes --- junos-bootstrap/dhcpd/DHCP_protocol_breakdown.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 junos-bootstrap/dhcpd/DHCP_protocol_breakdown.txt (limited to 'junos-bootstrap/dhcpd') diff --git a/junos-bootstrap/dhcpd/DHCP_protocol_breakdown.txt b/junos-bootstrap/dhcpd/DHCP_protocol_breakdown.txt new file mode 100644 index 0000000..5af2bf2 --- /dev/null +++ b/junos-bootstrap/dhcpd/DHCP_protocol_breakdown.txt @@ -0,0 +1,18 @@ +Length of DHCP fields in octets, and their placement in packet. +Ref: http://4.bp.blogspot.com/-IyYoFjAC4l8/UXuo16a3sII/AAAAAAAAAXQ/b6BojbYXoXg/s1600/DHCPTitle.JPG +0 OP - 1 +1 HTYPE - 1 +2 HLEN - 1 +3 HOPS - 1 +4 XID - 4 +5 SECS - 2 +6 FLAGS - 2 +7 CIADDR - 4 +8 YIADDR - 4 +9 SIADDR - 4 +10 GIADDR - 4 +11 CHADDR - 6 +12 MAGIC COOKIE - 10 +13 PADDING - 192 octets of 0's +14 MAGIC COOKIE - 4 +15 OPTIONS - variable length -- cgit v1.2.3