886 DHCP Server and Relay Agent Commands
21 (Policy Filter) –88
22 (Max Datagram
Reassembly)
2––
23 (IP TTL) 1––
24 (Path MTU Aging)4––
25 (Path MTU Plateau) – 2 2
26 (Interface MTU) 2––
27 (Subnets are local) 1––
28 (Broadcast Address) 4 – –
29 (Perform Mask)1––
30 (Mask Supplier) 1 – –
31 (Perform Router
Discovery)
1––
32 (Router Solicitation
Address)
4––
33 (Static Router Option) – 8 8
34 (Trailer
Encapsulation)
1––
35 (ARP Cache Timeout)4––
36 (Ethernet
Encapsulation)
1––
37 (TCP TTL) 1––
38 (TCP Keepalive
Interval)
4––
39 (TCP Keepalive
Garbage)
1––
40 (Network Information
Service)
–1–
41 (Network Information
Servers)
–44
Figure 40-1. Option Codes and Lengths
(continued)
Option Code Fixed Length Minimum Length Multiple Of
2CSPC4.XCT-SWUM2XX1.book Page 886 Monday, October 3, 2011 11:05 AM