IS PLH
From LFS Manual
Revision as of 19:53, 10 February 2026 by Bokujishin (talk | contribs) (Created page with "== Introduction == The '''IP''' '''B'''ans packet is used to set a list of banned IP addresses on the host. {| class="wikitable" |+ IS_IPB packet properties |- ! Type !! Nam...")
Introduction
The IP Bans packet is used to set a list of banned IP addresses on the host.
| Type | Name | Description |
|---|---|---|
| byte | Size | 8 + NumB * 4 |
| byte | Type | ISP_IPB |
| byte | ReqI | 0 unless this is a reply to a TINY_IPB request |
| byte | NumB | number of bans in this packet |
| byte | Sp0 | |
| byte | Sp1 | |
| byte | Sp2 | |
| byte | Sp3 | |
| in_addr | BanIPs [IPB_MAX_BANS] | IP addresses, 0 to IPB_MAX_BANS (NumB) |
Packet Details
Size
The size of the packet varies from 8 to 488 bytes depending on the value of NumB.
Type
The packet type from the ISP_ enumeration, always ISP_IPB.
ReqI
ReqI is equal to zero, unless the packet is a reply to a TINY_IPB request.
NumB
The number of IP addresses in this packet.
BanIPs
The list of banned IPs, each byte represents a part of an IPv4 address (bytes 127-0-0-1 represent IP address 127.0.0.1). IPv6 is not supported.
Notes
This packet can set up to 120 IP bans. To remove all bans, send this packet with 0 IPs.
