challenge

校园网拨号端软件

8 bytes

This challenge packet is sent by the server whenever
it receives request from a host.

The weird thing is, Ethereal sniffs a trailing garbage
(8 bytes) with this packet.

struct drcom_challenge
{
  struct drcom_serv_header serv_header;
  u_int32_t challenge;
} __attribute__ ((__packed__));

pkt_type is 02 00.

len is 8.

challenge is challenge value.