Unit Protocol

`PROTOCOL_THREAD_NAME = 'Network Protocol';`	Thread name for Network protocol threads
`PROTOCOL_THREAD_PRIORITY = THREAD_PRIORITY_HIGHER;`	Thread priority for Network protocol threads

`ICMP_UNREACH_NET = 0;`	bad net
`ICMP_UNREACH_HOST = 1;`	bad host
`ICMP_UNREACH_PROTOCOL = 2;`	bad protocol
`ICMP_UNREACH_PORT = 3;`	bad port
`ICMP_UNREACH_NEEDFRAG = 4;`	IP_DF caused drop
`ICMP_UNREACH_SRCFAIL = 5;`	src route failed
`ICMP_UNREACH_NET_UNKNOWN = 6;`	unknown net
`ICMP_UNREACH_HOST_UNKNOWN = 7;`	unknown host
`ICMP_UNREACH_ISOLATED = 8;`	src host isolated
`ICMP_UNREACH_NET_PROHIB = 9;`	prohibited access
`ICMP_UNREACH_HOST_PROHIB = 10;`	ditto
`ICMP_UNREACH_TOSNET = 11;`	bad tos for net
`ICMP_UNREACH_TOSHOST = 12;`	bad tos for host
`ICMP_UNREACH_FILTER_PROHIB = 13;`	admin prohib
`ICMP_UNREACH_HOST_PRECEDENCE = 14;`	host prec vio.
`ICMP_UNREACH_PRECEDENCE_CUTOFF = 15;`	prec cutoff

`ICMP_REDIRECT_NET = 0;`	for network
`ICMP_REDIRECT_HOST = 1;`	for host
`ICMP_REDIRECT_TOSNET = 2;`	for tos and net
`ICMP_REDIRECT_TOSHOST = 3;`	for tos and host

`ICMP_TIMXCEED_INTRANS = 0;`	ttl=0 in transit
`ICMP_TIMXCEED_REASS = 1;`	ttl=0 in reassembly

`ICMP_PARAMPROB_OPTABSENT = 1;`	req. opt. absent

Contents

`SOCKET_TIMER_KEY_NONE = TIMER_KEY_NONE;`
`SOCKET_TIMER_KEY_MAX = TIMER_KEY_MAX;`
`SOCKET_TIMER_KEY_MIN = TIMER_KEY_MIN;`

`Key:Integer;`	Ordering key for timer list
`Socket:TObject;`	The socket referenced by this timer list item
`Prev:PSocketTimerItem;`	Previous item in timer list
`Next:PSocketTimerItem;`	Next item in timer list