using System; namespace System.Net.NetworkInformation { /// Reports the status of sending an Internet Control Message Protocol (ICMP) echo message to a computer. // Token: 0x02000173 RID: 371 public enum IPStatus { /// The ICMP echo request failed for an unknown reason. // Token: 0x04000BE9 RID: 3049 Unknown = -1, /// The ICMP echo request succeeded; an ICMP echo reply was received. When you get this status code, the other properties contain valid data. // Token: 0x04000BEA RID: 3050 Success, /// The ICMP echo request failed because the network that contains the destination computer is not reachable. // Token: 0x04000BEB RID: 3051 DestinationNetworkUnreachable = 11002, /// The ICMP echo request failed because the destination computer is not reachable. // Token: 0x04000BEC RID: 3052 DestinationHostUnreachable, /// The ICMP echo request failed because contact with the destination computer is administratively prohibited. // Token: 0x04000BED RID: 3053 DestinationProhibited, /// The ICMP echo request failed because the destination computer that is specified in an ICMP echo message is not reachable, because it does not support the packet's protocol. // Token: 0x04000BEE RID: 3054 DestinationProtocolUnreachable = 11004, /// The ICMP echo request failed because the port on the destination computer is not available. // Token: 0x04000BEF RID: 3055 DestinationPortUnreachable, /// The ICMP echo request failed because of insufficient network resources. // Token: 0x04000BF0 RID: 3056 NoResources, /// The ICMP echo request failed because it contains an invalid option. // Token: 0x04000BF1 RID: 3057 BadOption, /// The ICMP echo request failed because of a hardware error. // Token: 0x04000BF2 RID: 3058 HardwareError, /// The ICMP echo request failed because the packet containing the request is larger than the maximum transmission unit (MTU) of a node (router or gateway) located between the source and destination. The MTU defines the maximum size of a transmittable packet. // Token: 0x04000BF3 RID: 3059 PacketTooBig, /// The ICMP echo Reply was not received within the allotted time. The default time allowed for replies is 5 seconds. You can change this value using the or methods that take a parameter. // Token: 0x04000BF4 RID: 3060 TimedOut, /// The ICMP echo request failed because there is no valid route between the source and destination computers. // Token: 0x04000BF5 RID: 3061 BadRoute = 11012, /// The ICMP echo request failed because its Time to Live (TTL) value reached zero, causing the forwarding node (router or gateway) to discard the packet. // Token: 0x04000BF6 RID: 3062 TtlExpired, /// The ICMP echo request failed because the packet was divided into fragments for transmission and all of the fragments were not received within the time allotted for reassembly. RFC 2460 (available at www.ietf.org) specifies 60 seconds as the time limit within which all packet fragments must be received. // Token: 0x04000BF7 RID: 3063 TtlReassemblyTimeExceeded, /// The ICMP echo request failed because a node (router or gateway) encountered problems while processing the packet header. This is the status if, for example, the header contains invalid field data or an unrecognized option. // Token: 0x04000BF8 RID: 3064 ParameterProblem, /// The ICMP echo request failed because the packet was discarded. This occurs when the source computer's output queue has insufficient storage space, or when packets arrive at the destination too quickly to be processed. // Token: 0x04000BF9 RID: 3065 SourceQuench, /// The ICMP echo request failed because the destination IP address cannot receive ICMP echo requests or should never appear in the destination address field of any IP datagram. For example, calling and specifying IP address "000.0.0.0" returns this status. // Token: 0x04000BFA RID: 3066 BadDestination = 11018, /// The ICMP echo request failed because the destination computer that is specified in an ICMP echo message is not reachable; the exact cause of problem is unknown. // Token: 0x04000BFB RID: 3067 DestinationUnreachable = 11040, /// The ICMP echo request failed because its Time to Live (TTL) value reached zero, causing the forwarding node (router or gateway) to discard the packet. // Token: 0x04000BFC RID: 3068 TimeExceeded, /// The ICMP echo request failed because the header is invalid. // Token: 0x04000BFD RID: 3069 BadHeader, /// The ICMP echo request failed because the Next Header field does not contain a recognized value. The Next Header field indicates the extension header type (if present) or the protocol above the IP layer, for example, TCP or UDP. // Token: 0x04000BFE RID: 3070 UnrecognizedNextHeader, /// The ICMP echo request failed because of an ICMP protocol error. // Token: 0x04000BFF RID: 3071 IcmpError, /// The ICMP echo request failed because the source address and destination address that are specified in an ICMP echo message are not in the same scope. This is typically caused by a router forwarding a packet using an interface that is outside the scope of the source address. Address scopes (link-local, site-local, and global scope) determine where on the network an address is valid. // Token: 0x04000C00 RID: 3072 DestinationScopeMismatch } }