Display Filter Reference: Internet Control Message Protocol

Protocol field name: icmp

Versions: 0.99.0 to 1.0.4

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Field name	Type	Description	Versions
icmp.checksum	Unsigned 16-bit integer	Checksum	0.99.0 to 1.0.4
icmp.checksum_bad	Boolean	Bad Checksum	0.99.0 to 1.0.4
icmp.code	Unsigned 8-bit integer	Code	0.99.0 to 1.0.4
icmp.ident	Unsigned 16-bit integer	Identifier	0.99.0 to 1.0.4
icmp.mip.b	Boolean	Busy	0.99.0 to 1.0.4
icmp.mip.challenge	Byte array	Challenge	0.99.0 to 1.0.4
icmp.mip.coa	IPv4 address	Care-Of-Address	0.99.0 to 1.0.4
icmp.mip.f	Boolean	Foreign Agent	0.99.0 to 1.0.4
icmp.mip.flags	Unsigned 16-bit integer	Flags	0.99.0 to 1.0.4
icmp.mip.g	Boolean	GRE	0.99.0 to 1.0.4
icmp.mip.h	Boolean	Home Agent	0.99.0 to 1.0.4
icmp.mip.length	Unsigned 8-bit integer	Length	0.99.0 to 1.0.4
icmp.mip.life	Unsigned 16-bit integer	Registration Lifetime	0.99.0 to 1.0.4
icmp.mip.m	Boolean	Minimal Encapsulation	0.99.0 to 1.0.4
icmp.mip.prefixlength	Unsigned 8-bit integer	Prefix Length	0.99.0 to 1.0.4
icmp.mip.r	Boolean	Registration Required	0.99.0 to 1.0.4
icmp.mip.res	Boolean	Reserved	0.99.0 to 0.99.2
icmp.mip.reserved	Unsigned 16-bit integer	Reserved	0.99.0 to 1.0.4
icmp.mip.rt	Boolean	Reverse tunneling	0.99.2 to 1.0.4
icmp.mip.seq	Unsigned 16-bit integer	Sequence Number	0.99.0 to 1.0.4
icmp.mip.type	Unsigned 8-bit integer	Extension Type	0.99.0 to 1.0.4
icmp.mip.u	Boolean	UDP tunneling	0.99.6 to 1.0.4
icmp.mip.v	Boolean	VJ Comp	0.99.0 to 1.0.4
icmp.mip.x	Boolean	Revocation support	0.99.6 to 1.0.4
icmp.mpls	None	ICMP Extensions for MPLS	0.99.0 to 1.0.4
icmp.mpls.checksum	Unsigned 16-bit integer	Checksum	0.99.0 to 1.0.4
icmp.mpls.checksum_bad	Boolean	Bad Checksum	0.99.0 to 1.0.4
icmp.mpls.class	Unsigned 8-bit integer	Class	0.99.0 to 1.0.4
icmp.mpls.ctype	Unsigned 8-bit integer	C-Type	0.99.0 to 1.0.4
icmp.mpls.exp	Unsigned 24-bit integer	Experimental	0.99.0 to 1.0.4
icmp.mpls.label	Unsigned 24-bit integer	Label	0.99.0 to 1.0.4
icmp.mpls.length	Unsigned 16-bit integer	Length	0.99.0 to 1.0.4
icmp.mpls.res	Unsigned 16-bit integer	Reserved	0.99.0 to 1.0.4
icmp.mpls.s	Boolean	Stack bit	0.99.0 to 1.0.4
icmp.mpls.ttl	Unsigned 8-bit integer	Time to live	0.99.0 to 1.0.4
icmp.mpls.version	Unsigned 8-bit integer	Version	0.99.0 to 1.0.4
icmp.mtu	Unsigned 16-bit integer	MTU of next hop	0.99.0 to 1.0.4
icmp.redir_gw	IPv4 address	Gateway address	0.99.0 to 1.0.4
icmp.seq	Unsigned 16-bit integer	Sequence number	0.99.0 to 1.0.4
icmp.type	Unsigned 8-bit integer	Type	0.99.0 to 1.0.4