Wireshark · Display Filter Reference: NBMA Next Hop Resolution Protocol

Field name	Description	Type	Versions
nhrp.auth_ext.data	Data	Byte sequence	2.0.0 to 4.4.2
nhrp.auth_ext.reserved	Reserved	Unsigned integer (16 bits)	1.4.0 to 4.4.2
nhrp.auth_ext.spi	SPI	Unsigned integer (16 bits)	1.4.0 to 4.4.2
nhrp.auth_ext.src_addr	Source Address	IPv4 address	1.4.0 to 4.4.2
nhrp.auth_ext.src_addr_bytes	Source Address	Byte sequence	2.0.0 to 4.4.2
nhrp.cli.addr.tl	Client Address Type/Len	Unsigned integer (8 bits)	1.0.0 to 1.0.16
nhrp.cli.addr_tl	Client Address Type/Len	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.cli.addr_tl.len	Length	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.cli.addr_tl.type	Type	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.cli.saddr.tl	Client Sub Address Type/Len	Unsigned integer (8 bits)	1.0.0 to 1.0.16
nhrp.cli.saddr_tl	Client Sub Address Type/Len	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.cli.saddr_tl.len	Length	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.cli.saddr_tl.type	Type	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.client.nbma.addr	Client NBMA Address	IPv4 address	1.0.0 to 4.4.2
nhrp.client.nbma.addr_bytes	Client NBMA Address	Byte sequence	2.0.0 to 4.4.2
nhrp.client.nbma.saddr	Client NBMA Sub Address	Byte sequence	1.0.0 to 1.6.16, 2.0.0 to 4.4.2
nhrp.client.prot.addr	Client Protocol Address	IPv4 address	1.0.0 to 4.4.2
nhrp.client.prot.addr_bytes	Client Protocol Address	Byte sequence	2.0.0 to 4.4.2
nhrp.code	Code	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.devcap_ext.dstcap	Destination Capabilities	Unsigned integer (32 bits)	1.4.0 to 4.4.2
nhrp.devcap_ext.dstcap.V	VPN-aware	Boolean	1.4.0 to 4.4.2
nhrp.devcap_ext.srccap	Source Capabilities	Unsigned integer (32 bits)	1.4.0 to 4.4.2
nhrp.devcap_ext.srccap.V	VPN-aware	Boolean	1.4.0 to 4.4.2
nhrp.dst.prot.addr	Destination Protocol Address	IPv4 address	1.0.0 to 4.4.2
nhrp.dst.prot.addr_byets	Destination Protocol Address	Byte sequence	2.0.0 to 4.4.2
nhrp.dst.prot.len	Destination Protocol Len	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.err.code	Error Code	Unsigned integer (16 bits)	1.4.0 to 4.4.2
nhrp.err.offset	Error Offset	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.err.pkt	Errored Packet	Byte sequence	1.0.0 to 1.6.16
nhrp.ext.c	Compulsory Flag	Boolean	1.0.0 to 4.4.2
nhrp.ext.extra	Superfluous data follows End Extension	Label	1.12.0 to 4.4.2
nhrp.ext.len	Extension length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.ext.malformed	Incomplete Authentication Extension	Label	1.12.0 to 4.4.2
nhrp.ext.not_allowed	Extensions not allowed per RFC2332 section 5.2.7	Label	1.12.0 to 4.4.2
nhrp.ext.type	Extension Type	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.ext.val	Extension Value	Byte sequence	1.0.0 to 1.6.16
nhrp.flag.a	Authoritative	Boolean	1.0.0 to 4.4.2
nhrp.flag.d	Stable Association	Boolean	1.0.0 to 4.4.2
nhrp.flag.n	Expected Purge Reply	Boolean	1.0.0 to 4.4.2
nhrp.flag.nat	Cisco NAT Supported	Boolean	1.0.0 to 4.4.2
nhrp.flag.q	Is Router	Boolean	1.0.0 to 4.4.2
nhrp.flag.s	Stable Binding	Boolean	1.0.0 to 4.4.2
nhrp.flag.u	Uniqueness Bit	Boolean	1.10.0 to 4.4.2
nhrp.flag.u1	Uniqueness Bit	Boolean	1.0.0 to 1.8.15
nhrp.flags	Flags	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.afn	Address Family Number	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.bad_checksum	Bad checksum	Label	2.4.0 to 4.4.2
nhrp.hdr.chksum	NHRP Packet Checksum	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.chksum.status	NHRP Packet Checksum Status	Unsigned integer (8 bits)	2.4.0 to 4.4.2
nhrp.hdr.extoff	Extension Offset	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.extoff.invalid	Extension offset is less than the fixed header length or larger than the packet size	Label	1.12.0 to 4.4.2
nhrp.hdr.hopcnt	Hop Count	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.hdr.op.type	NHRP Packet Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.hdr.pktsz	Packet Length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.pktsz.invalid	Packet length is less than the fixed header length	Label	3.4.0 to 4.4.2
nhrp.hdr.pro.snap	Protocol Type (long form)	Byte sequence	1.0.0 to 1.0.16
nhrp.hdr.pro.snap.oui	Protocol Type (long form) - OUI	Unsigned integer (24 bits)	1.2.0 to 4.4.2
nhrp.hdr.pro.snap.pid	Protocol Type (long form) - PID	Unsigned integer (16 bits)	1.2.0 to 4.4.2
nhrp.hdr.pro.type	Protocol Type (short form)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.hdr.shtl	Source Address Type/Len	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.hdr.shtl.len	Length	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.hdr.shtl.type	Type	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.hdr.sstl	Source SubAddress Type/Len	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.hdr.sstl.len	Length	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.hdr.sstl.type	Type	Unsigned integer (8 bits)	1.2.0 to 4.4.2
nhrp.hdr.version	Version	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.htime	Holding Time (s)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.mtu	Max Transmission Unit	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.pref	CIE Preference Value	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.prefix	Prefix Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.prot.len	Client Protocol Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
nhrp.protocol_type	Protocol Type (long form)	Byte sequence	2.0.0 to 4.4.2
nhrp.reqid	Request ID	Unsigned integer (32 bits)	1.0.0 to 4.4.2
nhrp.src.nbma.addr	Source NBMA Address	IPv4 address	1.0.0 to 4.4.2
nhrp.src.nbma.addr_bytes	Source NBMA Address	Byte sequence	2.0.0 to 4.4.2
nhrp.src.nbma.saddr	Source NBMA Sub Address	Byte sequence	1.0.0 to 1.6.16, 2.0.0 to 4.4.2
nhrp.src.prot.addr	Source Protocol Address	IPv4 address	1.0.0 to 4.4.2
nhrp.src.prot.addr_bytes	Source Protocol Address	Byte sequence	2.0.0 to 4.4.2
nhrp.src.prot.len	Source Protocol Len	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.tind.code	Traffic Code	Unsigned integer (16 bits)	4.2.0 to 4.4.2
nhrp.unknown_ext.value	Extension Value	Byte sequence	1.8.0 to 4.4.2
nhrp.unused	Unused	Unsigned integer (16 bits)	1.0.0 to 4.4.2
nhrp.vendor_ext.data	Data	Byte sequence	2.0.0 to 4.4.2
nhrp.vendor_ext.id	Vendor ID	Unsigned integer (24 bits)	1.4.0 to 4.4.2