Wireshark · Display Filter Reference: VLAN Trunking Protocol

Field name	Description	Type	Versions
vtp.code	Code	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.conf_rev_num	Configuration Revision Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
vtp.followers	Followers	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.md	Management Domain	Character string	1.0.0 to 4.4.2
vtp.md5_digest	MD5 Digest	Byte sequence	1.0.0 to 4.4.2
vtp.md_len	Management Domain Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.pruning.active	VLAN	Unsigned integer (16 bits)	1.6.0 to 4.4.2
vtp.pruning.first	First VLAN ID	Unsigned integer (16 bits)	1.6.0 to 4.4.2
vtp.pruning.last	Last VLAN ID	Unsigned integer (16 bits)	1.6.0 to 4.4.2
vtp.reserved	Reserved	Byte sequence	2.4.0 to 4.4.2
vtp.seq_num	Sequence Number	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.start_value	Start Value	Unsigned integer (16 bits)	1.0.0 to 4.4.2
vtp.upd_id	Updater Identity	IPv4 address	1.0.0 to 4.4.2
vtp.upd_ts	Update Timestamp	Character string	1.0.0 to 4.4.2
vtp.version	Version	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.vlan_info.802_10_index	802.10 Index	Unsigned integer (32 bits)	1.0.0 to 4.4.2
vtp.vlan_info.backup_crf_mode	Backup CRF Mode	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.bridge_type	Bridge Type	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.data	Data	Byte sequence	2.0.0 to 4.4.2
vtp.vlan_info.isl_vlan_id	ISL VLAN ID	Unsigned integer (16 bits)	1.0.0 to 4.4.2
vtp.vlan_info.len	VLAN Information Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.vlan_info.max_are_hop_count	Max ARE Hop Count	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.max_ste_hop_count	Max STE Hop Count	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.mtu_size	MTU Size	Unsigned integer (16 bits)	1.0.0 to 4.4.2
vtp.vlan_info.parent_vlan	Parent VLAN	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.pruning	Pruning	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.src_route_bridge_num	Source-Routing Bridge Number	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.src_route_ring_num	Source-Routing Ring Number	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.status	Status	Unsigned integer (8 bits)	2.0.0 to 4.4.2
vtp.vlan_info.status.vlan_susp	VLAN suspended	Boolean	1.0.0 to 4.4.2
vtp.vlan_info.stp_type	Spanning-Tree Protocol Type	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.tlv_len	Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.vlan_info.tlv_len.bad	Bad length for TLV length	Label	1.12.0 to 4.4.2
vtp.vlan_info.tlv_type	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.vlan_info.translationally_bridged_vlans	Translationally Bridged VLANs	Unsigned integer (16 bits)	1.12.0 to 4.4.2
vtp.vlan_info.vlan_name	VLAN Name	Character string	1.0.0 to 4.4.2
vtp.vlan_info.vlan_name_len	VLAN Name Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
vtp.vlan_info.vlan_type	VLAN Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2