Display Filter Reference: Cisco ISL

Protocol field name: isl

Versions: 1.0.0 to 2.4.4

Back to Display Filter Reference

Field name Description Type Versions
isl.addr Source or Destination Address Ethernet or other MAC address 1.0.0 to 2.4.4
isl.bpdu BPDU/CDP/VTP Boolean 1.0.0 to 2.4.4
isl.control Control Unsigned integer, 1 byte 2.0.0 to 2.4.4
isl.crc CRC Unsigned integer, 4 bytes 1.0.0 to 1.8.15
isl.dsap DSAP Unsigned integer, 1 byte 2.0.0 to 2.4.4
isl.dst Destination Ethernet or other MAC address 1.0.0 to 2.4.4
isl.dst_route_desc Destination route descriptor Unsigned integer, 2 bytes 1.0.0 to 2.4.4
isl.esize Esize Unsigned integer, 1 byte 1.0.0 to 2.4.4
isl.explorer Explorer Boolean 1.0.0 to 2.4.4
isl.fcs_not_incl FCS Not Included Boolean 1.0.0 to 2.4.4
isl.hsa HSA Unsigned integer, 3 bytes 1.0.0 to 2.4.4
isl.index Index Unsigned integer, 2 bytes 1.0.0 to 2.4.4
isl.len Length Unsigned integer, 2 bytes 1.0.0 to 2.4.4
isl.reserved Reserved Unsigned integer, 2 bytes 2.0.0 to 2.4.4
isl.src Source Ethernet or other MAC address 1.0.0 to 2.4.4
isl.src_route_desc Source-route descriptor Unsigned integer, 2 bytes 1.0.0 to 2.4.4
isl.src_vlan_id Source VLAN ID Unsigned integer, 2 bytes 1.0.0 to 2.4.4
isl.ssap SSAP Unsigned integer, 1 byte 2.0.0 to 2.4.4
isl.trailer Trailer Sequence of bytes 1.0.0 to 2.4.4
isl.type Type Unsigned integer, 1 byte 1.0.0 to 2.4.4
isl.user User Unsigned integer, 1 byte 1.0.0 to 2.4.4
isl.user_eth User Unsigned integer, 1 byte 1.0.0 to 2.4.4
isl.vlan_id VLAN ID Unsigned integer, 2 bytes 1.0.0 to 2.4.4
Go Beyond with Riverbed Technology

Riverbed is Wireshark's primary sponsor and provides our funding. They also make great products that fully integrate with Wireshark.

I have a lot of traffic...

ANSWER: SteelCentral™ Packet Analyzer PE
  • • Visually rich, powerful LAN analyzer
  • • Quickly access very large pcap files
  • • Professional, customizable reports
  • • Advanced triggers and alerts
  • • Fully integrated with Wireshark and AirPcap™
Learn More

Buy Now

No, really, I have a LOT of traffic…

ANSWER: SteelCentral™ NetShark appliance
  • • Troubleshoot problems faster
  • • Quickly identify the applications running on your network
  • • Monitor your virtual machine traffic
Learn More