How to recognise a Cisco's MAC address application? | FAQ | MAC Address Vendor Lookup
Frequently asked questions

How to recognise a Cisco's MAC address application?

Summary

Range or Prefix Application Notes
01:00:0C:00:00:00 Inter Switch Link (ISL)
01:00:0C:CC:CC:CC CDP (Cisco Discovery Protocol), VTP (VLAN Trunking Protocol) EtherType is 0x0802
01:00:0C:CC:CC:CC Port Aggregation Protocol (PAgP) SNAP HDLC Protocol Type is 0x0104
01:00:0C:CC:CC:CC Unidirectional Link Detection (UDLD) SNAP HDLC Protocol Type is 0x0111
01:00:0C:CC:CC:CC Dynamic Trunking (DTP) SNAP HDLC Protocol Type is 0x2004
01:00:0C:CC:CC:CC VLAN Trunking (VTP) SNAP HDLC Protocol Type is 0x2003
01:00:0C:CC:CC:CD Cisco Shared Spanning Tree Protocol address EtherType is 0x0802
01:00:0C:CC:CC:CD Spanning Tree PVSTP+ SNAP HDLC Protocol Type is 0x010B
01:00:0C:CD:CD:CD STP Uplink Fast SNAP HDLC Protocol Type is 0x200A
01:00:0C:CD:CD:CE VLAN Bridge SNAP HDLC Protocol Type is 0x010C
01:00:0C:DD:DD:DD CGMP (Cisco Group Management Protocol)

References

Have questions?

We work hard to improve our services for you. As part of that process we welcome your feedback, questions and suggestions. Please let us know your thoughts and feelings, and any way in which you think we can improve our product.

Shoot us an email to support@macaddress.io or just fill in the contact form.

The data was just refreshed