Question on subinterfaces ..

[sanjaynadarajah]

Hi,

[1] Can someone please explain to me the uses of subtinterfaces ?

[2] What are the benefits of subinterfaces ?

[3] How/Where it is used ?

[4] Any documentation that I can read to understand

further on this ?

Thank you in advance,

Cheers,

--Sanjay--

[spremkumar]

hi

This is wht i hv related to sub interface:

A subinterface is a mechanism that allows a single physical interface to support multiple logical interfaces or networks. That is, several logical interfaces or networks can be associated with a single hardware interface. Subinterfaces are implemented in various WAN and LAN protocols, including ATM, Frame Relay, SMDS, X.25, and Novell IPX..

Do chek this link for diff config scenarios:

http://www.cisco.com/en/US/products/sw/iosswrel/ps1826/products_configuration_guide_chapter09186a00800880fa.html