match VoIP traffic

From: Ovidiu Neghina (o.neghina@gmail.com)
Date: Tue Jul 24 2007 - 11:58:35 ART


hi dear all

If in the lab it is asked match VoIP traffic what would you use ?

 class VOICE
   match protcol rtp audio

or

 class VOICE
      match access-group name VOICE

with
 ip access-list extended VOICE
    match udp any any range 16834 32767
?
Any thought appreciated .

Ovidiu



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