AAL 2 Informations

Hello Whre can I get more informations about AAL 1, 2, 3/4 and 5? I have special interrest in AAL2 used in UMTS networks. Thanks Mit freundlichen Gruessen Best regards Andre Dieball MobilCOM City LINE GmbH

RE: MPLS and IS-IS

Hi 2. Besides UUNET, which ISPs run IS-IS protocol? Can you name a few? or what percentage of networks run IS-IS instead of OSPF? MobilCOM City LINE, on IP and ATM Mit freundlichen Gruessen Yours faithfully Andre Dieball