I'm noob to networking. Can you help me to understand the relation between PACKETS & OCTETS? Can I calculate the user traffic from the log of RADIUS?

Hi all. I'm noob to cisco devices, networking.Can I make an accounting of total TRAFFIC up & down, a link to our upstream provider. Cuz, they gave us a traffic limit of 100 GB. I need to account all the TRAFFIC every month.THnx

Is it possible to make SMS through VoIP(SIP solution) by using SMS capable telephones.SMS should be able to sent to GSM, CDMA and in it's current VoIP network?

Which router would you suggest only for connecting 2 ISPs?thanx

hello, professionals. is there any router supporting up to 1000 simultaneous subscribers placed on the edge of the little ISP network? if there exist, please list them down.thanx