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HI,<br />
<br />
I have WIC-1ADSL installed in CISCO1841,I need to configure it for internet connection,but I don't have a public IP address,I get the IP address dynamically from the ISP whenever I implement the connection,The ISP connection type is PPOA,Is it possible to do such configuration and if the IOS supports firewall what is the best configuration for it?
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HI,

I have WIC-1ADSL installed in CISCO1841,I need to configure it for internet connection,but I don't have a public IP address,I get the IP address dynamically from the ISP whenever I implement the connection,The ISP connection type is PPOA,Is it possible to do such configuration and if the IOS supports firewall what is the best configuration for it?

configure WIC-1ADSL

Cisco PIX is a dedicated hardware firewall appliance; the Cisco Adaptive Security Appliance (ASA) is a firewall and anti-malware security appliance that provides unified threat management and protection the PIX does not. Other Cisco devices and systems include routers, switches, storage networking, wireless and the software and hardware for PIX Firewall Manager (PFM), PIX Device Manager (PDM) and Adaptive Security Device Manager (ASDM).