I'm configuring a pix firewall 501 and my ISP told me I must configure it with chap with md5 authentication I use vpdn group pppoex ppp authentication chap command but i can't or i don't know how to configure md5. Does Pix firewall 501 is compatible ...

I want to carry a Cisco 2500 since 4MB Flash and 4MB DRAM to 16MB Flash and 16 MB DRAM, I bought SMART Technologies's memories (one 16MB DRAM Module and two 8MB Flash Module) but when I tried to copy IOS image from TFTP to Flash router shows me the f...

Hi, MC3810 has IOS 12.1(22c) and 1750 has IOS 12.1(5)T. I've tried to upgrade the last to the same IOS but That IOS doesn't works with VoFR. Both are configured with vofr cisco. When I try to call sounds like the number doesn't exist instead vicerver...

I want to know if I can stack two Catalyst 2950T-24 throught Giga Ethernet port (10/100/1000 Mbps)?