SWAP STACK SWITCHES 1>presently the switches(2960) are of different series and new switches are 3750, i need to swap the switches without any downtime .

ISP GIVEN IPV6 BLOCK 2401:4900:2180:0:0:0:0:0/41 need to make 4 /64 pools from above pool and can someone share the /64 IP pool with first and last IPs

Dear Teami got a new pix 515e, i did not use it for 1 year, today when plug in the pix to configure it, it's not getting booted, am attaching the boot sequence got on console it's not going beyond this, i have open the pix box n chkd ram n other thin...