i want to upgrade my pix(525) software from 5.2(5)to 6.1,here i have some question,please help me
1.how can i fetch my old pix ios from pix?
2.what is the best way to up my pix software from 5.2(5), copy tftp flash mode or from monitor mode?
3.if i failure ,how can i restore status before upgrade.
my pix (525 flash 16m ram 256m Licensed Features:
Failover: Enabled
VPN-DES: Enabled
VPN-3DES: Disabled
Maximum Interfaces: 8
Cut-through Proxy: Enabled
Guards: Enabled
Websense: Enabled
Throughput: Unlimited
ISAKMP peers: Unlimit)
