Cisco Router 3640 IOS Parameter

[wujialin]

Which IOS version have supported the following command on Cisco Router 3640:

ppp encrypt mppe auto( or 128)

Who could help me?

[allissrcco]

According to the document below the command you quote was introduced in IOS version 12.0(5)XE5

http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121newft/121t/121t5/dt_pptp.htm#61798

Richard.

[wujialin]

Thanks first.

I have checked the cisco 3640 router IOS version. But I can not find out the version which list in the document.

Can you help me?