I am trying to load the latest protocol pack on a C1921 (ISR  G2)I have the required IOS (15.2(4)M1)I have the required license (Data)I have downloaded the latest protocol pack to my tftp server (also put a copy on the router's flash)The CLI command ...

I have configured a tunnel interface whose tunnel source and  destination are IPv4 addresses. The tunnel mode is the default, 'gre ip'. The tunnel interface has only an IPv6 address. The result should be IPv6 over GRE over IPv4.This all works fine UN...

I only have one of my two ISR G2's in the lab so far and would like to start some IPSec testing.Is it possible to make an IPSec connection between two interface in different VRFs on the same router?I see the document on VRF-aware IPSec says no but is...

I recently received a C1921 and am doing some lab testing. I am trying to apply some old configs from a 2811 but some commands are not working.The most annoying to start is the ipv6 address family in a vrf definition (multi-vrf/VRF-lite). There is no...

I recently received a C1921 and am doing some lab testing. I am trying to apply some old configs from a 2811 but some commands are not working.The most annoying to start is the ipv6 address family in a vrf definition (multi-vrf/VRF-lite). There is no...