Hello, my 819 4G router runs IOS c800-universalk9-mz.SPA.157-3.M2.bin, how can I config the LTE to v4 v6 dual stack? I had "cellular 0 lte profile create 1 ctnet none ipv4v6", and config like:       interface Cellular0 no ip address encapsulation...

I have 1832i AP with a WLC 2504, if use a Macbook to test internet speed via speedtest.net, it could reach 90Mbps, but use iPhone to test, it only could do 60-65Mbps, totally have no idea why? iperf test in LAN could reach 400mbps without problem.  P...

The WLC 2504+3702i AP, which in local LAN iperf TCP test, has about 450mbps throughput, but in speedtest.net, the internet speed only 60mbps(I got 100m internet). Testing the UBNT and other AP, they both has 80+mbps, is there any one tell me why inte...

I got a flexvpn client with sVTI, but it keeps creating child sa every 60s, like below. The server is a linux box, the config works fine in IOS 15.3 but not 15.4+. Any one to help out? Thanks.   do sh cry ike se IPv4 Crypto IKEv2 Session Sessi...

It's so painful to install ASAv with KVM qcow2 disk image, any plan to support install with ISO image?