VPN

Hi,We have a set up a site-to-site VPN connection between two Cisco 3745 routers running 12.3.6. The tunnel is working fine, but sometimes the CPU utilization on both routers go up to 100% and I can see that it is the Encryption Process that is using...

We have pix 501 6.2, I succeed in establishing a vpn connection (remote client with cisco client) but I can't access any pc on the remote network nor can I ping them.The pix is behind a router which configured to pass ipsec and l2tp.When I connected ...

Hi,Could anyone please advise me as to if there is a problem with running the CSA MC and IDS Event Viewer/Sensor on one Windows 2000 box?The reason I'm asking is due to the fact that every now and then my CSA VMS client loses it settings. This has ha...

I have a 515 site to site vpn. On the remote site I can log on locally to my pc i can map network drives, browse intranet and get dns resolutions when I query then (dns server is on central site) However If i try and browse the network I does not see...

I am having a problem with a remote office trying to VPN into my network.Everything works perfect as long as there is only one user connected. The moment another user fires off the VPN client (not even connecting) the currently connected user loses t...

I know cRTP is not compatible with standard IPSec tunnels, but do you guys know if cRTP can work with a standard GRE tunnel and/or an IPSec encrypted GRE tunnel? If so, do you know how the order of operations works to make it happen?

I have a PIX 515 running 6.3(3) code that has been in production for 3 years. Recently I received word that we were having issues with Softphone used via VPN - users complained of one-way voice. I started to investigate the issue and discovered that ...

OK. This is soooo basic, it's embarissing to post but...I scraped up a Cisco 3000 Concentrator for my lab. Went though the initial quick config to set the private interface IP. But I needed to set a default gateway too, so I selected "continue". That...

Anyone can explain why the transparent tunnelling not working despite I've already check them?IPSec Over UDP : checkedAllow Local LAN: checkedBut at statistic window, I see this:Transparent Tunnelling:InactiveLocal LAN:DisableI cannot get my vpn clie...

We have to Create a IPSEC VPN from a PIX (1) - Site A to Cisco Router (2) - Site B over the internet. Set has been shown below.PIX -------INTERNET---------Firewall--------Router(1) (2)Site A Site BPIX is having the Public IP and Router is having the ...

Hello, I was wondering if someone could help me. I have a pix 515 and using the Cisco dialer 4.0.3 on a PC with XP SP2. I am able to connect with the dialer but when I try to use remote desktop or citrix I cannot access anything on the LAN. I recentl...

Howdy all,My colleague and I are in debate over what to do with the fixup protocols in the PIX config. My take on the matter is if we are not using those protocols listed then we should shut it down as they pose a security risk, albiet possibly small...

Hi all, sometimes i receive this error on my router ( this is the end point of my VPN %CRYPTO-4-RECVD_PKT_MAC_ERR It seem an authentication error, but the problem occour only few times during the day and not always...Any suggestion will be appreciate...

Hi, I have a VPN between three sites, in each site I have a Cisco 831 that establish a VPN tunnel with a VRF (on my ISP) then I have a clear channel in the Headquarter to my ISP, the problem I have is that I have to manually modify the MTU size from ...

I'm having some issues with some VPN clients to a PIX firewall. The PIX is on 6.3(3) code and the clients are running v4.I have one remote user in particular who has two machines that he connects to the PIX simultaneously. One needs a specific IP so ...