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I always wondering how to design a dual internet router and dual firewall network infrastructure such that I can achieve redundancy and loadbalancing in outbound traffic and achieve redundancy in inbound traffic. Any suggestions?My suggestion is PIX ...
After I setup CBAC on a IOS firewall router and deny all incoming ICMP request, I ping the external interface of that router and I obtain "Reply from (external interface IP):destination net unreachable". I think this is quite risky because my router ...
Let say I have one single router which connects to internet via two leased lines, with 2 default routes being defined as follows: ip route 0.0.0.0 0.0.0.0 s0 ip route 0.0.0.0 0.0.0.0 s1 Under normal circumstances, router will perform per-destination ...
I heard that when the primary line is restored, since the static route is still inside the routing table, BGP route won't move from BGP table to routing table thus ISDN won't disconnect.Any suggestions to resolve this problem?I need to know this urge...
By configuring this way, How can your spokes that run on BGP link, able to reach the spoke that runs on ISDN link since your core WAN router do not know how to reach the ISDN spoke via your DDR router?
Am I right to say that configuring PVLANs on the 4506 only prevent hosts on different 2950 from talking to each other but CANNOT prevent traffic between any two ports on each individual 2950?In short, I need to use both PVLANs and Protected Port to a...
I need to make calls between phones to phones. In addition, I must be able to call clients in foreign country by routing the calls to my office in that foreign country then the calls go out from my foreign office to my foreign client as if I am makin...
