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Hi. Im running Shorewall on Mandrake 9.2 with a very simple rulebase. Im am running a NAT using the Masquerade options within the Shorewall Webmin to NAT my Test Internal network 10.10 to the internet. I have one default route to my ISP router and one static route to a cisco which VPNs to my...

I have a site to site vpn between a cisco 2600 and checkpoint firewall. From the internal network I can ping all machines across the VPN by hostname, netbiosname and ip (including my Exchange server). the thing is that outlook cannot connect to exchange. All ports are open on the firewall for...

Hi, I just bought 3 cisco 2900 switches and one of the has no image installed I get the message: "The system is unable to boot automatically because there are no bootable files to boot." I cannot get into the config register ctl+break/break does nothing (hyperterminal on XP)...

there are cables attached to the router which leads to a 2900 switch.. have already tried the write mem command. which leaves the code.. what do you mean by code.. is this the IOS?? please explain.. Although i passed my CCNA exam this past week, i am very new to this stuff an am slightly...

Hi, Have two 2600's. 2 fast ethernet ports on each; gave ip addresses to the ports followed by the no shutdown command,then performed a "copy run start". performed a show start and show run to verify configuration. upon reload, the running config shows the interfaces no ip addresses...