Network Security

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ASA5520 v8.3(2) OSI'm seeing connection bursts every 2 minutes to my internal SSH serverConns during that time peak at > 1500/sec - normal is 100/secInbound bandwidth usage goes from 4Mbit/sec to > 30Mbit/secCPU usage spikes above 60%When I do a "sho...

Hi Guys, I've configures Clean access - inband mode - virtual gatewayCAS is doing VLAN mapping (from L2 to L3 vlans) without any issues, but when i add more vlans to be mapped, CAS doesnt do the mapping.lets said the vlan mapping as afollows:Untruste...

I have a pair of 5520s running 8.2(3) in failover active/standby, routed mode. I have an issue with SSH as it's stopped worked after a short time, less than 8hrs during the network being installed, telnet is working fine as is https/asdm. I have re-c...

Hi guysI have added  3 asa on csm 4.0.1 , but I cannot manage ASA logs from event viewer on csm, I cannot see any logs in event viewer, with I, ASA Devices for Event Management, via  :Step 1: select Platform > Logging > Syslog > Logging Setup from t...

oabduo983 by Level 1
  • 1463 Views
  • 2 replies
  • 0 Helpful votes

I have a ASA5505 with the Sec Plus license on it. This allows 25 VPN peers at any time according to the show version output:Licensed features for this platform:Maximum Physical Interfaces  : 8VLANs                        : 20, DMZ UnrestrictedInside ...

chris by Level 1
  • 961 Views
  • 4 replies
  • 0 Helpful votes

Hi,I have a issue, as after enabling DHCP Snooping and try to release/renew again, It only manages to grab the DHCP IP like around 30 seconds.And, if the machine is restarted, it would take longer time or even sometimes would not be able to grab the ...

ramarao by Level 1
  • 1569 Views
  • 2 replies
  • 0 Helpful votes

Hi All,One of my client is having ASA 5510 with csc-ssm10. The total number of users 40 and maximum concurrent users are 30. But the csc is showing the no of node exceeding more than 100 which is having 100 node license. Anyone can help me out why it...

Hi,I just want to know what exactly capturing if we you capture command with some ACL on the firewall where there is limited buffer size. The reason I want to know is that we need to capture some traffic between firewall (inside/dmz) where this traff...

pemasirid by Level 1
  • 3169 Views
  • 7 replies
  • 0 Helpful votes

Hi,I have weird issue. I was transfering some files from LAN to DMZ and have noticed that the transfer speed between the LAN server and DMZ server is very slow. It is around 990kbps. Would anybody be able to let me know how to resolve it or do approp...

patrifick by Level 1
  • 3795 Views
  • 3 replies
  • 0 Helpful votes
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