Network Security

Engage with peers and experts on network security topics such as Secure Firewall Threat Defense, Adaptive Security Appliance, Secure Firewall Management Center, and Security Cloud Control.
cancel
Showing results for 
Search instead for 
Did you mean: 
cancel

“Join

 
Labels

Forum Posts

Got a new one for me.  We've been having issues on a ASA that I have been investigating.  We are running in Routed mode.  I have a single DMZ setup, an inside and an outside interface.  I have been performing sniffs on the DMZ interface as we suspect...

Unable to SSH to cisco CSM serverHi Everyone,Trying to SSH new Cisco CSM server.ACL is there that allows ssh i can see the hit counts increment but when i try ssh it gives error network connection refused.Do i need to open ssh port  on csm server?if ...

mahesh18 by Level 7
  • 1293 Views
  • 2 replies
  • 0 Helpful votes

Hi, I can't access FWSM from VSS via session slot command:VSS-Core#sh module switch 1 Switch Number:     1   Role:   Virtual Switch Active----------------------  -----------------------------Mod Ports Card Type                              Model     ...

smamedov by Community Member
  • 1289 Views
  • 0 replies
  • 0 Helpful votes

Hi,I am having issue with forwarding DHCP on FWSM. I have the following setup:1. DHCP server on OUTSIDE interface2. Client machine on TEST-PUB interfacedhcprelay server DHCP4.XYZ.COM OUTSIDE dhcprelay enable TEST-PUB dhcprelay setroute OUTSIDE access...

S891 by Level 5
  • 701 Views
  • 1 replies
  • 0 Helpful votes

Hi Everyone,I ran the command belowshow asp  dropFrame drop:  No valid adjacency (no-adjacency)                                        11542  Flow is denied by configured rule (acl-drop)                         210306934  Invalid SPI (np-sp-invalid-s...

mahesh18 by Level 7
  • 7359 Views
  • 2 replies
  • 0 Helpful votes

Hi everyone,When i ssh to ASA  and ran the command show asp table socket  i see below show asp table socketshow asp table socketProtocol  Socket    Local Address               Foreign Address         StateSSL       000035c4  192.168.100.3:443        ...

mahesh18 by Level 7
  • 1588 Views
  • 2 replies
  • 0 Helpful votes

Hi Everyone,Need to confirm some ASA  concepts below1>For ASA  half form connections the 3 way tcp handshake is never completed and it can cause TCP  SYN  flood attack right?2>To control the limit of half form commection in ASA  we can put config bel...

mahesh18 by Level 7
  • 3258 Views
  • 4 replies
  • 0 Helpful votes

Dear All,I have configured firewall and allow only port 443 and deny all tcp ports for destination, but when i am scanning from port scanner it shows several tcp ports are enabled.. need your seuggestion and help on it.. how to block these tcp ports....

Hi ,Now my current asa 5510 is production as one inside interface (e0/1), one dmz(e0/2) interface and one outside interface(e0/0).I want to add one more isp as outside 1 interface(e0/3).Inside interface(e0/1) I will configure two vlans as one vlan fo...

aung.htwe by Level 2
  • 1414 Views
  • 5 replies
  • 0 Helpful votes