Network Security

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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 6
  • 6290 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 6
  • 1230 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 6
  • 2536 Views
  • 4 replies
  • 0 Helpful votes

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 1
  • 932 Views
  • 5 replies
  • 0 Helpful votes

I have an extended access-list rule that is #1 in poistion on the external access listaccess-list acl-outside line 1 extended permit tcp host x.x.x.x host a.b.c.d eq 5723access-list acl-outside line 2 extended permit tcp host x.x.x.y host a.b.c.e eq ...

Dragomir by Level 1
  • 1236 Views
  • 17 replies
  • 0 Helpful votes

Dear FriendsI m getting the following error in ASA in CSM whenever i m clicking on Address Pools,Translation Options & Translation Rules under NAT section.This data for this policy is locked by activity/user: < abc>. After couple of restart and perf...

Hi allAs topic suggest, i would like to think of deploy a series of cisco product and it is able to mitigate the harm of DDOS. As i know one fo the way is know the source address and route to interfall NULL, but sad ASA can't do interface NULL. My qu...

Hello.What is the recommended way to maintain all incremental IPS signature files created from periodic signature updates? I noticed my small 880 series routers (yeah, I use the cheap IOS IPS) restarts IPS engine for each and every incremental file a...

HQuest by Level 1
  • 1190 Views
  • 2 replies
  • 0 Helpful votes
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