Network Security

Hi allCan anyone tell me how fast the cisco asa can be configured to failover automatically?and also, If I type in no failover active on the primary, how fast will it failover?cheersCarl

Hi,     Im having a weird case with my fwsm. There were times when the untrust interface suddenly drops all trafic, but after a few minutes it comes back again. I've already check the the np blocks, and it does not increment, thus proving that there ...

Hi folks,i have this estranged situation: I have two ASA's 5520 in Active/Standby failover mode. After the software update from 8.2(1) to 8.2(2) one of NAT(PAT) rules in outside interface unexpectedly disappeared from startup configuration/running co...

Depending on the person at TAC some recommend using only layer 2 and while others suggest using layer 3 when using the firewall in routed mode and not utilizing a router. So what does everyone think? Keep in mind the possibility of using VPN access d...

hi! we currently testing on fwsm on 6509 chassis, any idea what port shd i open for ospf, static route, and vrf? do i need to open any port for windows file sharing?thx

HiWe are trying to setup a SIP trunk between Avaya and Nortel through Cisco ASA. The SIP session seems to be successful and we can dial from Nortel to Avaya. The problem is that after dialing the phone rings but two ends can not hear each other. That...

Hello,in ISDM event viewer I see both internal (private) and external (global) addresses have "locality"=OUT. Does anybody know if it makes sense to change it and how, I can't find where?  participants:       attacker:         addr: 10.7.51.233  loca...

Hi,I've implemented signature update S492, but apparently there is a problem with the new signature 5577.1 : SMB Secure NULL Login Attempt . During the upgrade process run from our CSM V3.3.1, the deployment manager returns an error :instance=sig0:un...