Network Security

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Hi AllWe have a new ASA5585 as an internal firewall that will slowly replace our aging FWSM. For optimum performance it was adviced on the FWSM to set sysopt connection tcpmss to 0, even though using MTU of 1500. On the new ASA are we now going to en...

patoberli by • VIP Alumni
  • 10481 Views
  • 5 replies
  • 0 Helpful votes

Resolved! NAT/VPN traffic

Hi,I am trying to get my backup traffic from my Main office 172.28.0.18 Server to Remote office Server 192.168.100.3 via the Site-To-Site tunnel. My problem is it's getting drop by the NAT rule. Packet trace below.ciscoasa# packet-tracer input outsid...

apptionadmin by • Community Member
  • 2425 Views
  • 6 replies
  • 0 Helpful votes

ASA5510 ios v8.4. I've setup dual ISPs and I'm trying to get ipsec VPN client access to work on the backup interface (outside-backup). The goal is to have outbound traffic on the inside subnet NAT'd through the main interface (outside) while inbound ...

mikespenard by • Community Member
  • 1332 Views
  • 1 replies
  • 0 Helpful votes

hi i have the next configuration.inside  192.168.90.1outside 10.13.7.188rdp-host 192.168.90.45rdp-host-outside 10.13.7.187ASA Version 8.4(1) !hostname ciscoasaenable password -----passwd ----names!interface Ethernet0/0 nameif inside security-level 10...

danielluz by • Community Member
  • 7549 Views
  • 11 replies
  • 0 Helpful votes

I feel so silly for not being able to figure this out.  Why do my cli commands just scroll all the content rather than having to press space to show more?  It is driving me crazy to type sh run and the entire config flys past rather than being to ins...

Hello!I have host behind asa with static nat.with asa 8.4 all is usual, but if i try to use 9.0.1 I get strange traceroute on this host:traceroute www.ya.rutraceroute to www.ya.ru (87.250.251.3), 30 hops max, 60 byte packets 1  www.yandex.ru (87.250....

dm by • Level 3
  • 2522 Views
  • 4 replies
  • 0 Helpful votes

I am helping out a former colleague of mine on a project to migrate a single Checkpoint firewall over to a single ASA 5510, no VPN, just firewall.  The checkpoint firewall has 8 physical interface so the ASA 5510 also support physical 8 interfaces so...

I have been able to get EIGRP  working successfully in the lab like I want. Attached is the network overview:We have a Data Center and Corporate office connected via Point to Point Fiber link, eventually we will have two of theseTwo 4948E switches in...

ALIAOF_ by • Level 11
  • 1353 Views
  • 3 replies
  • 0 Helpful votes

I have an FWSM in routed mode with 31 contexts and appear to be hitting a limit with VLAN interfaces (I've counted up and have around 115). If I add an interface to a context then name it with "nameif" the context stops passing traffic, removing with...

donlerche by • Level 2
  • 1513 Views
  • 2 replies
  • 0 Helpful votes

Hi all.I am trying to connect to a VPN set up at a remote customer site. However it seems that connections cannot be established from inside my office network. I have tried from other sites and connections can be established. For obvious reasons, thi...

b_peacock28 by • Community Member
  • 2160 Views
  • 3 replies
  • 0 Helpful votes
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