0
votes
0answers
5 views

ISA timeout: no access to web server

we have a dlink switch connected to an ISP modem in the wan interface, to servers and to another switch (connected do hosts). The problem is that when i try to connect to a server connected to thz ...
-1
votes
0answers
4 views

Cisco 877w - Brindging Dot11Radio & ATM to access the internet

I have a cisco 877w router, connected to ADSL internet line, what I'm looking for is to create wifi access point with the DOT11Radio interface so that client can access the internet from their phones ...
-1
votes
1answer
42 views

Network load balancing: LACP between Debian & FreeNAS over Cisco Switch doesn't work

My setup: 2 Debian Server, with Bonding 2 Storage Server FreeNAS with Link Aggregation 1 Cisco Switch SG-200 with LAG enabled MTU 9000 enabled everywhere Result: Network performance is still single ...
3
votes
2answers
224 views

What does 'Si' mean with respect to network switches?

I am seeing references to Multilayer Switches with Si as in the network symbol below. What does the 'with Si' qualifier mean?
-1
votes
1answer
58 views

can anyone show me how can i fix error with my NAT config

Can anyone help me with my packet tracer problem? My network 2 buildings (each building has 3 vlans) on the same side and it has 2 sides, between is internet. I finish with DHCP and now I try to ...
1
vote
2answers
18 views

Can a cisco router execute a command itself?

I'm experiencing a problem with my Cisco router 1900 Series, the router sometimes stop routing packets, and when i log into it and show the running-config i see no ip routing executing ip routing ...
1
vote
1answer
93 views

Network latency caused by incorrect cable?

Our team recently setup a new network and now we are experiencing network latency issues. the flow of traffic is as such: modem -> router -> packet shaper -> cisco3750 switch from router to packet ...
1
vote
1answer
62 views

Config Cisco 2960-X 3 stack switches [closed]

I'm am in the process of setting up 3 x Cisco 2960-X switches in a stack. I've configured Cisco switches before, but this is the first time I will be configuring them as a stack. Will I only have to ...
0
votes
0answers
51 views

Cisco WAP321 Access Point Locking Up Daily

We have a Cisco WAP321 Small Business Access Point (WAP321-A-K9 V01 Non Clustered) that has about 15-20 users (Phones and Tablets). The device has been randomly locking up every day to the point ...
0
votes
0answers
24 views

SPAN port only shows multicast traffic on Cisco switch

I'm trying to set up a cheap network forensics solution; I have a Cisco Catalyst as my main switch connected to my router. I have mirrored the port that is running to the ASR to a different port which ...
9
votes
3answers
258 views

Native VLAN mismatch and missing VLAN?

I'm trying to wrap my head around what exactly is going on here with a new site's configuration of their networking stack. This particular piece I am working is pretty simple but I having a hard time ...
1
vote
1answer
119 views

Cisco ASA 5505 No LAN access through VPN

I have been fighting with this ASA 5505 for a days now. I am verly new to networking and need support by the community! I have completely configured the CISCO 5505 allowing me to browse the internet ...
0
votes
1answer
39 views

Reading .pcap files by CISCO ASA5515-X

I have .pcap file that already includes thousands of packets. I want to analyze these packets via CISCO ASA5515-X to observe how much of them are possible to be an attack packet (malicious). However, ...
-6
votes
1answer
71 views

Is running our workstation network through VoIP handset best practice? [closed]

We are purchasing a Cisco UC VoIP phone system and the handsets come in two flavors: 100mb and 1gb. Both allow network pass-through of another device such as a printer or workstation. Is this an ...
0
votes
1answer
141 views

how to whitelist or deny “enable” mode IP address to cisco 3750 switch

I have a Cisco 3750 switch and I want to modify the allow/deny IP addresses that can access it in ssh and "enable" mode. Not sure how, and googling is nearly impossible to get this info it seems.
0
votes
0answers
85 views

Routing through SonicWALL SSL-VPN and Cisco L3 Switch

In the image above, we use the SonicWALL NSA 3500 at our gateway and handle VPN with its SSL-VPN. Our Layer 3 Cisco switch is our core network switch and handles about a dozen VLANs. Most VLANs ...
0
votes
0answers
36 views

What should I consider when I plan a meaningful monitoring for SNMP Switch (SG200-50)

I am currently planning the monitoring of a switch and would like to consider beforehand what I need to be closely monitored in order to obtain errors and warnings are also useful. I have a Cisco ...
0
votes
0answers
22 views

VPN User ACL not working

i´m currently testing a Cisco 886VA router for VPN usage. First off here is my client config group: crypto isakmp client configuration group VPN_PRIV key xxxxxx dns 192.168.111.100 pool VPN_POOL acl ...
0
votes
0answers
36 views

Multiple trunk links on firewall

I am trying to deliver VLANs (vlan 100 , vlan 200) created on a firewall http://www.fortinet.com/sites/default/files/productdatasheets/FortiGate-800C.pdf how ever i want to deliver them to two ...
2
votes
1answer
49 views

Allow only one ipaddress through a cisco firewall without pcs knowing there is a proxy server

We have a PC behind a firewall. (ASA 5505) [PC] => [ASA Firewall] => [Corporate Proxy/Firewall/Anything] => [Internet] :- where the PC and ASA Firewall are under our control... and the rest are ...
0
votes
0answers
89 views

Cisco 1841 - Acting as a PPPoE terminator?

We have 2x Fortigate 200B firewalls that we wish to operate in Active/Active HA mode - though, obviously, they cannot do this with PPPoE/DHCP enabled on the externally facing interfaces. To overcome ...
1
vote
2answers
104 views

Cisco router or ASA [closed]

Can you tell me what is the difference between having both a Cisco router and ASA appliance in a network and having only the ASA? I remember that my ISP had set a router in front of our network and ...
2
votes
1answer
68 views

Cisco Networking fiber to fiber

I have a cisco 892 router and a cisco catalyst 2960 switch; both have the SFP fiber module. The plan is to extend the network to the switch using the fiber ports. (Two buildings are connected by ...
0
votes
0answers
25 views

Restarted BGP routers have no routing updates?

I configured 3 cisco c3725 Routers in GNS3 and I setup BGP and it was working fine at first. All 3 routers are connected to each other and each router has some loopback interfaces wich are the ...
0
votes
0answers
84 views

ASDM - ASA Issue

This is actually a two part question, if anyone has had experience with the issue and could help me out it would be greatly appreciated. Backstory: Using GNS3 with ASA 8.4(2) and ASDM 7.1(5). I've ...
-2
votes
1answer
129 views

Layer 2 and 3 Network and Topology discovery of blackbox network [closed]

I have been given a company network to perform layer 2 and layer 3 network discovery. I have to find out the network topology and infomation about network equipments including switch, router, server, ...
0
votes
0answers
55 views

Need help troubleshooting QuickVPN hang

have QuickVPN 1.4.0.5 on XP Pro SP3 and am trying to connect to a RVS4000 using its public IP address. QuickVPN gets to "Connecting..." and hangs. The context menu on the systray icon won't come ...
1
vote
0answers
89 views

Inter-server connectivity loss after applying cisco switch configurations

I have 2 Redhat servers in cluster. The eth0/eth2 ports on both servers are in bond0(which is assigned IP). The eth0 and eth2 from server1 are physically connected to giE0/3 on switch1 and 2 ...
1
vote
1answer
49 views

How can we better pinpoint instability issues on our network?

We have a medium-sized network of 600 users, all on Cisco switches. Where the users are allowed to plug in routers, etc. on the endpoints, so that they can use wireless and/or multiple devices in ...
-3
votes
2answers
255 views

How to limit telnet access to only local network users in Cisco [closed]

I need to make so that my telnet service is only reachable by local users, not by anyone from outside in Cisco Packet tracer. Any suggestions please? http://i.imgur.com/RfoNjDz.png
-1
votes
1answer
61 views

IPsec VPN Server behind Cisco ASA (Transparent mode)

I've a Cisco ASA 5510 with transparent mode, and I'm going to setup a IPsec VPN(Openswan) in a internal linux server(with Public IP). This server has 2 NIC, 1 public IP, and 1 internal IP. I've ...
0
votes
0answers
135 views

Cisco ASA Allow ASDM from outside

My Cisco ASA 5515 is running in transparent mode. And I want to open ASDM for outside. I've already run these command. http server enable http 0.0.0.0 0.0.0.0 outside http 0.0.0.0 0.0.0.0 inside asdm ...
1
vote
1answer
193 views

How to enable Cisco switch port mirroring without rebooting?

I have a Cisco WS-C2960S-24TS-S switch and would like enable a port mirror for network analyzer (such as Snort). I could not see any options in the GUI interface. Is it possible, and how do I enable ...
1
vote
1answer
129 views

Debug: Cisco VPN Router runs 100% CPU

I've turned logging on and all I am currently getting are Debug/Kernel logs. Nothing above debug. This was also during offsite hours when hardly any traffic was going on. I have also upgraded to the ...
1
vote
2answers
61 views

Cisco 851W - recovering from corrupt configuration

While learning how to use my Cisco 851W router, I downloaded a configuration script with preconfigured settings. I ran this from the router and now I can no longer boot up and get to a command prompt. ...
4
votes
1answer
275 views

Cisco QuickVPN Can't view local computers

I am connected to my QuickVPN connection to my RV180 VPN Router and I can access the router via IP but I can't find or see any of the computers. How can I fix that? Do I need to do some more advanced ...
1
vote
2answers
100 views

Load balancing across uneven links (Cisco\OSPF)

I know that OSPF will load balance across equal cost paths such as: R1 ------------------ R3 | 100mbit | | | | 1gbit| |100mbit | | ...
0
votes
2answers
180 views

Cannot join CIFS server to a active directory domain

We have a VNX5700 in our environment , it had two datamovers(one as primary and the other secondary). Recently we added a third datamover to the array and configured it as an active DM , so we will ...
2
votes
3answers
255 views

How to prevent MAC spoofing?

I want to define in my Cisco switch a whitelist of allowed MAC, but MAC spoofing could allow any host to connect. How can I prevent MAC spoofing?
-1
votes
1answer
81 views

Need help routing Cisco network- IP routing [closed]

In the above network, can you help me configure routes so the computers on the left can see the computers on the right, and vice versa? I know the syntax of the command is ip route {network ...
1
vote
2answers
84 views

Cisco Router Setup

I am helping a friend set up a network for his new business and am having issues setting up the router. I am by no means a network expert. He has a Cisco 2921 router and I have it set up as follows: ...
1
vote
0answers
178 views

Cisco SPA504G phone CDP/LLDP issue

Good morning everyone, Just recently signed up for the site because I'm looking for some help with an issue that's been plaguing me for about a week now. I hope I'm posting in the right place. If ...
1
vote
0answers
89 views

Cisco Auto Smartports on catalyst 2960-s

I have Cisco Catalyst 2960-s, I want to configure user defined macros on it. I searched a lot in Cisco documentation but its not for beginners :( How to create a user defined macro that runs when a ...
0
votes
0answers
205 views

Are my NAT rules in ASA 8.6 correct

I am working on converting some PIX rules to ASA 8.6 syntax. Do the following achieve the goal? Assumptions: outside's IP address is 66.66.66.5/29 The outside IP address I want things translated ...
-2
votes
3answers
102 views

Cisco switch inter-vlan access

I have Cisco Catalyst 2960-s switch and I want to configure three Vlans (A; B; C) I want to : Allow traffic between A and B Allow traffic between A and C Block traffic between C and B or if ...
2
votes
1answer
348 views

How is my newer Cisco Switch finding the default gateway?

Is there something new that I do not know about with newer Cisco gear. In order to manage my switch I usually have to assign a VLAN 1 interface and add a default route (or ip default-gateway) to ...
0
votes
1answer
94 views

Cisco Catalyst 3560G telnet access

I currently have telnet access to switch. interface Vlan2 ip address 172.17.0.7 255.255.255.0 ! ip default-gateway 172.17.0.1 ip classless access-list 160 permit ip host 172.17.0.101 any line vty ...
0
votes
0answers
164 views

cisco SG-300 switch won't add Option82 during dhcp relay

I'm trying to get my SG300 to insert option82 information into relayed DHCP requests. switch#show ip dhcp relay DHCP relay is Enabled Option 82 is Enabled Maximum number of supported VLANs without ...
0
votes
1answer
115 views

route cisco sg300 traffic through Watchguard firewall

I need help in determining what I need to research. I have two cisco SG300 switches (sg300-52 & sg300-28) and a Watchguard firewall (XTM-23). The internet connection currently passes through our ...
0
votes
2answers
197 views

Limiting Bandwidth per port Cisco router

Let's say a businessses purchases a sufficently fast internet connection (such as 60Mbps cable connection) and VOIP quality is pretty good for the most part. The only thing I would be worried about ...